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Colour Television
Service Manual
Model CE21CM1F-C
Service Ref. No. CE21CM1F-C-00
PRODUCT CODE: 111360804
ORIGINAL VERSION: Chassis No. EB7-B
Please use Schematic Diagram SKP20446 with
this Service Manual.
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
Cabinet Disassembly ......................................................................................................................................4
Adjustment and Repair Procedures............................................................................................................5~9
Component Locations ............................................................................................................................12~13
IC Block Diagrams ..................................................................................................................................14~18
Pin description of semiconductors ................................................................................................................19
Part Description and reading of schematic diagram ....................................................................................20
Cabinet Parts List/TV Stand parts list ..........................................................................................................21
Electric Parts List ....................................................................................................................................22~26
Part No.
SKSM0702
C5KEV
JULY 2004
21CM1F
CE
-C
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Related Manuals for Sanyo CE21CM1F-C
Summary of Contents for Sanyo CE21CM1F-C
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Page 1: Table Of Contents
Colour Television 21CM1F Service Manual Model CE21CM1F-C Service Ref. No. CE21CM1F-C-00 PRODUCT CODE: 111360804 ORIGINAL VERSION: Chassis No. EB7-B Please use Schematic Diagram SKP20446 with this Service Manual. 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 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 K1001 K1002 SCART SC1 SCART SC2 Video/Y-Out IC201 IF/VIDEO/CHROMA/DEF <TB1251> C5KEV... -
Page 4: Cabinet Disassembly
CABINET DISASSEMBLY CABINET BACK DISASSEMBLY 1. Remove 6 screws(A) for 21” 2. Pull out the cabinet back. C5KEV... -
Page 5: Adjustment And Repair Procedures
BG / DK / I / L/L' WIDE CS / A/B ADJUST : EXIT : RECALL OPTION MODE FOR CE21CM1F-C-00 To set the option mode + Highlight the desired option item by using the P or P button . + To switch the option mode, use the Volume - (LEFT) or Volume + (RIGHT) button. -
Page 6: 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 adjustments data for each circuit, therefore, when the memory IC is replaced, it should be programmed by using “OPTION SETTING”... - Page 7 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 8 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. DRIVE ADJUSTMENT + B VOLTAGE ADJUSTMENT 6. Select item no.3 “REGULAR 3, GRY” (G-Drive) or 4 “REGULAR 4, GRY”...
- Page 9 HORIZONTAL ADJUSTMENT OSD POSITIONING ADJUSTMENT HORIZONTAL CENTRING ADJUSTMENT 1. Receive circular pattern and set screen mode to 1. Receive circular pattern and set screen mode to “FULL”. “FULL”. 2. Enter to the service mode and select mode “REGU- 2. Enter to the service mode and select mode “IMAGE”, LAR”, and select item no.
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Page 10: Cpu Port Functions
CPU PORT FUNCTIONS Pin No. Function Name Function IN/OUT RC IN RC Signal Input RESET Reset Input 50/60 50/60Hz output 50Hz:H H-BLK H-Blank (on/off?) V-BLK AV-SW2 Option SW2 AV-SW1 Option SW1 KEY IN Key switch signal input RELAY To operate degauss circuit PROTECT Power failure detect input “L”... - Page 11 Pin No. Function Name Function IN/OUT Clock oscillator Auto gain control Not Used POWER & RL Power & relay On/Off control 8PIN (SC2) AV2 Scart function input 8PIN (SC1) AV1 Scart function input -11- C5KEV...
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Page 12: Component Locations
COMPONENT LOCATIONS MAIN BOARD SW1905 SW1906 A1901A SW1902 SW1903 SW1904 SW1901 K1101 L601 K1921 RL691 C601 IC801 SW691 IC803 IC642 PS601 IC643 IC641 F601 IC001 R602 C607 VR641 IC3451 TP-B Q613 T611 IC501 IC201 T131 Q432 X131 T451 IC1401 X132 T431 SW501 IC1201... -
Page 13: 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 VOLTAGE PROTECTION IN -R OUT R IN +R TDA7263M RF1 27K CF COUPL IC501 LA78040 <Vertical Output> AUXOR SIF1 AUXOL... - Page 14 IC201 TB1262F <IF/Video/Chroma/Def.> Bed pin Syncout ABCL IN H.AFC EXT.B IN EXT.G IN DC resistor EXT.R IN BLACK det VM OUT B OUT YS(YCbCr) cb2/B in YCbCr2 G OUT cbr2/R in YCbCr3 Y2/CVBS2/G R OUT CW OUT cb3 in X'tal cr3 in APC Filter Y3/CVBS3 in...
- Page 15 IC3451 TDA9875A <NICAM & Stereo Sound Decoder> AUXOR SIF1 AUXOL SIF2 -15- C5KEV...
- Page 16 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 -16-...
- Page 17 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 18 CABINET PARTS LIST FOR MODEL CE21CM1F-C-00 Note: Parts order must contain Service Ref. No., Part No., and descriptions. Item Part No. Description CABINET PARTS 610 298 1049 CABINET FRONT-F7KG 610 300 6154 DOOR-C5WT 610 297 9183 BUTTON POWER-C5WA 610 286 6612...
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Page 19: Pin Description Of Semiconductors
Note: Parts order must contain Service Ref. No., Part No., and descriptions. Description Part No. Ref. No. Chassis construction CE21CM1F-C-00 1AA0B10H062A0 ASSY,PWB,MAIN,EB7B 21"FRE (Page 19~24) 1AA0B10H062Z0 ASSY,PWB,CRT C5WBL (Page 24~25) -
Page 20: Part Description And Reading Of Schematic Diagram
Description Description Part No. Ref. No. Part No. Ref. No. C1219 403 018 0513 GRM2165C1H220JZ01D PT209 C3459 403 248 1618 16 YK 47 M TA 0511 C123 403 215 2211 GRM188R71H103KA01D PT115 C3461 403 248 1410 ELECT 1U M C3467 403 207 0317 GRM21BF51C105ZA01L PT297 C124... -
Page 21: Cabinet Parts List/Tv Stand Parts List
Ref. No. Part No. Description Ref. No. Part No. Description C811 403 049 4204 ELECT 10U M D666 407 063 8923 ZENER DIODE MTZJ-T72-5.6C C812 403 164 0214 GRM188F51E104ZA01D PT115 D683 407 149 0817 DIODE 1SS355-TE-17 D685 407 099 5620 ZENER DIODE MTZJ-T72-6.8A C814 403 155 2210... -
Page 22: Electric Parts List
Part No. Description Part No. Ref. No. Description Ref. No. Q3454 406 017 2400 TR BC847B,215 3000/REEL R1043 401 105 5311 MT-GLAZE 4.7K JA 1/16W Q3455 406 017 2400 TR BC847B,215 3000/REEL R1201 401 105 3218 MT-GLAZE 270 JA 1/16W Q431 405 162 5106 TR TSTX112-AP TAPED/AMMO... - Page 23 Part No. Ref. No. Ref. No. Part No. Description Description R256 401 105 0514 MT-GLAZE 1K JA 1/16W R637 402 067 8904 WIRE WOUND 3.9 KA R257 401 105 0514 MT-GLAZE 1K JA 1/16W R641 401 105 5311 MT-GLAZE 4.7K JA 1/16W R258 401 105 0514 MT-GLAZE...
- Page 24 Ref. No. Part No. Description Ref. No. Part No. Description J829 401 105 7919 MT-GLAZE 0.000 ZA 1/16W TRANSFORMER J830 401 105 7919 MT-GLAZE 0.000 ZA 1/16W T131 610 037 4508 S COIL KCPA 645 006 1905 HSG PLUG 5P S5B-XH-A JST T451 645 043 9063 TRANS,FLYBACK 21"...
- Page 25 EURO PLUG +2P HOUSE @ 2.1 W902 610 024 2531 GROUNDING CONNECTOR All information in this manual is correct at the start of production. Sanyo reserves the right to modify components and procedures in order to comply with their continuous improvement policy. -25- C5KEV...
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- Page 28 Sanyo Industries (UK) Ltd Printed in UK -28-...