Sanyo CE21D5-C Service Manual
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Sanyo CE21D5-C Service Manual

Sanyo CE21D5-C Service Manual

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Colour Television
Service Manual
Model CE21D5-C
Service Ref. No. CE21D5-C-00
PRODUCT CODE: 111351115
ORIGINAL VERSION: Chassis No. EB6-A
Give complete "SERVICE REF. NO." for parts
order or servicing, it is shown on the rating sheet
on the cabinet back of the TV set.
Note
This TV receiver will not work properly in foreign
countries where the television transmission
system and power source differ from the design
specifications. Refer to the specifications for the
design specifications
Contents
Safety precautions/Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Block diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3~5
Cabinet Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Adjustment and Repair Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7~11
CPU Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12~13
Component Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14~15
Pin description of semiconductors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Part Description and reading of schematic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Cabinet Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Electric Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22~30
Part No.
SKSM0385
CE21D5-C-01
CE21D5-C-02
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16~18
C2KTV
21D5
CE
JUNE 2000
-C

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Summary of Contents for Sanyo CE21D5-C

  • Page 1: Table Of Contents

    Colour Television 21D5 Service Manual Model CE21D5-C Service Ref. No. CE21D5-C-00 CE21D5-C-01 CE21D5-C-02 PRODUCT CODE: 111351115 ORIGINAL VERSION: Chassis No. EB6-A Give complete "SERVICE REF. NO." for parts order or servicing, it is shown on the rating sheet on the cabinet back of the TV set.

  • Page 2: Safety Precautions/Specifications

    SAFETY PRECAUTION 1: An isolation transformer should be connected in the 3: When replacing a chassis in the cabinet, always be power line between the receiver and the AC line certain that all the protective devices are installed when a service is performed on the primary of the properly, such as, control knobs, adjustment covers or converter transformer of the set.

  • Page 3: Block Diagrams

    BLOCK DIAGRAM This is a diagram for all models and therefore differs slightly from the actual block diagram. Outline C2KTV...
  • Page 4 AV Selector IC1201 NICAM DECODER AV-SELECTOR <MM1313> K12H Q1203 FRONT AV3 MONITOR-OUT FRONT-AV (V)34 1(V) 2(L) Q1202 MONITOR-OUT 4(R) Y-IN SC-1 SC-1 13(V) (VIDEO/AUDIO-L/R) 14(L) 16(R) SC-2 SC-2 IC3451 C-IN 7(V) (VIDEO/Y/C/AUDIO-L/R) 8(L) NICAM 9(Y) L-OUT & 10(R) 11(C) R-OUT STEREO K12J <TDA9875>...
  • Page 5 Deflection Control IC501 V-Output<LA7846> Deflection Yoke Vert. V-Drive Coil IC201 IF/VIDEO/ Q431 DEFLECTION H-Output Horiz. T431 Q431 <TB1251> Drive Trans Coil H-Drive T451 FlyBack Trans D441 CS SW Screen Width Control EW-Out Pcc Control Q461 Q462 C2KTV...

  • Page 6: Cabinet Disassembly

    CABINET DISASSEMBLY CABINET BACK DISASSEMBLY 1. Remove 7 screws(A). 2. Pull out the cabinet back. PLACING THE CHASSIS TO SERVICE POSITION 1. Pullout the chassis and put it to the rails on the side cabinet. 2. Fix main board with hook on the top rail. C2KTV...

  • Page 7: Adjustment And Repair Procedures

    EXIT : RECALL ADJUST : EXIT : RECALL ADJUST : EXIT : RECALL SERVICE REF NO CE21D5-C-00 SERVICE REF NO CE21D5-C-01 SERVICE REF NO CE21D5-C-02 To set the option mode + Highlight the desired option item by using the P or P button .
  • Page 8 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 adjustments data for each circuit, therefore, when the memory IC is replaced, it should be performed “OPTION SETTING”...
  • Page 9 To select the mode and service item and change data value + Highlight the desired adjustment mode by using the P or P button and then press the F/OK button. + To select the adjustment item, use the P or P button.
  • Page 10 ADJUSTMENTS IMPORTANT NOTICE Do not attempt to adjust the following service adjustments except when adjustments are required in servicing otherwise it may cause loss of performance and product safety. + B VOLTAGE ADJUSTMENT DRIVE ADJUSTMENT 6. Select item no.3 “REGULAR 3, GRY” (G-Drive) or 4 1.
  • Page 11 CORNER ADJUSTMENT “FULL”. 1. Receive cross hatch pattern and set screen mode to 2. Enter to the service mode and select mode “WIDE”, “FULL”. and select item no. 5 “WIDE 5.P V-S. 2. Enter to the service mode and select mode “WIDE”, 3.

  • Page 12: Cpu Functions

    CPU PORT FUNCTIONS Pin No. Function Name Function IN/OUT MMU0 External memory 0 MMU3 External memory 3 ADDR10 Address bus 10 Data Strobe ADDR11 Address bus 11 ADDR9 Address bus 9 ADDR8 Address bus 8 Read Write Strobe Power Supply OSC-IN Clock Input OSC-OUT...
  • Page 13 Pin No. Function Name Function IN/OUT WSCF VPS/WSS Slicer Line PLL VDD-A Analogue Power Supply PXFM Pixel Frequency Multiplier RESET Reset Input (Active L) MCFM Pixel Frequency Multiplier JTRSTO TXCF CVBS0 TEST0 CVBS1 Video signal Input CVBS2 Video Signal Input GND-A DAT3 Data bus 3...

  • Page 14: Component Locations

    COMPONENT LOCATIONS MAIN BOARD A101 T131 IC001 IC802 IC501 Q432 T611 -14- C2KTV...
  • Page 15 CRT BOARD Q701 C735 K7D1 -15- C2KTV...

  • Page 16: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC001 TDA7263M <Audio Output> CF COUPL RF1 27K IN -L OUT L IN +L MUTE PROTECTION REFERENCES TURN-ON SUPPLY AND-OFF PROTECTION VOLTAGE IN +R OUT R IN -R TDA7263M RF1 27K CF COUPL IC501 LA7846N <Vertical Output> THERMAL PUMP PROTECTION...
  • Page 17 IC201 TB1251AN <IF/Video/Chroma/Def.> H.AFC ABCL IN ref R FBP IN/SCP OUT H Vcc(9V) V OUT H OUT V NFB V RAMP Dig GND V BIAS FILTER B OUT BLACK Det G OUT Dig.VDD R OUT Sync in YC GND Y IN EXT.B IN DC Restor EXT.G IN...
  • Page 18 IC1201 MM1313BD<AV Selector> IC3451 TDA9875A <NICAM & Stereo Sound Decoder> AUXOR SIF1 AUXOL SIF2 -18- C2KTV...

  • Page 19: Pin Description Of Semiconductors

    PIN DESCRIPTION OF SEMICONDUCTORS Diode Diode K: Cathode A: Anode Transistor/FET Transistor/FET C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 (GND) RESET (IN) (OUT) Index Index Index Index Index Index Index Index Index -19-...

  • Page 20: Part Description And Reading Of Schematic Diagram

    PARTS DESCRIPTION AND READING IN SCHEMATIC DIAGRAM 1. The parts specification of resistors, capacitors and Resistor Reading coils are expressed in designated code. Please Example 1/2 D J 10K B check the parts description by the following code table. Characteristic 2.

  • Page 21: Cabinet Parts List

    CABINET PARTS LIST FOR MODEL CE21D5-C-00 Note: Parts order must contain Service Ref. No., Part No., and descriptions. Ref. No. Part No. Description Ref. No. Part No. Description 4110761004 SCR TPG BRZ 4X12 CABINET PARTS 6102867619 ASSY,CABINET FR-C2KTV ACCESSORIES 610 276 5618...

  • Page 22: Electric Parts List

    Note: Parts order must contain Service Ref. No., Part No., and descriptions. Description Part No. Ref. No. Chassis construction CE21D5-C-00 Read description in the Capacitor and Resistor as follows: 1AA0B10H042A0 ASSY,PWB,MAIN C2KTV (Page 22~27) CAPACITOR 1AA0B10E627A0 ASSY,PWB,TEXT, C2K 21”...
  • Page 23 Ref. No. Description Ref. No. Part No. Part No. Description C1020 403 149 9218 CERAMIC 0.01U Z C237 403 164 0214 CERAMIC 0.1U Z C1021 403 157 3611 CERAMIC 100P J C240 403 113 4119 CERAMIC 2200P K C1022 403 279 4312 CERAMIC 0.33U K C241 403 067 7895 MT-COMPO...
  • Page 24 Description Ref. No. Part No. Ref. No. Part No. Description C827 403 314 5915 SMD CAP GRM40X7R474K16 INTERGRATED CIRCUITS C828 403 149 9218 CERAMIC 0.01U Z IC001 409 301 4906 IC TDA7263M C829 403 248 1618 16 YK 47 M TA 0511 IC001-1 610 251 4186 AUDIO HEATSINK ASSY E7PC C830 403 157 6711 CERAMIC...
  • Page 25 Ref. No. Part No. Description Part No. Ref. No. Description Q133 405 014 4519 TR 2SC2412KT146/R R1025 401 105 5311 MT-GLAZE 4.7K JA 1/16W Q141 405 015 9721 TR 2SC2814-F4-TB R1026 401 105 0415 MT-GLAZE 100 JA 1/16W Q153 405 002 0318 TR 2SA1037K-T96-R R1027 401 105 0514...
  • Page 26 Description Ref. No. Part No. Ref. No. Part No. Description R242 401 105 0415 MT-GLAZE 100 JA 1/16W R682 401 066 5204 OXIDE-MT 22 JA R243 401 105 2815 MT-GLAZE 2.2K JA 1/16W R684 401 027 8622 CARBON 8K2 JA 1/6W R244 401 105 4017...
  • Page 27 Ref. No. Part No. Description Ref. No. Part No. Description JS004 401 105 7919 MT-GLAZE 0.000 ZA 1/16W VR641 645 006 5514 VR,SEMI,2.2K N JS005 401 105 7919 MT-GLAZE 0.000 ZA 1/16W X121 1AV4F32B0140N EFC-S5R5MW3AS JS006 401 105 7919 MT-GLAZE 0.000 ZA 1/16W X131 421 007 8606...
  • Page 28 Description Ref. No. Part No. Part No. Ref. No. Description C3468 403 164 0214 CERAMIC 0.1U Z Q3454 405 014 4519 TR 2SC2412KT146/R C3469 403 164 0214 CERAMIC 0.1U Z Q3455 405 014 4519 TR 2SC2412KT146/R C3473 403 279 4312 CERAMIC 0.33U K Q3501...
  • Page 29 C735 CE2E220MMJALC 250 YXA 22 M TA K1220 CE21D5-C-01 C751 CE1C331MMFALC 16 YK 330 M TA K0811 ALL PANELS ARE THE SAME AS CE21D5-C-00 DIODE EXCEPT FOR THE FOLLOWING DIFFERENCES D701 407 012 4416 DIODE 1SS133-T-77 D711 407 012 4416...
  • Page 30 Ref. No. Part No. Description Part No. Description Ref. No. CE21D5-C-02 ALL PANELS ARE THE SAME AS CE21D5-C-00 EXCEPT FOR THE FOLLOWING DIFFERENCES 1AA0B10H042A0 ASSY, PWB, MAIN C2KTV C814 403 157 7312 CERAMIC 6800P K 50V D826 407 099 4811 ZENER DIODE MTZJ4.3B...
  • Page 31 -31- C2KTV...
  • Page 32 Sanyo Industries (UK) Ltd Printed in UK -32- C2KTV...

This manual is also suitable for:

Ce21d5-c-00Ce21d5-c-01Ce21d5-c-02

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