Sanyo CP32WF2 Service Manual
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Sanyo CP32WF2 Service Manual

Sanyo CP32WF2 Service Manual

Colour television
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SERVICE MANUAL Colour Television
Specifications
Power Source . . . . . . . .AC220-240V, 50Hz.
Colour System
. . . . . . .PAL, SECAM, NTSC4.43, NTSC
Television System . . . . .B/G, DK, I, L/L
Channel Coverage
. . . .VHF: 0-11, 5A (Australia), 1-11 (New Zealand)
UHF: 28-69 (Australia), 21-69 (New Zealand)
CATV: S1-S41, X, Y, Z, B-Q
Aerial Input Impedance
75Ω
Ext. Terminals
AV1 (Rear): CENELEC Standard
Input (Composite video, RGB and Audio-L/R)
Output (TV-output with composite video and Audio-L/R)
AV2 (Rear): CENELEC Standard
Input (Composite video, RGB, S-VHS and Audio-L/R)
Output (Monitor output with composite video and Audio-L/R)
AV3 (Front): Phone jack (Composite video input and Audio-L/R input)
Headphone Jack: Mini Stereo Jack
Speaker . . . . . . . . . . 6 cm
Sound Output (Music). . . .12W + 12W
Dimensions . . . . . . . . . . 880 (W)
Weight . . . . . . . . . . . . . . .approx. 55 Kg
Specifications subject to change without notice
F8WZ/F8WY
-
+
P
P
E2-E12, F2-F10, R1-R12
12 cm
2 pcs.
575 (H)
549 (D)mm
FILE NO.
Model No. CP32WF2
(Australia/New Zealand)
Service Ref. No. CP32WF2-00
Product Code:111371219
Original Version
Chassis Series: EB7-A
- NOTE -
Service Ref. No. CP32WF2-50 is electrically the
same as Service Ref. No. CP32WF2-00.
The difference between Service Ref. No.
CP32WF2-00 and CP32WF2-50 is as follows:
1) Destination CP32WF2-00...Australia
CP32WF2-50...New Zealand
Give complete "SERVICE REF. NO." for parts
order or servicing. It is shown on the rating label
at the cabinet back of the unit.
This T.V. receiver will not work properly in
foreign countries where the television
transmission system and power source dif-
fer from the design specifications. Refer to
the specification table.
REFERENCE NO.
(Australia)
CP32WF2-50
(New Zealand)
SM
5110636

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  • Page 1 ..VHF: 0-11, 5A (Australia), 1-11 (New Zealand) E2-E12, F2-F10, R1-R12 - NOTE - UHF: 28-69 (Australia), 21-69 (New Zealand) Service Ref. No. CP32WF2-50 is electrically the CATV: S1-S41, X, Y, Z, B-Q same as Service Ref. No. CP32WF2-00. Aerial Input Impedance 75Ω...

  • Page 2: Table Of Contents

    Contents Safety Notice ..........2 Chassis Block Diagram .

  • Page 3: Chassis Block Diagram

    Chassis Block Diagrams K1001 AV1 SCART 1 K1002 AV2 SCART 2 K1101 AV3 IN (FRONT)

  • Page 4: Ic Block Diagrams

    IC Block Diagrams IC201 < IF/Video/Chroma/Def.> TB1262AF Bed pin Cync. out ABCL IN Y sm H.AFC EXT. B IN EXT. G IN DC Resistor EXT. R IN BLACK DET VM OUT YS(YCbCr) B OUT Cb2/B IN G OUT YCbCr2 Cbr2/R IN YCbCr3 R OUT Y2/CVBS2/G IN...
  • Page 5 IC Block Diagrams IC001 < Audio AMP.> TDA7263M RF I 27K INVERTING INPUT (1) OUTPUT-L NON INVERTING INPUT (1) SUR/MUTING MUTE PROTECTION REFERENCES TURN ON AND OFF PROTECTION NON INVERTING INPUT (2) OUTPUT-R INVERTING INPUT (2) RF I 27K IC501 < Vertical Output > LA7846N THERMAL PUMP PROTECTION...
  • Page 6 IC Block Diagrams IC3451 < Digital TV Sound Processor of NICAM & A2 Stereo> TDA9875A SIF2 SIF1 (first general purpose I/O pin) (analog supply voltage 1) V DDA1 (second general purpose I/O pin) (first I C-bus slave SUPPLY INPUT SWITCH ADDR1 C-BUS V SSA1...

  • Page 7: Cpu Port Functions

    CPU Port Functions Pin No. Function Name Function IN/OUT Pin No. Function Name Function IN/OUT LED2 Brightness control of LED RC IN RC signal input S-VIDEO SW S-video switch RESET Reset input H-Phase H-Phase (not used) 50/60 50/60Hz output (50Hz=H) OSC OUT Oscillator (output) H-BLK...

  • Page 8: Option Setting

    Option Setting After replacing the Memory IC (IC803) The memory IC (IC803), stores the option data of TV set and service adjustments data for each circuit, therefore, when the memory IC is replaced, it should be programmed to the following settings and “ SERVICE ADJUSTMENT” on pages 9 to 12.

  • Page 9: Service Adjustments

    Service Adjustments Note: Some items of the service adjustments for this chassis are controlled by the CPU (IC801), and the adjustments are carried out by using the RC handset. After replacing the Memory IC (IC803) The memory IC (IC803), stores the service adjustment data for each circuit, therefore, when the memory IC is replaced, it should be programmed by using “OPTION SETTING”...
  • Page 10 Service Adjustments 1) To enter to the Service Mode Press and hold the GREEN button on the remote control and then press the Programme down button (CH ) on the front panel of the TV. Press the Programme down button to select the mode required (Regular, Image, others and TB12**). Then press the F/OK button to select the mode.

  • Page 11: Focus Adjustment

    Adjustments IMPORTANT NOTICE Do not attempt to adjust the following service adjustments except when adjustments are required in servicing other- wise it may cause loss of performance and product safety. DRIVE ADJUSTMENT +B VOLTAGE ADJUSTMENT (6) Select item No. 3. “Regular 03 GRY” (G-Drive) or No. 04 “Regular 04 GRY”...
  • Page 12 Adjustments OSD POSITIONING ADJUSTMENT HORIZONTAL ADJUSTMENT HORIZONTAL CENTRING ADJUSTMENT (1) Receive circular pattern and set screen mode to “FULL”. (1) Receive circular pattern and set screen mode to “FULL”. (2) Enter to the service mode and select mode “Regular”, and (2) Enter to the service mode and select mode “Image”, and select item No.

  • Page 13: Purity And Convergence Adjustment

    Purity and Convergence Adjustment CAUTION: The Convergence and Purity adjustments have been made at the factory. Readjustment should be made only after picture tube or deflection yoke replacement, following the steps below: Signals: Use a pattern generator which can output red, Figure 1 Rubber wedge green, blue and white raster and crosshatch...

  • Page 14: Convergence Adjustment

    Purity and Convergence Adjustment CONVERGENCE ADJUSTMENT Figure 5 FOUR-POLE MAGNET TABS Preparation: After carrying out purity adjustment and SIX-POLE MAGNET TABS before proceeding to convergence adjustment, provisionally insert the rubber wedge so that there is no vertical or ANGLE sideways play in the deflection yoke. OF TABS Signals: Display a crosshatch pattern.

  • Page 15: Mechanical Disassembly

    Mechanical Disassembly CABINET BACK REMOVAL 1. Refer to Figure 1, remove 11 screws. 2. Pull off cabinet back and remove. ANT. 75Ω Figure 1. Cabinet Back Removal Protection Circuit This TV set has a built-in power supply protection circuit. It is provided to protect the TV set in case of a power supply circuit malfunctions. When something abnormality occurs during TV reception, the TV set goes to the stand-by mode.

  • Page 16: Cabinet Parts List

    Cabinet Parts List Service Ref. No. CP32WF2-00 & CP32WF2-50 Note: Parts order must contain Service Ref. No., Part No., and descriptions. ANT. 75Ω Key No. Part No. Description Key No. Part No. Description 610 315 7696 BUTTON POWER-F8WZ 610 229 8406...

  • Page 17: Chassis Electrical Parts List

    Chassis Electrical Parts List F8WY Service Ref. No. CP32WF2-00 & CP32WF2-50 Product safety should be considered when a component replacement is made in any area of a receiver. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety.
  • Page 18 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 405 173 9902 TR 2SC3928A1S Q151 405 014 4509 TR 2SC2412K T146 R Q1041 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812-L6-TB...
  • Page 19 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 405 002 0407 TR 2SA1037K T146 S 405 095 0308 TR 2SC4429-M-YB 405 002 6706 TR 2SA1179-M6-TB Q641 405 014 4509 TR 2SC2412K T146 R 405 002 6904 TR 2SA1179-M7-TB 405 014 4608 TR 2SC2412K T146 S 405 163 1503...
  • Page 20 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 405 173 9902 TR 2SC3928A1S C005 403 046 3507 ELECT 33U M Q804 405 014 4509 TR 2SC2412K T146 R C006 403 046 3507 ELECT 33U M 405 014 4608 TR 2SC2412K T146 S C007 403 164 0204...
  • Page 21 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 403 049 9803 ELECT 2.2U M 403 051 0607 ELECT 4.7U M C126 403 314 5905 CERAMIC 0.47U K C3431 403 157 3601 CERAMIC 100P J 403 307 8807 CERAMIC 0.47U K C3432...
  • Page 22 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 403 233 0807 ELECT 10U M C801 403 215 2201 CERAMIC 0.01U K C446 403 358 7200 MT-POLYPRO 0.15U J 250V C802 404 087 4904 ELECT 47U M 403 375 0604 MT-POLYPRO 0.15U J 250V...
  • Page 23 F8WY Ref. No. Part No. Description Ref. No. Part No. Description R1043 401 105 5301 MT-GLAZE 4.7K JA 1/16W R251 401 105 1204 MT-GLAZE 120K JA 1/16W R1044 401 105 5301 MT-GLAZE 4.7K JA 1/16W R253 401 024 7707 CARBON 100K JA 1/6W R1046...
  • Page 24 F8WY Ref. No. Part No. Description Ref. No. Part No. Description R512 401 065 2808 OXIDE-MT R831 401 105 0603 MT-GLAZE 10K JA 1/16W R513 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R832 401 105 0603 MT-GLAZE 10K JA 1/16W R514 401 105 6605 MT-GLAZE...
  • Page 25 F8WY Ref. No. Part No. Description Ref. No. Part No. Description L3457 645 011 0252 INDUCTOR,2.2U K D463 407 012 4406 DIODE 1SS133 L3459 401 105 7909 MT-GLAZE 0.000 ZA 1/16W D465 407 012 4406 DIODE 1SS133 L431 645 008 5628 INDUCTOR,1U M D466 407 099 7901...
  • Page 26 0.000 ZA 1/16W R1960 401 105 4007 MT-GLAZE 330 JA 1/16W R694 401 027 8602 CARBON 8.2K JA 1/6W Service Ref. No. CP32WF2-00 R695 402 072 1204 WIRE WOUND 1.8 KA 610 317 3603 ASSY,PWB,FRONT F8WZ COIL 1AA0B10S1460A L1101 645 001 4567 INDUCTOR,10U K Service Ref.
  • Page 27 F8WY Ref. No. Part No. Description Ref. No. Part No. Description 405 147 2205 TR 2SA1037AK-S-T146 405 002 0308 TR 2SA1037K T146 R 405 002 0407 TR 2SA1037K T146 S 405 002 6706 TR 2SA1179-M6-TB 405 002 6904 TR 2SA1179-M7-TB 405 163 1503 TR 2SA1179N-M6-TB 405 163 2708...

  • Page 28: Voltages And Waveforms Charts

    Voltages and Waveforms Charts Note: Voltages and waveforms were measured with colour bar signal and controls adjusted for normal picture. Main Board Q001 Q1041 Q1042 Q1202 Q1206 Q121 Q133 Q153 Q162 Q211 Q242 Q243 Q244 B 1.7V B 4.2V B 1.9V B 3.7V B 3.1V B 1.3V...

  • Page 29: Crt Board

    Voltages and Waveforms Charts IC201-pin39 Terminal KP-pin1 Terminal KP-pin2 Terminal KP-pin3 IC201-pin47 IC1201-pin1 <H drive> <R out> <G out> <B out> <V drive> <VIDEO OUT> 1.7Vp-p 0.9Vp-p 4.2Vp-p 5.1Vp-p Horiz. 4.2Vp-p 2.0Vp-p 3.9Vp-p Vert. Q133-E Q1206-E <VIDEO out> <Video Monitor out> 1.4Vp-p 1.4Vp-p Horiz.
  • Page 30 Memo -30-...
  • Page 31 Memo -31-...
  • Page 32 SANYO Electric Co., Ltd. A14800 /May /’04 /30 BB Printed in Japan...
  • Page 33 Kind (Ceramic) 6. Voltage readings take with a "VTVM" are from point indicated chassis ground. Voltage readings taken by using PAL Electrolytic PRODUCT SAFETY NOTICE: CP32WF2-00 Rated voltage (1,000V) C, K, B: Ceramic NON POLE colour bar signal are with all controls at normal position. Some voltage may vary with signal strength.
  • Page 34 K1921 Q701/Q711/Q721 ASSY,PWB,CRT,F8WZ 1AA0B10S1460B J12B04901: ASSY,PWB,FRONT F8WZ 1AA0B10S1460A QT0392 QT0392 QT0392 J12B05400 PB1901 JS1923 A4B10S02600: 1/16GZ0C R704 TP-7B A4B10S0260A B-OUT SW1951 SW1952 SW1953 SW1954 Q701 S10B S10B S10B S10B K1101 R703 J31B01000 1170N 1170N 1170N 1170N JS1926 R705 K19EE 1/2DJ A1901 U20B20900 2.7K...

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