Aiwa NSX-AJ20 Manuel de service

Naviguer en ligne ou télécharger Manuel de service pour Multifonctionnels Aiwa NSX-AJ20. Aiwa NSX-AJ20 Service manual [en] Manuel d'utilisatio

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  • MARQUE LIVRES
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Résumé du contenu

Page 1 - 842AV110

SERVICEMANUALPublished in Oct.’00842AV110

Page 2 - Double-pole/neutral fusing

1-1-32AV/X(4) The scanner does not travel. ... 1

Page 3 - Safety precautions

1-4-512AV/XDescriptionMaintenanceitem No.1-4U992 Checking or clearing the printer/fax countDescriptionDisplays, clears or changes the print count of t

Page 4

1-4-522AV/XDescriptionMaintenanceitem No.1-4U998 Outptting the memory listDescriptionOutputs the list of memory.PurposeTo output the list as required.

Page 5 - 1. Installation Precautions

2AV/X1-4-531-4GeneralInitializationDrive, paperfeed, paperconveying andcooling systemOpticalU000 Outputting an own-status report —U001 Exiting the mai

Page 6

SectionItemMaintenance item contentsInitialNo. setting*2AV/X1-4-541-4High voltageDevelopingFixing andcleaningOperationpanel andsupportequipmentMode se

Page 7 - 3. Miscellaneous

2AV/X1-4-551-4SectionItemMaintenance item contentsInitialNo. setting*U402 Adjusting margins of image printing —U403 Adjusting margins for scanning an

Page 8 - CONTENTS

2AV/X1-4-561-4(5) Contents of maintenance mode items (for 15 cpm copier)MaintenanceDescriptionitem No.U000 Outputting an own-status reportDescriptionO

Page 9

2AV/X1-4-571-4MaintenanceDescriptionitem No.U005 Copying without paperDescriptionSimulates the copy operation without paper feed.PurposeTo check the o

Page 10 - 1-6 Assembly and Disassembly

MaintenanceDescriptionitem No.2AV/X1-4-581-4U021 Initializing memoriesDescriptionInitializes the setting data other than that for adjustments due to v

Page 11 - 2-4 Appendixes

2AV/X1-4-591-4MaintenanceDescriptionitem No.U031 Checking switches for paper conveyingDescriptionDisplays the on-off status of each paper detection sw

Page 12 - 1-1-1 Specifications

MaintenanceDescriptionitem No.2AV/X1-4-601-4U033 Checking solenoid operationDescriptionTurns each solenoid on.PurposeTo check the operation of each so

Page 13

1-1-42AV/X1-7 Requirements on PCB Replacement1-7-1 Replacing the main PCB ...

Page 14

2AV/X1-4-611-4MaintenanceDescriptionitem No.U053 Performing fine adjustment of the motor speedDescriptionPerforms fine adjustment of the speeds of the

Page 15

MaintenanceDescriptionitem No.2AV/X1-4-621-4U060 Adjusting the scanner input propertiesDescriptionAdjusts the image scanning density.PurposeUsed when

Page 16

2AV/X1-4-631-4MaintenanceDescriptionitem No.U065 Adjusting the scanner magnificationAdjustmentSee pages 1-6-32 and 34.U066 Adjusting the leading edge

Page 17

MaintenanceDescriptionitem No.2AV/X1-4-641-4U071 Adjusting the DF scanning timingDescriptionAdjusts the DF original scanning timing.PurposeTo be execu

Page 18 - ‡fi ) ^& @ ! 0 9 8 6 5 1

2AV/X1-4-651-4MaintenanceDescriptionitem No.U072 Adjusting the DF center lineDescriptionAdjusts the scanning start position for the DF original.Purpos

Page 19 - 1-1-3 Machine cross section

MaintenanceDescriptionitem No.2AV/X1-4-661-4U073 Checking scanner operationDescriptionSimulates the scanner operation under arbitrary conditions.Purpo

Page 20 - 1-1-4 Drive system

2AV/X1-4-671-4MaintenanceDescriptionitem No.U075 Setting the original size detectionDescriptionSets whether or not to detect the original size automat

Page 21 - As viewed from machine rear

MaintenanceDescriptionitem No.2AV/X1-4-681-4U087 Turning the DF scanning position adjust mode on/offDescriptionTurns on or off the DF scanning positio

Page 22 - 1-2-2 Developer and toner

2AV/X1-4-691-4MaintenanceDescriptionitem No.U088 Setting the input filter (moiré reduction mode)DescriptionTurns moiré reduction mode on and off by sw

Page 23

MaintenanceDescriptionitem No.2AV/X1-4-701-43. Press the start key. Scanning is performed under the selected conditions and the result is displayed.4.

Page 24 - (1) Installation procedure

1-12AV/X1-1-11-1-1 Specifications15 cpm copierType ... DesktopCopying system...

Page 25 - Light source unit 2 pin

2AV/X1-4-711-4MaintenanceDescriptionitem No.U092 Adjusting the scanner automaticallyDescriptionMakes auto scanner adjustments in the order below using

Page 26

MaintenanceDescriptionitem No.2AV/X1-4-721-4U093 Setting the exposure density gradientDescriptionChanges the exposure density gradient in manual densi

Page 27

2AV/X1-4-731-4MaintenanceDescriptionitem No.U093(cont.)Setting1. Select the item to be adjusted by lighting a copy exposure indicator using the copy e

Page 28 - Original detection switch

MaintenanceDescriptionitem No.2AV/X1-4-741-4U099 Checking the original size detectionDescriptionDisplays the original width detection data and sets th

Page 29 - Fulcrum of the drawer lift

2AV/X1-4-751-4MaintenanceDescriptionitem No.U099(cont.)Method to set or check the original size detection threshold1. Place an original on the contact

Page 30

MaintenanceDescriptionitem No.2AV/X1-4-761-4U100 Setting the surface potentialDescriptionChanges the surface potential by changing the grid control vo

Page 31 - Developing unit

2AV/X1-4-771-4MaintenanceDescriptionitem No.U101 Setting high voltagesDescriptionChanges the developing bias voltage and transfer voltage by changing

Page 32 - Waste toner tank

MaintenanceDescriptionitem No.2AV/X1-4-781-4U109 Setting the drum typeDescriptionSets the type of the drum installed in the copier.PurposeTo prevent v

Page 33

2AV/X1-4-791-4MaintenanceDescriptionitem No.U111 Checking/clearing the drum drive timeDescriptionDisplays the drum drive time for checking, clearing o

Page 34 - Toner cartridge

MaintenanceDescriptionitem No.2AV/X1-4-801-4U131 Setting the toner sensor control voltageDescriptionDisplays or changes the toner sensor control volta

Page 35

2AV/X1-1-21-1Transfer system ... Transfer rollerFixing system ... Heat rollerHeat source: halo

Page 36

2AV/X1-4-811-4MaintenanceDescriptionitem No.U155 Displaying the toner sensor outputDescriptionDisplays the toner sensor output value, and related data

Page 37 - 1-3-3 Copier management

MaintenanceDescriptionitem No.2AV/X1-4-821-4U157 Checking/clearing the developing drive timeDescriptionDisplays the developing drive time for checking

Page 38

2AV/X1-4-831-4MaintenanceDescriptionitem No.U161 Setting the fixing control temperatureDescriptionChanges the fixing control temperature.PurposeNormal

Page 39

MaintenanceDescriptionitem No.2AV/X1-4-841-4U196 Turning the fixing heater onDescriptionTurns the fixing heater on.PurposeTo check fixing heater.Metho

Page 40

2AV/X1-4-851-4MaintenanceDescriptionitem No.U204 Setting the presence or absence of a key card or key counterDescriptionSets the presence or absence o

Page 41

MaintenanceDescriptionitem No.2AV/X1-4-861-4U244 Checking the DF switchesDescriptionDisplays the status of the switches in the optional DF.PurposeTo c

Page 42

2AV/X1-4-871-4MaintenanceDescriptionitem No.U251 Checking/clearing the maintenance countDescriptionDisplays, clears and changes the maintenance count.

Page 43

MaintenanceDescriptionitem No.2AV/X1-4-881-4U253 Switching between double and single countsDescriptionSwitches the count system for the total counter

Page 44

2AV/X1-4-891-4MaintenanceDescriptionitem No.U255 Setting auto clear timeDescriptionSets the time to return to initial settings after copying is comple

Page 45

MaintenanceDescriptionitem No.2AV/X1-4-901-4U258 Switching copy operation at toner empty detectionDescriptionSelects if continuous copying is enabled

Page 46

1-12AV/X1-1-320 cpm copierType ... DesktopCopying system... Indirect electrosta

Page 47 - ISU cover

2AV/X1-4-911-4MaintenanceDescriptionitem No.U260 Changing the copy count timingDescriptionChanges the copy count timing for the total counter and othe

Page 48 - High temperature

MaintenanceDescriptionitem No.2AV/X1-4-921-4PhotoTextText & PhotoAuto ExposurePhotoTextText & PhotoAuto ExposureU332 Setting the size conversi

Page 49 - 2-pin receptacle

2AV/X1-4-931-4MaintenanceDescriptionitem No.U342 Setting the ejection restrictionDescriptionSets or cancels the restriction on the number of sheets to

Page 50 - 1-4-1 Maintenance mode

MaintenanceDescriptionitem No.2AV/X1-4-941-4U344 Setting preheat/energy saver modeDescriptionChanges the control for preheat/energy saver mode.Purpose

Page 51

2AV/X1-4-951-4MaintenanceDescriptionitem No.U348 Setting the copy density adjustment rangeDescriptionSelects the adjustment range for copy density fro

Page 52

MaintenanceDescriptionitem No.2AV/X1-4-961-4DF leading edge margin (3 ± 2.5 mm)DF left margin (2.5 +1.5 mm)DF right margin (2.5 +1.5 mm)Ejection direc

Page 53

2AV/X1-4-971-4MaintenanceDescriptionitem No.U901 Checking/clearing copy counts by paper feed locationsDescriptionDisplays or clears copy counts by pap

Page 54

MaintenanceDescriptionitem No.2AV/X1-4-981-4U903 Checking/clearing the paper jam countsDescriptionDisplays or clears the jam counts by jam locations.P

Page 55

2AV/X1-4-991-4MaintenanceDescriptionitem No.U905 Checking/clearing counts by optional devicesDescriptionDisplays or clears the counts of the optional

Page 56

MaintenanceDescriptionitem No.2AV/X1-4-1001-4U910 Clearing the black ratio dataDescriptionClears the accumulated black ratio data for A4/11" × 81

Page 57

2AV/X1-1-41-1Cleaning system... Cleaning bladeScanning system ... Flat bed scanning by CCD image se

Page 58

2AV/X1-4-1011-4MaintenanceDescriptionitem No.U990 Checking/clearing the time for the exposure lamp to lightDescriptionDisplays or clears the accumulat

Page 59

MaintenanceDescriptionitem No.2AV/X1-4-1021-4U993 Outputting a VTC-PG patternDescriptionSelects and outputs a VTC-PG pattern created in the copier.Pur

Page 60

2AV/X1-4-1031-4MaintenanceDescriptionitem No.U998 Outputting the memory listDescriptionOutputs the list of memory.PurposeTo output the list as require

Page 61

2AV/X1-5-11-51-5-1 Paper misfeed detection(1) Paper misfeed indicationWhen a paper misfeed occurs, the copier immediately stops copying and displays t

Page 62

2AV/X1-5-21-5Jam code Contents See pape1011121314151620212230405051516061707172737374757680818283P.1-5-4P.1-5-4P.1-5-4P.1-5-4P.1-5-4P.1-5-5P.1-5-5P.1-

Page 63 - U034 U066 U071

2AV/X1-5-31-5(2) Paper misfeed detection conditionsDFSWRSWESWDFSW (ST) 1Figure 1-5-3

Page 64 - U034 U067 U072

2AV/X1-5-41-51. Jam at power-on• One or more of the switches in the paper feed conveying system is on when the main switch is turned on (jam code 00).

Page 65

2AV/X1-5-51-5• Misfeed in copier vertical paper conveying section (jam code 15)The registration switch (RSW) does not turn on within 3200 ms of the dr

Page 66 - 0 to 8 1

2AV/X1-5-61-5Drawer feed switch (ST) 1*2 (DFSW (ST) 1) does not turn off within the time required to convey the length of the used papersize plus 2000

Page 67

2AV/X1-5-71-55. Eject section• Misfeed in eject sectionThe eject switch (ESW) does not turn off within 2475 ms of the registration switch (RSW) turnin

Page 68 - 004 004 000

1-12AV/X1-1-51-1-2 Parts names and their functions(1) CopierFigure 1-1-11234567890!@#$%^&*()⁄¤‹‹›1 Original cover (optional)*12 Operation panel3 P

Page 69

2AV/X1-5-81-5Problem Causes/check procedures Corrective measures(3) Paper misfeeds(1)A paper jam in thepaper feed,conveying, fixing oreject section is

Page 70

2AV/X1-5-9Problem Causes/check procedures Corrective measures1-5*1: Standard for 20 cpm copier/optional for 15 cpm copier. *2: Optional for both 20 c

Page 71 - (7) (8) (9)

2AV/X1-5-10Problem Causes/check procedures Corrective measures1-5*1: Standard for 20 cpm copier/optional for 15 cpm copier. *2: Optional for both 20

Page 72

2AV/X1-5-11Problem Causes/check procedures Corrective measures1-5*1: Standard for 20 cpm copier/optional for 15 cpm copier. *2: Optional for both 20

Page 73

2AV/X1-5-121-51-5-2 Self-diagnosis(1) Self-diagnostic functionThis unit is equipped with a self-diagnostic function. When a problem is detected, copy

Page 74

2AV/X1-5-13Code ContentsRemarksCauses Check procedures/corrective measures1-5C100C104C200C310C400Exposure lamp problem• Check the CCD input value for

Page 75 - 0 to 255 155

2AV/X1-5-14Code ContentsRemarksCauses Check procedures/corrective measures1-5Polygon motor steady-state problem• The polygon motor rotation is notstab

Page 76

2AV/X1-5-15Code ContentsRemarksCauses Check procedures/corrective measures1-5C620C630C710C730Abnormally low fixing unitthermistor temperature• The fix

Page 77

2AV/X1-5-16Code ContentsRemarksCauses Check procedures/corrective measures1-5*: Optional **: Optional for the 15 cpm copier only.C731C740C81

Page 78 - ≥ 1ST TEMP

2AV/X1-5-171-51-5-3 Image formation problems(20)Image contrast is low(carrier scattering).See page 1-5-24(1) No image appears(entirely white).See page

Page 79

2AV/X1-1-61-1(2) Operation panel15 cpm copierMetricInchFigure 1-1-2Á‰°‡ fi fl * & ^$% $#!0 9 3 2 1´ˇ„‚›Œ·‹ ¤ )( % @ 8 7 654⁄Á‰°‡fifl*&^%$#!09321$´

Page 80

2AV/X1-5-181-5(1) No image appears(entirely white).Causes1. No transfer charging.Causes Check procedures/corrective measures1. No transfer charging.A.

Page 81

2AV/X1-5-191-5Causes Check procedures/corrective measures1. Dirty or flawed main charger wire.2. Foreign matter in the developing section.3. Flawed dr

Page 82

2AV/X1-5-201-5Causes Check procedures/corrective measures1. Dirty contact glass.2. Dirty or flawed drum.3. Deformed or worn cleaning blade.4. Dirty sc

Page 83

2AV/X1-5-211-5(11)The leading edge ofthe image is consist-ently misaligned withthe original.Causes1. Misadjusted leading edge registration.2. Misadjus

Page 84

2AV/X1-5-221-5(12)The leading edge ofthe image is sporadi-cally misaligned withthe original.Causes1. Registration clutch, bypass paper feed clutchor p

Page 85

2AV/X1-5-231-5Causes Check procedures/corrective measures1. Misadjusted center line of image printing. Readjust the center line of image printing (see

Page 86 - 0 to 600 100 1000 (copies)

2AV/X1-5-241-5(19)Image is notsquare.Causes1. Laser scanner unit positioned incorrectly.2. Image scanning unit positioned incorrectly.Causes Check pro

Page 87

2AV/X1-5-251-5*1: Optional for 15 cpm copier. *2: For 20 cpm copier only. *3: Optional for 220-240 V specifications of 15 cpm copier.*4: Optiona

Page 88

2AV/X1-5-26Problem Causes Check procedures/corrective measures1-5*1: Optional for 15 cpm copier. *2: For 20 cpm copier only. *3: Optional for 22

Page 89 - 0 to 200 (copies) 70

2AV/X1-5-27Problem Causes Check procedures/corrective measures1-5*1: Optional for 15 cpm copier. *2: For 20 cpm copier only. *3: Optional for 22

Page 90

1-12AV/X1-1-720 cpm copierMetric2347#$%*⁄‹(¤›fl‡fi ) ^& @ ! 0 9 8 6 5 1Inch2347#$%*⁄‹(¤›fl‡fi ) ^& @ ! 0 9 8 6 5 1Figure 1-1-31 Start key (Indicat

Page 91

2AV/X1-5-28Problem Causes Check procedures/corrective measures1-5*1: Optional for 15 cpm copier. *2: For 20 cpm copier only. *3: Optional for 22

Page 92

2AV/X1-5-29Problem Causes Check procedures/corrective measures1-5*1: Optional for 15 cpm copier. *2: For 20 cpm copier only. *3: Optional for 22

Page 93

2AV/X1-5-301-5Problem Causes/check procedures Corrective measures1-5-5 Mechanical problems(1)No primary paper feed.(2)No secondary paperfeed.(3)Skewed

Page 94

2AV/X1-6-11-61-6-1 Precautions for assembly and disassembly(1) Precautions• Be sure to turn the main switch off and disconnect the power plug before s

Page 95

2AV/X1-6-21-6(2) Running a maintenance itemEnter “10871087” using the numeric keys.Enter “001” using the cursor up/down keys (20 cpm), the zoom +/– ke

Page 96

2AV/X1-6-31-61-6-2 Paper feed section(1) Detaching and refitting the upper and lower paper feed pulleysFollow the procedure below to replace the paper

Page 97

2AV/X1-6-41-66. Open the front cover and remove the imageformation unit (see page 1-6-40).7. Remove the stop ring from the paper feedshaft unit (machi

Page 98

2AV/X1-6-51-6• Lower peper feed pulleys (optional for the 15 cpm copier)1. Open the lower drawer left cover and pull thelower drawer out.2. Remove the

Page 99

2AV/X1-6-61-6(2) Detaching and refitting the bypass paper feed pulleyFollow the procedure below to replace the bypass paper feed pulley.Procedure1. Op

Page 100

2AV/X1-6-71-65. Remove the rear screw of the bypass paperfeed pulley and then the pulley.Figure 1-6-126. Replace the bypass paper feed pulley andrefit

Page 101

2AV/X1-1-81-11-1-3 Machine cross section15867243Light pathPaper pathFigure 1-1-4 Machine cross section1 Paper feed section2 Main charging section3 Opt

Page 102

2AV/X1-6-81-6(3) Detaching and refitting the left registration cleaner assemblyFollow the procedure below to replace the left registration cleaner ass

Page 103

2AV/X1-6-91-6(5) Detaching and refitting the bypass paper width switchFollow the procedure below to replace the bypass paper width switch.Procedure1.

Page 104

2AV/X1-6-101-6(6) Adjustment after roller and clutch replacementPerform the following adjustment after refitting rollers and clutches.(6-1) Adjusting

Page 105

2AV/X1-6-111-6• 15 cpmYesNoStartEnter maintenance mode.Enter “034” using the numeric keys.Press the start key.Press the interrupt key.Is the leading e

Page 106

2AV/X1-6-121-6(6-2) Adjusting the leading edge registration for memory image printingMake the following adjustment if there is a regular error between

Page 107

2AV/X1-6-131-6(6-3) Adjusting the center line of image printingMake the following adjustment if there is a regular error between the center lines of t

Page 108

2AV/X1-6-141-6• 15 cpmYesNoStartEnter maintenance mode.Enter “034” using the numeric keys.Press the start key.Press the interrupt key.Press the start

Page 109

2AV/X1-6-151-6(6-4) Adjusting the margins for printingMake the following adjustment if the margins are not correct.U402U403(P. 1-6-38)U404(P. 1-4-46)C

Page 110

2AV/X1-6-161-6• 15 cpmYesNoStartEnter maintenance mode.Enter “402” using the numeric keys.Press the start key.Press the start key to output a test pat

Page 111

2AV/X1-6-171-6(6-5) Adjusting the amount of slack in the paperMake the following adjustment if the leading edge of the copy image is missing or varies

Page 112 - U053 U065 U070

CAUTIONDanger of explosion if battery is incorrectly replaced. Replace only with the same or equivalenttype recommended by the manufacturer. Dispose o

Page 113 - Original Copy

1-12AV/X1-1-912345678As viewed from machine front1-1-4 Drive system(1) Drive system 1 (optical section)Figure 1-1-51 Scanner motor gear2 Gear 44/163 G

Page 114 - Reference

2AV/X1-6-181-6• 15 cpmStartEnter maintenance mode.Enter “051” using the numeric keys.YesYesNoNoPress the start key.Press the interrupt key.Press the s

Page 115

2AV/X1-6-191-61-6-3 Optical section(1) Detaching and refitting the exposure lampReplace the exposure lamp as follows.Procedure1. Remove the original c

Page 116

2AV/X1-6-201-6(2) Detaching and refitting the scanner wiresTake the following procedure when the scanner wires are broken or to be replaced.Caution:Af

Page 117

2AV/X1-6-211-6(2-2) Fitting the scanner wiresCaution:When fitting the wires, be sure to use those specified below.Machine front: P/N 2AV1219 (black)Ma

Page 118

2AV/X1-6-221-64. Insert the locating ball on each of the scannerwires into the hole in the respective scannerwire drum and wind the scanner wire three

Page 119

2AV/X1-6-231-68. Loop the inner ends of the scanner wires around the grooves in the pulleys at the right of the scanner unit,winding from below to abo

Page 120

2AV/X1-6-241-6(3) Detaching and refitting the laser scanner unitTake the following procedure when the laser scanner unit is to be checked or replaced.

Page 121

2AV/X1-6-251-65. Check or replace the laser scanner unit andrefit all the removed parts.Caution: Before fitting the new laser scannerunit, fit the LSU

Page 122

2AV/X1-6-261-6Figure 1-6-39(4) Adjusting the skew and vertical shifting of the laser scanner unit(4-1) Adjusting the skew of the laser scanner unitPer

Page 123 - 7 8 9

2AV/X1-6-271-6Figure 1-6-40Rifit the laser scanner unit and turn the main switch on.YesNoPress the start key and make a copy at 100% magnification.Sta

Page 124

2AV/X1-1-101-1(2) Drive system 2 (drive motor drive train)Figure 1-1-6flˆ¨Á‰ˇ›‹6⁄*()¤·98@$#!%0^‚ÎÍŔ،„´7&12345fi—‡As viewed from machine rear* Opti

Page 125

2AV/X1-6-281-6(5) Detaching and refitting the ISU (reference)Take the following procedure when the ISU is to be checked or replaced.Caution: After fit

Page 126

2AV/X1-6-291-6• Refitting the ISU1. Fit the ISU using the two positioning pins.2. Secure the ISU using the four screws.3. Remove the two positioning p

Page 127

2AV/X1-6-301-6(6) Adjusting the position of the ISU (reference)Perform the following adjustment if the leading and trailing edges of the copy image ar

Page 128

2AV/X1-6-311-6(7) Adjusting the longitudinal squareness (reference)Perform the following adjustment if the copy image is longitudinally skewed (longit

Page 129

2AV/X1-6-321-6(8) Adjusting magnification of the scanner in the main scanning directionPerform the following adjustment if the magnification in the ma

Page 130

2AV/X1-6-331-6• 15 cpmEnter maintenance mode.Enter “065” using the numeric keys.YesNoStartEndPress the interrupt key.Place an original and press the s

Page 131

2AV/X1-6-341-6(9) Adjusting magnification of the scanner in the auxiliary scanning directionPerform the following adjustment if the magnification in t

Page 132

2AV/X1-6-351-6• 15 cpmEnter maintenance mode.Enter “065” using the numeric keys.YesNoStartPress the interrupt key.Place an original and press the star

Page 133

2AV/X1-6-361-6(10) Adjusting the scanner leading edge registrationPerform the following adjustment if there is regular error between the leading edges

Page 134

2AV/X1-6-371-6(11)Adjusting the scanner center linePerform the following adjustment if there is a regular error between the center lines of the copy i

Page 135

2AV/X1-2-11-21-2-1 DrumNote the following when handling or storing the drum.• When removing the image formation unit, never expose the drum surface to

Page 136

2AV/X1-6-381-6(12) Adjusting the margins for scanning an original on the contact glassPerform the following adjustment if the margins are not correct.

Page 137

2AV/X1-6-391-6• 15 cpmChange the setting.Increasing the value using the zoom (+) key makes the margin wider.Decreasing the value using the zoom (–) ke

Page 138

2AV/X1-6-401-61-6-4 Main charging section(1) Detaching and refitting the charger assemblyFollow the procedure below to replace the charger assembly.Pr

Page 139

2AV/X1-6-411-6(2) Replacing the tungsten wire (reference)Take the following procedure when the tungsten wire is broken or to be replaced.Precautions•

Page 140

2AV/X1-6-421-66. Wind the new tungsten wire six turns around one end of the charger spring and trim the end.• The width of the coiled tungsten wire an

Page 141

2AV/X1-6-431-61-6-5 Drum section(1) Detaching and refitting the drumFollow the procedure below to replace the drum.Cautions:• Avoid direct sunlight or

Page 142

2AV/X1-6-441-61-6-6 Developing section(1) Adjusting the position of the doctor blade (reference)Perform the following adjustment if carrier or backgr

Page 143

2AV/X1-6-451-61-6-7 Transfer section(1) Detaching and refitting the transfer roller assemblyFollow the procedure below to replace the transfer roller

Page 144 - U402 U403 U404

2AV/X1-6-461-61-6-8 Cleaning section(1) Detaching and refitting the cleaning bladeFollow the procedure below to replace the cleaning blade.Procedure1.

Page 145

2AV/X1-6-471-6(2) Detaching and refitting the drum separation claw assembliesFollow the procedure to replace the drum separation claw assemblies.Proce

Page 146

2AV/X1-2-21-2abcdhfegFigure 1-2-1b Installation dimensions• 20 cpm copiera: 675 mm/269/16"b: 873 mm/343/8"c: 555 mm/21"d: 718 mm/281/4

Page 147

2AV/X1-6-481-61-6-9 Fixing section(1) Detaching and refitting the fixing unitFollow the procedure below to check or replace the fixing unit.Procedure1

Page 148

2AV/X1-6-491-6(2) Detaching and refitting the fixing unit thermistorFollow the procedure below to replace the fixing unit thermistor.Procedure1. Remov

Page 149

2AV/X1-6-501-6(4) Detaching and refitting the fixing heaterFollow the procedure below to replace the fixing heater.Procedure1. Remove the fixing unit

Page 150

2AV/X1-6-511-6(5) Detaching and refitting the heat rollerFollow the procedure below to replace the heat roller.Procedure1. Remove the fixing unit (see

Page 151

2AV/X1-6-521-66. Remove the four screws holding the fixinghousing and then the housing.Figure 1-6-787. Remove the pressure spring from each of thefron

Page 152

2AV/X1-6-531-6(6) Detaching and refitting the press rollerFollow the procedure below to replace the press roller.Procedure1. Remove the fixing unit (s

Page 153 - 1-5-1 Paper misfeed detection

2AV/X1-7-11-7Upper shield coverNVRAMLED2LED1CN1Memory tool PCBGuides (15 cpm copier only)Figure 1-7-1Figure 1-7-21-7-1 Replacing the main PCBMain PCB

Page 154

2AV/X1-7-21-7• - • - • -•: On for 0.25 s-: Off for 0.25 s• - • – • - • –•: On for 0.25 s-: Off for 0.25 s–: Off for 1 sOff• - • - • -•: On for 0.25 s-

Page 155 - DFSW (ST) 1

2AV/X1-7-31-71-7-2 Upgrading the firmware on the main PCBFirmware upgrading requires the following tools:Flash tool assembly (P/N 35968010)Memory tool

Page 156 - 2. Paper feed section

2AV/X1-7-41-77. Insert the power plug and turn the main switch on. LED2 (green) on the flash tool assembly flashes and upgrading of themaster ROM star

Page 157 - Paper size + 2000 ms

1-3-12AV/X1-31-31-3-1 Unpacking and installation(1) Installation procedureUnpack.Remove the tapes.Make test copies.Remove the pins holding light sour

Page 158 - 4. Fixing section

2AV/X1-7-51-7Upper shield coverIC3CN2CutoutFlash tool assemblyLED2Master ROMFigure 1-7-5Figure 1-7-61-7-3 Upgrading the firmware on the operation unit

Page 159 - 5. Eject section

2AV/X1-7-61-71-7-4 Adjustment-free variable resistors (VR)The variable resistors listed below are set at the factory prior to shipping and cannot be a

Page 160

2AV/X2-1-12-12-1-1 Paper feed sectionThe paper feed section consists of the primary feed and secondary feed subsections. Primary feed conveys paper fr

Page 161

2AV/X2-1-22-1RCL CN4-10MPCBCN3-7CN4-14CN3-10CN4-12CN6-2CN8-3CN8-15RSWPSW-UBYPPSWPSW-L*BYPPFCLPFCL-UPFCL-L**Optional for the 15 cpm copier.Figure 2-1-2

Page 162

2AV/X2-1-32-1Start keyDMRCLBYPPFCLRSW100 ms3000 ms263 ms300 msOriginal: A5R, copy paper: A3/11" × 17", magnification ratio 200%Timing chart

Page 163

2AV/X2-1-42-12-1-2 Main charging sectionThe main charging section consists of the drum and main charger assembly. The drum is electrically charged by

Page 164 - 1-5-2 Self-diagnosis

2AV/X2-1-52-1CN4-124 V DCMPCBCN1-9MCGRIDDrumHVTPCBCN4-3MC REMCN1-7CN4-6GRID CONTCN1-4CN4-9MC ALMCN1-1Figure 2-1-5 Main charging section block diagramS

Page 165

2AV/X2-1-62-12-1-3 Optical sectionThe optical section consists of the scanner, mirror frames and the image scanning unit for scanning and the lasersca

Page 166

2AV/X2-1-72-1(1) Original scanningThe original image is illuminated by the exposure lamp (EL) and scanned by the CCD PCB (CCDPCB) in the imagescanning

Page 167

2AV/X2-1-82-1(2) Image printingThe image data scanned by the CCD PCB (CCDPCB) is processed on the main PCB (MPCB) and transmitted as imageprinting dat

Page 168

1-3-22AV/X1-3Light source unit 1 pins*The diagram shows the 20 cpm copier.*The original cover is standard for Asia and Oceania specifications for the

Page 169 - See page 1-5-22

2AV/X2-1-92-1DrumFigure 2-1-9 Laser scanner unit (2)1 Laser diode: Generates the laser beam which forms a latent image on the drum.2 Collimator lens:

Page 170

2AV/X2-1-102-12-1-4 Developing sectionThe developing section consists of the developing unit and the toner cartridge.The developing unit consists of t

Page 171

2AV/X2-1-112-1(1) Formation of magnetic brushThe developing roller consists of a magnet roller with five poles and a sleeve roller. Rotation of the sl

Page 172

2AV/X2-1-122-1(2) Toner density detection by the toner sensorThe toner sensor (TNS) detects the toner density. As the developer passes by the sensor s

Page 173

2AV/X2-1-132-1(4) Correcting the toner sensor control voltageThe toner sensor control voltage is corrected based on the absolute humidity and the tota

Page 174 - (13)Paper creases. Causes

2AV/X2-1-142-1• Correction based on the total drive motor timeThe toner sensor control voltage is also corrected based on the total time the drive mot

Page 175

2AV/X2-1-152-12-1-5 Transfer and separation sectionThe transfer and separation section consists mainly of the transfer roller and drum separation claw

Page 176

2AV/X2-1-162-1Start keyDMRCLRSWTC REM418 ms474 msTiming chart 2-1-5 Operation of transfera: 418 ms after the registration clutch (RCL) turns on to sta

Page 177 - 1-5-4 Electrical problems

2AV/X2-1-172-12-1-6 Cleaning sectionThe cleaning section consists of the cleaning blade that removes residual toner from the drum surface after the tr

Page 178

2AV/X2-1-182-12-1-7 Charge erasing sectionThe cleaning lamp (CL) consists of LEDs which remove residual charge from the drum surface.Cleaning lamp (CL

Page 179

1-3-32AV/X1-3• 15 cpm copier12#$3!9@440)*(8^%&576Figure 1-3-2a UnpackingUnpack.1 Copier2 Outer case3 Inner frame4 Upper pads5 Bottom pads6 Bottom

Page 180

2AV/X2-1-192-12-1-8 Fixing sectionThe fixing section consists of the parts shown in Figure 2-1-25. When paper reaches the fixing section after the tra

Page 181

2AV/X2-1-202-1MSWFHPMDMDB REMCFM1, 2, 3MSW: ON1500 ms1000 msHalf speed Full speed Half speed30 s20 sPrimary stabilization fixing temperature 135°C/275

Page 182 - 1-5-5 Mechanical problems

2AV/X2-2-12-22-2-1 Electrical parts layout(1) PCBsFigure 2-2-1 PCBs1. Main PCB (MPCB) ... Controls the other PCBs,

Page 183

2AV/X2-2-22-2(2) Switches and sensorsFigure 2-2-2 Switches and sensors1. Main switch (MSW) ... Turns the AC power o

Page 184

2AV/X2-2-32-216. Bypass paper width switch(BYPPSW) ... Detects the width of paper on the bypass tray.1

Page 185 - Cutout Stop ring

2AV/X2-2-42-2(3) MotorsFigure 2-2-3 Motors1. Drive motor (DM) ... Drives the machine.2. Scanner motor (SM) ...

Page 186 - Upper paper feed pulleys

2AV/X2-2-52-2(4) Other electrical componentsFigure 2-2-4 Other electrical components1. Upper paper feed clutch (PFCL-U) ... Primary paper f

Page 187 - Drawer drive motor

2AV/X2-3-12-32-3-1 Power source PCB24 V DC output circuit IC2Noise filter circuit12 V DC output circuit IC35.1 V DC output circuit IC43.3 V DC output

Page 188 - Lower left cover

2AV/X2-3-22-3C29CN4C42C43C32C31D9C30C91C37C34L4IC5 IC3HS3R31C15D1Q1TB4TH1C11C13CN5 CN2L2L6L1TB1 TB2Z1F3C1C2LUG3CN3HS4B2B1T1C17HS5C14PC3PC2L5 D13IC6IC7

Page 189 - Bypass paper feed pulley

2AV/X2-3-3Terminals (CN) Voltage Remarks2-3TB-1 TB-2 120 V AC 120 V AC supply, inputTB-1 TB-2 220-240 V AC 220-240 V AC supply, input*2TB-4 TB-5 120 V

Page 190 - Left registration roller

1-3-42AV/X1-31 Copier2 Outer case3 Inner frame4 Upper pads5 Bottom pads6 Bottom case7 Skid8 Spacer*19 Machine cover0 Bar code labels! Hinge joint• 20

Page 191 - Upper bypass cover

2AV/X2-3-42-32-3-2 Main PCB• 15 cpm copierCCD PCBClock signalMain PCBS/HICADCIC2MIPIC4FEEPROMIC11CPUIC16SRAMIC15,17XIOIC19,25DriverBUFDriverOddEvenPri

Page 192 - (P. 1-4-14)

2AV/X2-3-52-3CN21CN20CN24CN22CN23CN25 116 10115821652189IC112010IC511236 2513244837IC7IC8IC9 IC10IC12IC16 30363772136377273108IC25315051IC18IC19110910

Page 193 - Figure 1-6-19b

2AV/X2-3-62-3• 20 cpm copierOperation unit PCBDriverScan signalDetection signal inputLCD display dataAddress busData busAddress busData busControl sig

Page 194

2AV/X2-3-72-3The main PCB (MPCB) consists of the main CPU and operation unit CPU. The main CPU IC23 communicates with otherPCBs and controls memory co

Page 195 - (P. 1-4-15)

2AV/X2-3-82-3CN9 CN8 CN4 CN6CN5CN7CN342AX2801REV : 3CN28CN26IC3IC9IC16IC12IC11IC14IC22IC10IC42IC28BT1-+IC39IC40IC46IC43IC5IC15CN25IC4CN27CN23 CN22 CN2

Page 196 - Correct image Output

2AV/X2-3-9Terminals (CN) Voltage Remarks2-31-2 1-1 3.3 V DC 3.3 V DC supply from PSPCB, input1-5, 6 1-3, 4 5 V DC 5 V DC supply from PSPCB, input1-9,

Page 197 - –1.5–1.5

2AV/X2-3-10Terminals (CN) Voltage Remarks2-38-15 8-22 0/5 V DC PSW-L*2 on/off, input8-16 8-22 0/5 V DC PSW (ST) 1*3 on/off, input8-17 8-22 0/5 V DC PS

Page 198

2AV/X2-3-11Terminals (CN) Voltage Remarks2-314-2B 14-4A 0/5 V DC OSLED*4 (green) on/off, output14-3B 14-4A 0/5 V DC SBPSOL*4 release signal, output14-

Page 199

2AV/X2-3-12Terminals (CN) Voltage Remarks2-320-4 20-2 0/5 V DC PM READY signal, input20-5 20-2 0/5 V DC (pulse) PM drive clock pulse, output21-1 21-2

Page 200 - Figure 1-6-22b

2AV/X2-3-13Terminals (CN) Voltage Remarks2-327-11 27-12 -12-0 V DC LCD Vo signal, output28-1 24-5 0/24 V DC (pulse) SM coil energization pulse, output

Page 201 - Metal plate

1-3-52AV/X1-3 1. Remove the tape holding the front cover and thepower cord, and remove the tape binding thepower cord. 2. Remove the tape holding th

Page 202 - Scanner tension spring

2AV/X2-3-142-32-3-3 CCD PCB12RSCLPSHIFTOddEvenRSCLPLogic IC1Main PCBCCD PCBClock signal generator ASICAnalog signal processing circuitCCDIC2Transistor

Page 203 - Scanner motor unit

2AV/X2-3-152-32-3-4 Laser diode PCBPhoto sensor PH1Laser driver IC1Laser diode PCBMain PCBLD1/ADJUST/ENABLE/VIDEO/BDDriverFigure 2-3-8 Laser diode PCB

Page 204 - Mirror 2 Frame

2AV/X2-4-12-4Timing chart No. 1 From the main switch turned on to machine stabilizationMSWFHPMDMDB REMCFM1,2,3CN3-4CN3-3CN20-3,4,5CN12-16CN4-4CN11-5,8

Page 205

2AV/X2-4-22-4Timing chart No. 2 Scanner initializationSMFwd. rotationOffRev. rotationCN28-1,3,4,6DM CN12-16200 P113 P410 P10774 P10364 P1078 PSMFwd. r

Page 206 - Eject tray

2-42AV/X2-4-3Timing chart No. 3 Copying an A5R/51/2" × 81/2" original onto a sheet of A3/11" × 17" copy paper from the bypass tray

Page 207 - LSU right spacer

2-42AV/X2-4-4Timing chart No. 4 Continuous copying of an A4/11" × 81/2" original onto two sheets of A4/11" × 81/2" copy paper from

Page 208

2-42AV/X2-4-5Timing chart No. 5 Continuous copying of an A4/11" × 81/2" original onto two sheets of A4/11" × 81/2" copy paper from

Page 209

2-42AV/X2-4-6Timing chart No. 6 Continuous copying of an A3/11" × 17" original onto two sheets of A5R/51/2" × 81/2" copy paper fro

Page 210

2-42AV/X2-4-7Timing chart No. 7 Continuous copying of an A4R/81/2" × 11" original onto two sheets of A4R/81/2" × 11" copy paper fr

Page 211 - Positioning pins

2-42AV/X2-4-8Timing chart No. 8 Continuous copying of an A4/11" × 81/2" original onto two sheets of A4/11" × 81/2" copy paper from

Page 212 - Correct image

1-3-62AV/X1-3 7. Pull the drawer out and remove the tape holdingeach of the drawer spacers and then the spacers. 8. Remove the tape holding the fulc

Page 213 - Mirror 2 frame

2-42AV/X2-4-9Timing chart No. 9 Continuous copying of an A4/11" × 81/2" original onto two sheets of A4R/81/2" × 11" copy paper fro

Page 214

2-42AV/X2-4-10Timing chart No. 10 Duplex copying of a single-sided A4R/81/2" × 11" original onto a duplex A4R/81/2" × 11" copy fro

Page 215

2AV/X2-4-112-4Maintenance parts listMaintenance part namePart No. Fig. No. Ref. No.Name used in service manual Name used in parts listRight registrati

Page 216

2AV/X2-4-122-4Periodic maintenance proceduresMaintenanceSectionpart/locationMethod Maintenance cycle Points and cautions PageTest copy and Perform at

Page 217

2AV/X2-4-132-4MaintenanceSectionpart/locationMethod Maintenance cycle Points and cautions PageOptical section Original size detection Clean Every serv

Page 218 - (P. 1-6-10)

2AV/X2-4-142-4MaintenanceSectionpart/locationMethod Maintenance cycle Points and cautions PageFixing/Eject Heat roller Clean or replace Clean after 10

Page 221

©2000 KYOCERA MITA CORPORATION is a trademark of Kyocera Corporation is a registered trademark of KYOCERA MITA CORPO

Page 222 - Image formation unit

Safety precautionsThis booklet provides safety warnings and precautions for our service personnel to ensure the safety oftheir customers, their machin

Page 223

1-3-72AV/X1-3Figure 1-3-8 1. Remove the two pins for light source unit 1 andthe pin for light source unit 2. 1. Install the optional devices (STDF, SR

Page 224

1-3-82AV/X1-3 1. Remove the developing unit upper cover bypushing and lifting it in the direction of the arrowin the diagram.Caution: Be sure to plac

Page 225 - 1-6-5 Drum section

1-3-92AV/X1-3 2. Check that the cleaning shaft is inserted as far asit will go. 3. Refit the image formation unit using the twoscrews. 4. Connect t

Page 226 - Adjustment screws

1-3-102AV/X1-3 1. Connect the power cord to the connector on the copier. 2. Insert the power plug into the wall outlet. 1. Turn the main switch on

Page 227 - Transfer roller assembly

1-3-112AV/X1-3Install a toner cartridge. 1. Open the front cover. 2. Shift the toner cartridge release lever to the rightuntil it stops. 3. Tap the

Page 228 - Cleaning blade

1-3-122AV/X1-3 1. Place an original and make test copies.Check if the center lines of the bypass tray anddrawer are correct. If not, adjust the cente

Page 229 - Cleaning lower seal assembly

2AV/X1-3-131-3ContentsFactory settingMetric InchMaintenance itemNo.U253 Switching between double and single counts Double count Double countU254 Turni

Page 230 - 1-6-9 Fixing section

2AV/X1-3-141-3• Executing a department management item • Executing a default setting itemPress both of the copy exposure adjustment keys and numeric k

Page 231 - Heat roller separation claws

2AV/X1-3-151-3(3) Copy defaultUser status reportPrints the details of the default settings.1. Select “F01” and press the enter key.If A4/11" × 81

Page 232 - Fixing heater

2AV/X1-3-161-3Default drawerSets the drawer to be selected in cases such asafter the reset key is pressed.1. Select “F10” and press the enter key.2. S

Page 233

indicates that action is required. The specific action required is shown inside the symbol.General action required.Remove the power plug from the wal

Page 234 - Press springs

2AV/X1-3-171-3Silent modeSelects whether or not to enter silent mode aftercopying.1. Select “F22” and press the enter key.2. Select “on” or “off” and

Page 235 - Fixing guide plate

2AV/X1-3-181-3Select “Management” and press the enter key.Enter the management code.Press the */language key.Execute department manage-ment items (pag

Page 236 - 1-7-1 Replacing the main PCB

2AV/X1-3-191-3Clearing copy counts1. Select “Management Setting” (“COPY MGMTSETTING”) and press the enter key.2. Select “Count delete” (“COUNTS CLEAR”

Page 237

2AV/X1-3-201-3Photo original densityAdjusts the exposure to be used when photooriginal is selected for the image mode.1. Select “Photo original densit

Page 238 - Upper shield

2AV/X1-3-211-3APS for special paperSets whether to use the paper source with thespecial paper for auto paper selection and autodrawer switching.1. Sel

Page 239

2AV/X1-3-221-31-3-4 Installing the key counter (option)Key counter installation requires the following parts:Key counter set (P/N 2A369702)Contents of

Page 240

2AV/X1-3-231-38. Refit the right cover.9. Pass the 4-pin connector of the key counterthrough the aperture in the key counter coverretainer, and insert

Page 241 - • Inverter PCB: VR1, VR2

2AV/X1-3-241-31-3-5 Installing the original size detection sensor (option for the metric specifications ofthe 15 cpm copier only)Original size detecti

Page 242 - 2-1-1 Paper feed section

1-3-252AV/X1-31-3Figure 1-3-25Figure 1-3-261-3-6 Installing the drawer heater (option)Drawer heater installation requires the following parts:For 120

Page 243

1-3-262AV/X1-3Figure 1-3-27Figure 1-3-28 7. Insert one of the 2-pin receptacles on the heater wireinto the opening in the frame and connect the other

Page 244

1. Installation PrecautionsWARNING• Do not use a power supply with a voltage other than that specified. Avoid multiple connections toone outlet: they

Page 245 - Shield grid

1-4-12AV/X1-41-4-1 Maintenance modeThe copier is equipped with a maintenance function which can be used to maintain and service the machine.(1) Execu

Page 246

1-4-22AV/X1-4(2) Maintenance mode item list (for 20 cpm copier)SectionItemMaintenance item contentsInitialNo. setting*U000 Outputting an own-status re

Page 247 - 2-1-3 Optical section

1-4-32AV/X1-4SectionItemMaintenance item contentsInitialNo. setting*U111 Checking/clearing the drum drive timeU130 Initial setting for the developerU1

Page 248

1-4-42AV/X1-4SectionItemMaintenance item contentsInitialNo. setting*U404 Adjusting margins for scanning an original from the DFU407 Adjusting the lead

Page 249

1-4-52AV/XDescriptionMaintenanceitem No.1-4U000 Outputting an own-status reportDescriptionOutputs lists of the current settings of the maintenance ite

Page 250

1-4-62AV/XDescriptionMaintenanceitem No.1-4U003 Setting the service telephone numberDescriptionSets the telephone number to be displayed when a servic

Page 251 - 2-1-4 Developing section

1-4-72AV/XDescriptionMaintenanceitem No.1-4U005 Copying without paperDescriptionSimulates the copy operation without paper feed.PurposeTo check the ov

Page 252

1-4-82AV/XDescriptionMaintenanceitem No.1-4U020 Initializing all dataDescriptionInitializes all the backup RAM on the main PCB to return to the origin

Page 253

1-4-92AV/XDescriptionMaintenanceitem No.1-4U030 Checking motor operationDescriptionDrives each motor.PurposeTo check the operation of each motor.Metho

Page 254

1-4-102AV/XDescriptionMaintenanceitem No.1-4U032 Checking clutch operationDescriptionTurns each clutch on.PurposeTo check the operation of each clutch

Page 255

• Check that the power cable covering is free of damage. Check that the power plug is dust-free. Ifit is dirty, clean it to remove the risk of fire or

Page 256

1-4-112AV/XDescriptionMaintenanceitem No.1-4U035 Setting folio sizeDescriptionChanges the image area for copying onto folio size paper.PurposeTo preve

Page 257

1-4-122AV/XDescriptionMaintenanceitem No.1-4Interrupt copy modeWhile this maintenance item is being performed, a VTC pattern shown below is output in

Page 258 - Lower cleaning seal

1-4-132AV/XDescriptionMaintenanceitem No.1-4U061 Turning the exposure lamp onDescriptionTurns the exposure lamp on.PurposeTo check the exposure lamp.M

Page 259 - Light-blocking lumirro

1-4-142AV/XDescriptionMaintenanceitem No.1-4U070 Adjusting the DF magnificationDescriptionAdjusts the DF original scanning speed.PurposeTo be executed

Page 260 - 2-1-8 Fixing section

1-4-152AV/XDescriptionMaintenanceitem No.1-4Adjustment 1. In interrupt copy mode, make a copy using the DF. 2. Check the copy image and adjust the reg

Page 261

1-4-162AV/XDescriptionMaintenanceitem No.1-4Adjustment 1. In interrupt copy mode, make a copy using the DF. 2. Check the copy image and adjust the cen

Page 262 - 2-2-1 Electrical parts layout

1-4-172AV/XDescriptionMaintenanceitem No.1-4U074 Adjusting the DF input light luminosityDescriptionAdjusts the luminosity of the exposure lamp for sca

Page 263

1-4-182AV/XDescriptionMaintenanceitem No.1-4Setting the reference data for identifying dustAvailable only when the mode is turned on. 1. Select the it

Page 264

1-4-192AV/XDescriptionMaintenanceitem No.1-4U091 Checking shadingDescriptionPerforms scanning under the same conditions as before and after shading is

Page 265

1-4-202AV/XDescriptionMaintenanceitem No.1-4U092 Adjusting the scanner automaticallyDescriptionMakes auto scanner adjustments in the order below using

Page 266

• Do not pull on the AC power cord or connector wires on high-voltage components when removingthem; always hold the plug itself. ...

Page 267 - 2-3-1 Power source PCB

1-4-212AV/XDescriptionMaintenanceitem No.1-4U093 Setting the exposure density gradientDescriptionChanges the exposure density gradient in manual densi

Page 268

1-4-222AV/XDescriptionMaintenanceitem No.1-4U099 Checking the original size detectionDescriptionDisplays the original width detection data and sets th

Page 269

1-4-232AV/XDescriptionMaintenanceitem No.1-4U100 Setting the surface potentialDescriptionChanges the surface potential by changing the grid control vo

Page 270 - 2-3-2 Main PCB

1-4-242AV/XDescriptionMaintenanceitem No.1-4U101 Setting high voltagesDescriptionChanges the developing bias voltage and transfer voltage by changing

Page 271 - REV:2

1-4-252AV/XDescriptionMaintenanceitem No.1-4U109 Setting the drum typeDescriptionSets or checks the drum type.PurposeTo prevent variations in halftone

Page 272 - • 20 cpm copier

1-4-262AV/XDescriptionMaintenanceitem No.1-4U130 Initial setting for the developerDescriptionAutomatically sets the toner sensor control voltage and t

Page 273

1-4-272AV/XDescriptionMaintenanceitem No.1-4U132 Replenishing toner forciblyDescriptionReplenishes toner forcibly until the toner sensor output value

Page 274

1-4-282AV/XDescriptionMaintenanceitem No.1-4U156 Changing the toner control levelDescriptionChanges the toner feed start level set in maintenance item

Page 275

1-4-292AV/XDescriptionMaintenanceitem No.1-4U158 Checking/clearing the developing countDescriptionDisplays the developing count for checking, clearing

Page 276

1-4-302AV/XDescriptionMaintenanceitem No.1-4U162 Stabilizing fixing forciblyDescriptionStops the stabilization fixing drive forcibly, regardless of fi

Page 277

1-1-12AV/XCONTENTS1-1 Specifications1-1-1 Specifications ...

Page 278

1-4-312AV/XDescriptionMaintenanceitem No.1-4U200 Turning all LEDs onDescriptionTurns all the LEDs on the operation panel on.PurposeTo check if all the

Page 279

1-4-322AV/XDescriptionMaintenanceitem No.1-4U207 Checking the operation panel keysDescriptionChecks operation of the operation panel keys.PurposeTo ch

Page 280 - 2-3-3 CCD PCB

1-4-332AV/XDescriptionMaintenanceitem No.1-4CompletionPress the stop/clear key at the screen for selectiong an item. The screen for selectiong a maint

Page 281 - 2-3-4 Laser diode PCB

1-4-342AV/XDescriptionMaintenanceitem No.1-4U243 Checking the operation of the DF motors, solenoids and clutchDescriptionTurns the motors, solenoids o

Page 282

1-4-352AV/XDescriptionMaintenanceitem No.1-4For example, if any value between 105 and 139 is displayed when the original insertion guides areadjusted

Page 283

1-4-362AV/XDescriptionMaintenanceitem No.1-4U244 Checking the DF switches (when installing the optional STDF)DescriptionDisplays the status of the res

Page 284 - /2" × 8

1-4-372AV/XDescriptionMaintenanceitem No.1-4U250 Setting the maintenance cycleDescriptionDisplays and changes the maintenance cycle.PurposeTo check an

Page 285

1-4-382AV/XDescriptionMaintenanceitem No.1-4U252 Setting the destinationDescriptionSwitches the operations and screens of the machine according to the

Page 286

1-4-392AV/XDescriptionMaintenanceitem No.1-4U254 Turning auto start function on/offDescriptionSelects if the auto start function is turned on.PurposeN

Page 287

1-4-402AV/XDescriptionMaintenanceitem No.1-4U256 Turning auto preheat/energy saver function on/offDescriptionSelects if the auto preheat/energy saver

Page 288

1-1-22AV/X(6) A black line appears longitudinally. ... 1-5

Page 289

1-4-412AV/XDescriptionMaintenanceitem No.1-4U260 Changing the copy count timingDescriptionChanges the copy count timing for the total counter and othe

Page 290

1-4-422AV/XDescriptionMaintenanceitem No.1-4U330 Setting the number of sheets to enter stacking mode during sort operationDescriptionWhen sort copying

Page 291 - (20 cpm copier)

1-4-432AV/XDescriptionMaintenanceitem No.1-4U342 Setting the ejection restrictionDescriptionSets or cancels the restriction on the number of sheets to

Page 292 - Maintenance parts list

1-4-442AV/XDescriptionMaintenanceitem No.1-4U344 Setting preheat/energy saver modeDescriptionChanges the control for preheat/energy saver mode.Purpose

Page 293 - • Copier

1-4-452AV/XDescriptionMaintenanceitem No.1-4U348 Setting the copy density adjustment rangeDescriptionSelects the adjustment range for copy density fro

Page 294

1-4-462AV/XDescriptionMaintenanceitem No.1-4U404 Adjusting margins for scanning an original from the DFDescriptionAdjusts margins for scanning the ori

Page 295 - • Optional drawer

1-4-472AV/XDescriptionMaintenanceitem No.1-4U407 Adjusting the leading edge registration for memory image printingAdjustmentSee page 1-6-12.U901 Check

Page 296

1-4-482AV/XDescriptionMaintenanceitem No.1-4U904 Checking/clearing the service call countsDescriptionDisplays or clears the service call code counts b

Page 297

1-4-492AV/XDescriptionMaintenanceitem No.1-4U906 Resetting partial operation controlDescriptionResets the service call code for partial operation cont

Page 298 - Printed in Holland

1-4-502AV/XDescriptionMaintenanceitem No.1-4U914 Switching between fax and copier modesDescriptionSelects whether the fax or copier mode is given prio

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