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Part No.

SKSM0385 C2KTV

JUNE 2000

Colour Television
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.

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

CE

21D5

-C

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
IC Block Diagrams   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16~18
Pin description of semiconductors  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Part Description and reading of schematic diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Cabinet Parts List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Electric Parts List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22~30

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Содержание CE21D5-C

Страница 1: ...ill 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 CE21D5 C 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 IC Block Diagrams 16 18 ...

Страница 2: ...gnated on the parts list in this manual be used for component replacement designated by mark No deviations from resistance wattage or voltage ratings may be made for replacement items designated by mark 1 An isolation transformer should be connected in the power line between the receiver and the AC line when a service is performed on the primary of the converter transformer of the set 2 Comply wit...

Страница 3: ...21 Q133 TV OUT SIF IN C OUT Y OUT 13 8 15 18 AV1 AV2 TV IN SC 1 SC 2 MONTO OUT X132 X131 VIF SIF 6 7 9 34 35 15 16 17 18 26 T451 FBT V H D Y PCC CONTROL CS CONTROL Q432 Q431 H OUT EW OUT 43 39 40 41 32 3 54 22 21 20 V OUT IC501 3 6 C Y SYNC IN BLK R G B I 2 C BUS BLK B G R CVBS IN 61 60 47 46 45 44 25 26 24 23 19 1 15 80 63 T431 PROTECT IN PC IN POWER Q141 A101 TUNER Aerial FOCUS SCREEN Refer also...

Страница 4: ...V K12H L OUT R OUT IC3451 NICAM STEREO TDA9875 37 36 12 60 61 4 5 C OUT Y OUT SIF IN AUDIO L R OUT AUDIO OUT IC201 IF VIDEO CHROMA IC001 AUDIO OUT SDA SCL VIDEO Y OUT C OUT Q1205 Q1204 1207 I 2 C BUS AV Selector NICAM DECODER IC801 CPU 25 26 28 40 24 23 19 61 60 47 46 45 44 1 7 63 80 POWER KEY IN RC IN MUTE BLK OUT B OUT G OUT R OUT Q806 CVBS POWER FAIL DETECT SCL SDA IC803 MEMORY I 2 C BUS CONTRO...

Страница 5: ...B1251 26 41 32 V Drive H Drive Q431 IC501 V Output LA7846 6 3 Q462 Deflection Yoke Horiz Coil Vert Coil T451 FlyBack Trans CS SW Screen Width Control Pcc Control Q461 D441 T431 Q431 H Output Drive Trans L461 L462 EW Out Deflection Control ...

Страница 6: ...BINET 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 A A A A A A A ...

Страница 7: ...LUG PLAY ON or OFF Plug Play mode default ON WELCOME TEXT ON or OFF Display message when first set up default OFF CODE TEST OFF or ON For factory use default OFF WSS ON or OFF Wide Screen Signaling available default ON WIDE ON or OFF Wide mode default ON OPTION UK or IRELAND Destination option default 4 LANGUAGE 312 313 Mode ON or OFF Teletext mode default OFF AV3 OPTION ON or OFF Front AV disable...

Страница 8: ...ELECT EXIT RECALL IMPORTANT NOTICE Do not attempt to adjust service adjustments not listed on the above otherwise it may cause loss of performance and product safety Item No OSD Description 1 P V P Vertical Centre Adjustment 2 P H P Horizontal Centre Adjustment 5 P V S Vertical Size Adjustment 6 P H S Horizontal Size Adjustment 7 P PCC Pcc Adjustment 8 P TRP Trapezoid Distortion Adjustment 10 P CN...

Страница 9: ... Mains switch INITIALISATION OF MEMORY IC To initialise the memory IC IC803 press and hold the NORMAL button on te remote control and then press the P button on the front panel of the TV set and then turn the Mains switch Off and On Now the initialisation is completed When initialised the memory IC all of the setting data option data and service adjustment data stored in the IC are reset to the de...

Страница 10: ...reasing to the point where any further decrease resets the adjustment to maximum value 4 Set the SCREEN VR for one colour to be just visible BIAS ADJUSTMENT 5 By using the buttons 1 2 4 5 7 8 on the remote control adjust the line to be white The key allocation is as follows Button No Operation 1 Increase Red 2 Decrease Red 4 Increase Green 5 Decrease Green 7 Increase Blue 8 Decrease Blue DRIVE ADJ...

Страница 11: ...reen mode to FULL 2 Set controls to normal 3 Connect high voltage meter to the anode of CRT and GND 4 Confirm that voltage is 28 0 1 0kV at 1 2mA for 21 model VERTICAL CENTRING ADJUSTMENT 1 Receive circular pattern and set screen mode to FULL 2 Enter to the service mode and select mode WIDE and select item no 1 WIDE 1 P V P 3 Press the LEVEL or LEVEL button to adjust the vertical centre VERTICAL H...

Страница 12: ...4 PITTARI switch OUT 23 P5 1 IIC BUS SDA IN OUT 24 P5 0 IIC BUS SCL OUT 25 P2 0 Remote Control Signal Input IN 26 P2 3 Power Relay LED Drive On L OUT 27 P2 4 SUB CPU SO OUT 28 P0 2 Key switch input IN 29 P0 1 SUB CPU CLK OUT 30 P0 0 SUB CPU SI IN 31 P4 7 THRESHOLD switch OUT 32 P4 6 JIMAKU Caption switch OUT 33 P4 5 On Timer LED Drive ON L OUT 34 VDD IN 35 GND 36 P2 1 AV1 Scart function input IN 3...

Страница 13: ... CVBS2 Video Signal Input IN 62 GND A 63 DAT3 Data bus 3 IN 64 DAT4 Data bus 4 IN 65 DAT5 Data bus 5 IN 66 DAT6 Data bus 6 IN 67 DAT7 Data bus 7 IN 68 DAT2 Data bus 2 IN 69 DAT1 Data bus 1 IN 70 DAT0 Data bus 0 IN 71 ADDR0 Address bus 0 OUT 72 ADDR1 Address bus 1 OUT 73 ADDR2 Address bus 2 OUT 74 ADDR3 Address bus 3 OUT 75 ADDR4 Address bus 4 OUT 76 ADDR5 Address bus 5 OUT 77 ADDR6 Address bus 6 O...

Страница 14: ... 14 C2KTV COMPONENT LOCATIONS Q613 T451 TP B T611 T681 Q432 K1002 IC501 VR641 KX KJ K1001 KM IC201 KMB KMA IC802 IC001 T131 TP A A101 UNDERSIDE OF BOARD IC801 MAIN BOARD ...

Страница 15: ... 15 C2KTV K7P K7Q K7D1 C735 Q701 CRT BOARD ...

Страница 16: ...N R IN R SUPPLY VOLTAGE TURN ON AND OFF MUTE REFERENCES IN L IN L L Tj TH PROTECTION SC PROTECTION RF1 27K CF COUPL 9 3 1 2 R 10 TDA7263M IC501 LA7846N Vertical Output AMP 1 2 3 4 5 6 7 8 9 10 THERMAL PROTECTION PUMP UP NC Gnd Output Output stage Vcc Inverting input Non inverting input Pump up Out Vcc NC NC LA7846N ...

Страница 17: ...mp C TRAP c trap Black Stretch B S DC restore DC rest Y γ γ Y D L DL A C P SHARP Sub Cont S CONT Uni Color CONT Bright BRT WPS Half T H T ABL START P ABL GAIN PIF Proc L SECAM DEF Proc H V synchronization Lock det Sync det AFC1 Gain Chroma Baseband Proc Color Unicolor Clamp BBTINT IF IN SAW IF GND AFT OUT Ripple F IF AGC APC Filter 4 43MHz X tal CW OUT Ys Ym EXT R IN EXT G IN EXT B IN RGB Vcc 9V R...

Страница 18: ...AC SUPPLU DAC REFERENCE SUPPLY OPERATIONAL AMPLIFIERS AUDIO PROCESSING DAC 2 DAC 2 TEST TDA9875 DIGITAL SUPPLY DIGITAL SELECT I2C BUS AUDIO INTERFACE TIMING DETECT DAC NICAM DEMODULA TION FM AM DEMODULA TION IDENTIFICA TION I2C BUS INTERFACE INPUT SWITCH AGC ADC SIF1 SIF2 12 10 9 20 3 13 4 5 18 17 21 27 SDI1 SDI2 SDO1 SDO2 SCK WS V DDD1 V DDD2 V SSD1 V SSD2 CREST TEST1 TEST2 SYSCLK XRALO XTALI SDA...

Страница 19: ...K A K A C B E C B E C B E 1 2 3 4 5 6 Index 1 2 N Index Index 1 2 N 2 1 3 IN OUT GND 2 1 4 2 1 3 Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N 2 1 3 1 2 3 2 1 3 RESET GND Vdd 5 3 D G S D G S K Cathode A Anode C Collector B Base E Emitter D Drain G Gate S Source Diode Transistor FET IC E1 C2 E2 C1 B2 B1 Index Diode Transistor FET IC FET ...

Страница 20: ...0 25 G 2 D 0 5 J 5 S 0 3 K 10 A 0 2 L 15 M 20 Coil Reading Capacitor Reading Example 1 2 D J 10K B Example 6 W K 8 2 Example 1 2 C K 1M Resistor Reading Characteristic Z Carbon fuse B Non burnable Resistance value Tolerance see below table Material see below table Rated wattage W K indicates in KΩ M indicate in MΩ Note Resistor which is indicated with resistance value only are 1 6W carbon resistor...

Страница 21: ...7WC 6 SKZZ0049 RC HOLDING CLIP F2JE 7 610 253 2449 AC CORD HOLDER U D4VA 8 610 261 3032 COIL SPRING E7GCS 9 6450348228 BADGE SANYO 53 5X12 BROWN 10 645 019 2449 LATCH PUSH 7 9X6 9BK 11 610 224 5721 CRT CUSHION B3MY UK 12 412 009 3003 SPECIAL SCREW 13 4110761301 SCR TPG BRZ 4X14 14 610 265 4202 HOLDER DC GBR F3SC 15 4110761004 SCR TPG BRZ 4X12 ACCESSORIES 16 JXMKD RC TRANSMITTER 6102849752 INST MAN...

Страница 22: ...10H042A0 ASSY PWB MAIN C2KTV Page 22 27 1AA0B10E627A0 ASSY PWB TEXT C2K 21 Page 27 1AA0B10E592A0 ASSY PWB A2 SW C2WT Page 27 29 1AA0B10E59500 ASSY PWB CRT C2WC Page 29 OUT OF CIRCUIT 013C2KTV Page 29 CE21D5 C 01 1AA0B10H042A0 DIFFERENCES Page 29 1AA0B10E627A0 ASSY PWB TEXT C2K 21 1AA0B10E592A0 ASSY PWB A2 SW C2WT 1AA0B10E59500 ASSY PWB CRT C2WC OUT OF CIRCUIT 013C2KTV CE21D5 C 02 1AA0B10H042A0 DIF...

Страница 23: ...248 1618 16 YK 47 M TA 0511 C234 403 164 0214 CERAMIC 0 1U Z 25V C235 403 164 0214 CERAMIC 0 1U Z 25V C236 403 164 0214 CERAMIC 0 1U Z 25V C237 403 164 0214 CERAMIC 0 1U Z 25V C240 403 113 4119 CERAMIC 2200P K 50V C241 403 067 7895 MT COMPO 0 47 J 50V C242 403 257 0817 50 YK 0R47 M TA 0511 C243 403 157 7015 CERAMIC 1800P K 50V C244 403 215 2211 CERAMIC 0 01U K 50V C247 403 233 0817 ELECT 10U M 50V...

Страница 24: ...DIODE EM01Z D682 407 063 8913 ZENER DIODE MTZJ5 6C D683 407 005 7328 DIODE EM01Z D684 408 007 8607 DIODE 1N4148 D685 407 012 4416 DIODE 1SS133 T 77 D826 407 065 1318 ZENER D MTZJT 77 3 6A D831 407 012 4416 DIODE 1SS133 T 77 INTERGRATED CIRCUITS IC001 409 301 4906 IC TDA7263M IC001 1 610 251 4186 AUDIO HEATSINK ASSY E7PC IC201 409 483 9706 IC TB1251AN VER 5 2 IC501 409 183 5008 IC LA7832 IC501 1 61...

Страница 25: ... 1 16W R1025 401 105 5311 MT GLAZE 4 7K JA 1 16W R1026 401 105 0415 MT GLAZE 100 JA 1 16W R1027 401 105 0514 MT GLAZE 1K JA 1 16W R1028 401 105 4017 MT GLAZE 330 JA 1 16W R103 401 060 9307 OXIDE MT 27K JA 1W R1101 401 105 2815 MT GLAZE 2 2K JA 1 16W R1102 401 105 0712 MT GLAZE 100K JA 1 16W R1106 401 105 2815 MT GLAZE 2 2K JA 1 16W R1107 401 105 0712 MT GLAZE 100K JA 1 16W R1113 401 105 7919 MT GL...

Страница 26: ...K JA 1 6W R653 401 105 2914 MT GLAZE 22K JA 1 16W R654 401 105 0613 MT GLAZE 10K JA 1 16W R681 401 008 1628 CARBON 1K8 JA 1 2W R682 401 066 5204 OXIDE MT 22 JA 2W R684 401 027 8622 CARBON 8K2 JA 1 6W R685 401 025 8228 CARBON 22K JA 1 6W R801 401 105 5410 MT GLAZE 47K JA 1 16W R802 401 105 0613 MT GLAZE 10K JA 1 16W R803 401 105 0613 MT GLAZE 10K JA 1 16W R804 401 105 0613 MT GLAZE 10K JA 1 16W R80...

Страница 27: ...IN SOCKET K1101 645 002 0568 TERMINAL BOARD K1921 645 005 5706 PHONE JACK HTJ 035 10AB PB101 610 282 2939 PWB MAIN C2HC B SERIES PS601 408 003 6805 THERMISTOR 902P44E180MR14 SW1901 610 011 4432 SWITCH PUSH SW1902 610 011 4432 SWITCH PUSH SW1903 610 011 4432 SWITCH PUSH SW1904 610 011 4432 SWITCH PUSH SW501 610 011 2728 SWITCH LEVER 1P 3T SW601 645 024 0607 PUSH SW POWER SDDFC3 TP A 645 008 4058 TE...

Страница 28: ...4519 TR 2SC2412KT146 R Q3503 405 014 4519 TR 2SC2412KT146 R RESISTOR R1200 401 105 1412 MT GLAZE 150 JA 1 16W R1201 401 105 3218 MT GLAZE 270 JA 1 16W R1202 401 105 3218 MT GLAZE 270 JA 1 16W R1203 401 105 3218 MT GLAZE 270 JA 1 16W R1204 401 105 0415 MT GLAZE 100 JA 1 16W R1205 401 105 0415 MT GLAZE 100 JA 1 16W R1206 401 105 3218 MT GLAZE 270 JA 1 16W R1207 401 105 0415 MT GLAZE 100 JA 1 16W R12...

Страница 29: ...1 407 012 4416 DIODE 1SS133 T 77 D721 407 012 4416 DIODE 1SS133 T 77 D751 407 012 4416 DIODE 1SS133 T 77 COIL L701 645 007 9856 PEAKING COIL 220UH K L711 645 007 9856 PEAKING COIL 220UH K L712 645 007 9856 PEAKING COIL 220UH K TRANSISTOR Q701 405 041 6507 TR 2SC2621 D RA Q711 405 041 6507 TR 2SC2621 D RA Q721 405 041 6507 TR 2SC2621 D RA Q740 406 007 1901 TR JC556A Q751 406 007 1901 TR JC556A RESI...

Страница 30: ...9CV ST IC801 QXXAVB690 P IC ST92R195B9 ENJTR GREEK IC802 QXXAAJQ0214B C2WTV VP P 3CAC GREEK J211 401 024 6720 CARBON 100 JA 1 6W J212 401 024 6720 CARBON 100 JA 1 6W J213 401 024 6720 CARBON 100 JA 1 6W J500 DELETED Q803 DELETED RN1 R RNBOURN1025 RESISTOR NETWORK 1K X5 R847 DELETED R848 DELETED R849 DELETED R850 DELETED R851 DELETED All information in this manual is correct at the start of product...

Страница 31: ... 31 C2KTV ...

Страница 32: ... 32 C2KTV Sanyo Industries UK Ltd Printed in UK ...

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