Aiwa VX-F20DV1 Manuel de service

SERVICE MANUALDATADVD COLOR TELEVISIONVX-F20DV1US/M Code No. 09-009-437-0R1REVISION• This Service Manual is the “Revision Publishing” and replaces “S

– 10 –4) Turn over the edge of the Anode Cap as the left figure(See Fig-10).Note) The right and left sides of the Anode Cap should beturned over equal

– 100 –DESCRIPTIONREF. NO. KANRINO.PART NO.MECHANICAL PARTS LIST 1 / 1 1 8A-JD1-215-010 SPR-C,POWER 2 8A-JD1-013-010 BTN,POWER

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111Printed in Singapore9301978 0251431

– 11 –8) Pull it lightly while keeping the edge of the Anode Capturned over. Visually confirm that the both hooks areinserted and check the condition

– 12 –2-3. Remove the connectors from the "TV, UNIT".CN601CN951CN952CN2CN404CN117CN406CN9CN108Degauss CoilCN807CN807CN211CN203CN204CN202Fig-

– 13 –2-4. Remove the "NECK" board from the CRT.2-5. Remove 2 screws (F) and pull out the "Frame, TVAssy" from the set.PWB, NKCRTF

– 14 –3. HOW TO REMOVE "MAIN" BOARD AND "AUDIO" BOARD3-1. Remove the connector that connects the "PWB, MAIN" and "P

– 15 –4. HOW TO REMOVE "MECH, ASSY" BOARD4-1. Remove the connector.4-2. Remove 2 screws (G) and the screw (H). Then pull out the "Mech,

– 16 –5. HOW TO REMOVE "PS-2" BOARD (WITH "PS-SW" BOARD), "JOINT" BOARD AND "AZG-D".5-1. Remove 5 screws and r

– 17 –5-3. Remove 6 screws (K) and remove the "PWB, PS-2".5-4. Remove 6 screws (L) and remove the "Shild, Assy".PWB, PS-2Shild, A

– 18 –5-5. Remove 4 screws (M) and 3 screw (N). Then remove the "Shld-Plate, Low".5-6. Remove 2 screws (O) and the screw (P). Then remove th

– 19 –5-7. Remove 2 screws (Q) and the screw (R). Then remove the "Hldr, Mech L Assy".5-8. Remove the screw (S) and the connector. Then remo

– 2 –TABLE OF CONTENTSPECIFICATIONS ...

– 20 –6. HOW TO REMOVE "FRONT" BOARD6-1. Remove 15 screws (V) and remove the "PWB, SYSTEM" and "PWB, FR-JACK" .6-2. Remo

SERVICE POSITION– 21 –When the AZG-D is going to be repaired, take the service position as follows.1. Disassemble the set and take the AZG-D out.2. R

– 22 –WIRE PROCESSING (WIRING, TYING) METHOD* Be sure to follow the instructions described as follows when processing the wires during disassembling a

– 23 –2. Wiring in the periphery of the MAIN board.CN409CN707CNA414CNA403CN405CN401CN705CN706CN701CN702CN402PWB, AUDIOPWB, MAINSAFETYCNA771To CN409Fro

– 24 –CN807DGC WIREAround the twice.HEAT SINKCN904CN901CN902CN601CNA6021~3cm14~16cmSAFETYSAFETYSAFETYCAUTION: DGC Wire must not touch to heat sink.

– 25 –5. Wiring in the periphery of the PS-2 board.CN216CN201CN203CNA305SAFETYPWB, PS-2PWB, MAINPWB, PS-SWSAFETYSAFETY

– 26 –6. Wiring of the AZG-D and JOINT board.CNA214CN106Mech, ASSYPWB, PS-SWW203W204W205PWB, PS-2SAFETYCN103CN101CN102CN105REDMech, ASSY

– 27 –7. Wiring of the FRONT board.SAFETYSAFETYSAFETYSAFETYFront CabinetCNA305CNA306PWB, SYSTEMPWB, FR-JACKCN301CN8CN307SAFETYCN401FF-Cable, 5pMech, A

– 28 –ELECTRICAL MAIN PARTS LISTIC 8A-JD1-653-010 IC,M37272EFSP-AJD1UOTP 87-A21-378-010 IC,S-24C04BDP-1A 87-A20-61

– 29 –! C211 87-A11-080-080 CAP,TC U 47P-50 J CH C212 87-A11-080-080 CAP,TC U 47P-50 J CH C213 87-A11-082-080 CAP,TC U 56P-50 J C

– 3 –SPECIFICATIONSTV SECTIONTuner System Frequency synthesized tunerTV System NTSC-MChannel Coverage VHF: 2 to 13UHF: 14 to 69CATV: 5A, A-1 to A-5, A

– 30 – CNA803 8A-JD1-669-010 CONN ASSY,2P TV TO PS D1 87-070-110-010 LED,SLP-181B-51 RED FB301 87-003-320-080 F-BEAD,-9.0FBR07HA12

– 31 – C474 87-A10-295-080 CAP,M 0.01-50 J C475 87-010-198-080 CAP, CHIP 1000P-50 KB C476 87-010-260-080 CAP, ELECT 47-25V C477

– 32 – C106 87-010-405-080 CAP, ELECT 10-50V C107 87-010-405-080 CAP, ELECT 10-50V C108 87-010-405-080 CAP, ELECT 10-50V C109

– 33 – C242 87-012-370-010 CAP,CER 3300P-250NS C244 87-A10-831-080 CAP,E 1000-25 M SMG C245 87-A10-374-010 CAP,M/P 0.1-275 K RMR

– 34 –88AResistor CodeChip Resistor Part CodingFigureValue of resistorChip resistorWattage Type Tolerance1/16W1/10W1/8W1608212532165%5%5%CJCJCJFormLW

– 35 –TRANSISTOR ILLUSTRATIONE C B2SA1091-02SC1815GR2SC24822SA18372SC47932SD25312SA933SRS2SA1175FE2SC1740SRS2SC2785FEB C EEBCE C B2SA1037K2SC24

WIRING  1 (MAIN)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 36 ABCDEFGHIJKLMNOPQRSTU

– 37 –SCHEMATIC DIAGRAM – 1 (MAIN)

WIRING – 2 (AUDIO)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 38 –ABCDEFGHIJKLMNOPQRSTU

– 39 –SCHEMATIC DIAGRAM – 2 (AUDIO)+_+_

– 4 –This set employs laser. Therefore, be sure to follow carefully theinstructions below when servicing.WARNING!!WHEN SERVICING, DO NOT APPROACH THE

WIRING  3 (NK)151413121110987654321ABCDEFGHIJKLMNOPQRSTU 40 

– 41 –SCHEMATIC DIAGRAM – 3 (NK)

WIRING – 4 (S – JACK)15 14 13 12 11 10 9 8 7 6 5 4 3 2 1ABCDEFGHIJKLMNOPQRSTU– 42 –

– 43 –SCHEMATIC DIAGRAM – 4 (S-JACK)

WIRING – 5 (JOINT)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 44 –ABCDEFGHIJKLMNOPQRSTU

– 45 –SCHEMATIC DIAGRAM – 5 (JOINT)

WIRING – 6 (SYSTEM)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 46 –ABCDEFGHIJKLMNOPQRSTU

– 47 –SCHEMATIC DIAGRAM – 6 (SYSTEM)

WIRING  7 (FR  JACK)151413121110987654321ABCDEFGHIJKLMNOPQRSTU 48 

– 49 –SCHEMATIC DIAGRAM – 7 (FR-JACK)

– 5 –When servicing and checking on the TV, note the followings.NOTICES BEFORE REPAIRINGTo make the best use of this equipment, make sure toobey the

WIRING – 8 (FR – KEY)15 14 13 12 11 10 9 8 7 6 5 4 3 2 1ABCDEFGHIJKLMNOPQRSTU– 50 –

– 51 –SCHEMATIC DIAGRAM – 8 (FR-KEY)

WIRING – 9 (OPT)15 14 13 12 11 10 9 8 7 6 5 4 3 2 1ABCDEFGHIJKLMNOPQRSTU– 52 –

– 53 –SCHEMATIC DIAGRAM – 9 (OPT)

WIRING – 10 (PS – 2)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 54 –ABCDEFGHIJKLMNOPQRSTU

– 55 –SCHEMATIC DIAGRAM – 10 (PS-2)

WIRING – 11 (PS – SW)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 56 –ABCDEFGHIJKLMNOPQRSTU

– 57 –SCHEMATIC DIAGRAM – 11 (PS-SW)

WIRING – 12 (FR – FL)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1– 58 –ABCDEFGHIJKLMNOPQRSTU

– 59 –SCHEMATIC DIAGRAM – 12 (FR-FL)

– 6 –When repairing the Flat TV, never switch ON the main POWER with the degauss coil removed.If the degauss coil must inevitably removed due to some

– 60 –IC BLOCK DIAGRAM

– 61 –

– 62 –FL (10-BT-207GK) GRID ASSIGNMENT AND ANODE CONNECTIONGRID ASSIGNMENT

– 63 –ANODE CONNECTION

– 64 –1 BLK H I Blanking H sync input.2 BLK V I Blanking V sync input.3 A MUTE O Audio Amp mute.4 L MUTE O Audio mute.5 Q SUR O Q surround switch.6 WP

– 65 –1 KEY3 I Key input 3.2 S–DET I S input monitor. (“L”=DETECTION)3 SW–CD I Pick up/down and tray open/close detection signal input.4 DISH–SENS I T

– 66 –73 AVSS – GND.74 VREF – A/D reference power supply.75 C–RD1 I DATA : CD–HOST.76 STB – Not used. (Connected to GND through a resistor)77 CLK – No

– 67 –1~8 NC – Not used. (Connected to GND through a resistor)9 VSS – GND.10 VDD – Power supply.11~12 NC – Not used. (Connected to GND through a resis

– 68 –VOLTAGE CHARTTest condition for TV mode : COLOR BAR, VOLUME 10MAIN C.BMODEPIN NO. DVD TV STANDBYIC11 4.29 4.28 5.112 4.91 4.91 5.113 0.01 0.01

– 69 –MODEPIN NO. DVD TV STANDBYIC50110002 13.8 13.8 0.923 26.0 26.0 1.344 0.81 0.77 05 0.75 0.77 06 25.9 25.8 0.737 1.60 1.65 0IC6011 25.9 25.3 0.602

– 7 –Panel, Rear 2Four clawsPWB, S-JACKFig-1Fig-21. "CABINET" REMOVAL1-1. Remove the 9 screws (A), 2 screws (B) and 4screws (C) from the rea

– 70 –MODEPIN NAME DVD TV STANDBYQ601E000C 96.4 96.0 0.02B 0.33 0.33 0Q602E000C 132 131 0.06B -0.06 -0.06 0Q603E000C 20.6 21.6 0B 0.56 0.57 0.05Q604E0

– 71 –MODEPIN NO. DVD TV STANDBYIC40710002 2.25 2.25 03 2.81 2.81 04 2.44 2.40 05 1.31 1.32 0600070008 5.08 5.08 0900010 2.24 2.24 011 2.07 2.05 012 3

– 72 –MODEPIN NAME DVD TV STANDBYQ413E 4.49 4.39 0C 8.92 8.94 0.46B 5.15 5.05 0Q414E 8.93 8.93 0.46C 2.94 2.83 0B 8.29 8.29 0.46Q415E 1.35 1.30 0C 8.2

– 73 –MODEPIN NO. DVD TV STANDBYIC1011 6.19 5.40 0.372 0 3.83 03 5.45 4.67 0.5540005 5.46 4.67 0.386 2.68 1.88 0.237 0 3.83 08 3.40 2.62 09 2.98 2.61

– 74 –MODEPIN NO. DVD TV STANDBYIC30163 -32.4 -27.2 0.6364 -32.4 -27.2 0.6365 5.03 4.59 066 5.18 5.16 5.2367 0.02 0.02 0.0268 5.12 4.91 069 5.18 5.16

– 75 –MODEPIN NAME DVD TV STANDBYQ211E 17.6 15.3 15.2C 17.6 15.3 0.44B 16.9 14.6 15.2Q212E000C 0.06 0.06 15.2B 5.20 5.23 0Q213E 11.2 9.78 10.3C 11.2 9

– 76 –1 IC1 PIN 1 (BLK H)11 V/div20 µs/div2 IC1 PIN 2 (BLK V)21 V/div5 ms/div3 IC1 PIN 11 (SD)31 V/div20 µs/div4 IC701 PIN 2 (TVOUT-L)45 Q202 EMITTER5

– 77 –9 IC301 PIN 45 (CHROMA IN)90.1 V/div20 µs/div0 IC301 PIN 43 (Y IN)00.2 V/div10 µs/div! IC301 PIN 47 (TV DET OUT)!0.5 V/div10 µs/div@ IC407 PIN 4

– 78 –* CN601 PIN 2 (H-)*50 V/div20 µs/div( CN601 PIN 4 (V-)(5 V/div5 ms/div) CN601 PIN 5 (V+))10 V/div5 ms/div- Q601 COLLECTOR-= T602 PIN 3=[ Q751 (E

– 79 –D827 ANODE (at POWER ON)50 V/div5 µs/div, D822 ANODE (at POWER ON),5 V/div5 µs/div. Q901 COLLECTOR (R-DRIVE)./ Q902 COLLECTOR (G-DRIVE)/_ Q903 C

– 8 –2. "TV. UNIT" REMOVAL2-1. Anode cap disassembly2-1-1. Notice Before DisassemblyDischarge the anode.1) The cathode-ray tube of this equi

– 80 –: CN108 PIN 8 (V2-VIN)2 V/div10 µs/div& IC211 PIN 1 (OCP / FB) MODE : P-STBY1 V/div5 µs/div. IC211 PIN 1 (OCP / FB) MODE : TV/ IC211 PIN 1

– 81 –> IC211 PIN 3 (D) MODE : TV200 V/div5 µs/div> IC211 PIN 3 (D) MODE : DISC>200 V/div5 µs/div? PT211 PIN 11 MODE : P-STBY?? PT211 PIN 11

– 82 –Method of Using the Jig Remote ControllerMost of the video circuit and the deflection circuit of this set can be adjusted by using the jig remot

– 83 –Aging ModeHow to enter the aging mode and the contents that are displayed in the aging modeTo enter the aging mode, press the TEST key.When this

– 84 –How to check and set the distinction switchWhen the EEP ROM is going to be replaced, be sure to check and change the distinction switch before s

– 85 –SW01234567Contents CLOCK OSD PON RFAGC MUTE MTS QSUR WEAKSetup value 0 1 0 1 0 1 1 1SW 8 9 A B C D E FContents BBE VMUTE VOL VCHIP CCAP SBASS SW

– 86 –SW_9 "VMUTE" [Use or not use of the video mute duringchannel selection]VCHP=0 UsedVCHP=1 Not usedSW_A "VOL" [Selection of VO

– 87 –How to enter, adjust and terminate the adjustment mode1. Press the TEST key while the machine is in the aging mode. The adjustment menu display

– 88 –Setting the IIC bus dataInitial valueWhen the EEP ROM is replaced, enter the following initial value before starting adjustment.When this set is

– 89 –Pin and Barrel AdjustmentInput signal: Cross-hatch signalMeasuring equipment: Pattern generatorAdjustment point: Pin-SFR602, Barrel-SFR603Adjust

– 9 –Anode ButtonAssembling position2-2. Anode cap assemblyMake sure to keep the notices not to make troubles whenassembling or disassembling the Anod

– 90 –Vertical Linearity AdjustmentInput signal: Monoscope signalMeasuring equipment: SHIBASOKU TP20A1Adjustment point: SFR501Adjustment method: Adjus

– 91 –PIF VCO AdjustmentNote: Be sure to perform the PIF VCO adjustment whenever the VCO coil (L205) is replaced.Measuring equipment: Spectrum analyze

– 92 –SIF AdjustmentNote: Be sure to perform this adjustment whenever the SIF coil (L201) is replaced.Simplified adjustment procedureInput signal: Nor

– 93 –White Balance AdjustmentNote: Allow 20 minutes or longer of warm-up time before starting the white balance adjustment. Repeat the entire steps o

– 94 –SUB COLOR AdjustmentInput signal: Color bars (full field, white/100%)Measuring equipment: Oscilloscope, pattern generator (Leader 408NPS)Test po

– 95 –SUB TINT AdjustmentInput signal: Color bars (full field, white/75%)Measuring equipment: Oscilloscope, pattern generator (Leader 408NPS)Test poin

– 96 –STEREO SEPARATION AdjustmentInput signal: Stereo test signal from audio generators-1 and -2Input level: 60 dBµ, P/S 7 dBChannel: 11 CH (fp = 199

– 97 – Various settings can be returned to the default mode when shipped from the factory by performing thefollowing procedure.1) Turn ON the main pow

– 98 –DVD TEST MODE1. How to Start Up Test ModeWhile pressing the DISC button of the main unit, turn ON the power switch (main switch). At this time

– 99 –MECHANICAL EXPLODED VIEW 1 / 14567910111312123814153516aaeggfbhhefccddb1617AAAAAAAEAAAAAAADDEDBIIBDDDBBJJOOOOCCEDDEEEHGKLLJMNGPWBPWBPWBPWBPWB