Sanyo CE21C6-C Service Manual
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Sanyo CE21C6-C Service Manual

Sanyo CE21C6-C Service Manual

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Colour Television
Service Manual
Model No. CE21C6-C
Service Ref. No. CE21C6-C-00
PRODUCT CODE: 111360815
ORIGINAL VERSION: Chassis No. EB6-D
Please use Schematic Diagram SKP20339 with
this manual.
Give complete "SERVICE REF. NO." for parts
order or servicing. It is shown on the rating plate
at the cabinet back of the unit.
Note
This T.V. receiver will not work properly in foreign
countries where the television transmission
system and power source differ from the design
specifications. Refer to the specification table on
page 2.
Safety precautions ..........................................................................................................................................2
Chassis Diagrams ............................................................................................................................................3
Disassembly ....................................................................................................................................................4
Service adjustments [Option Setting] ..............................................................................................................5
Service adjustments [Service Adjustment]-[Adjustment] ..........................................................................6 -10
CPU port functions ........................................................................................................................................11
IC block diagrams ..................................................................................................................................12 - 13
Pin description of semi-conductors ................................................................................................................14
Parts description and reading in schematic diagram ....................................................................................15
Cabinet parts list ............................................................................................................................................16
Electrical parts list ..................................................................................................................................17 - 23
Part No.
SKSM0560
CONTENTS
C5KTV
MAY 2002
21C6
CE
-C

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Summary of Contents for Sanyo CE21C6-C

  • Page 1: Table Of Contents

    21C6 Colour Television Service Manual Model No. CE21C6-C Service Ref. No. CE21C6-C-00 PRODUCT CODE: 111360815 ORIGINAL VERSION: Chassis No. EB6-D Please use Schematic Diagram SKP20339 with this manual. Give complete “SERVICE REF. NO.” for parts order or servicing. It is shown on the rating plate at the cabinet back of the unit.

  • Page 2: Safety Precautions

    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: Chassis Diagrams

    CHASSIS DIAGRAMS This is a basic 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> Fig.-1 EB6-D chassis...

  • Page 4: Disassembly

    DISASSEMBLY CABINET BACK DISASSEMBLY 1. Remove 5 screws(A) to take the cabinet back off. EB6-D chassis...

  • Page 5: Service Adjustments [Option Setting]

    Tuning Destination 3D Surround 2 step mute AV3 mode OPTION SETTINGS FOR CE21C6-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 Adjustment]-[Adjustment]

    SERVICE ADJUSTMENTS [SERVICE ADJUSTMENT] 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. IMPORTANT NOTICE Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance and product safety.
  • Page 7 SERVICE ADJUSTMENTS ADJUSTABLE SERVICE ADJUSTMENT IMPORTANT NOTICE Do not attempt to change the data value of service items not listed in the table below otherwise it may cause loss of performance and product safety. If you can not restore the data value of each service item, please initialize the memory IC following to the below description “INITIALIZATION OF MEMORY IC”...
  • Page 8 SERVICE ADJUSTMENTS IMPORTANT NOTICE Do not attempt to adjust the following service adjustments except requiring the readjustments in servicing otherwise it may cause loss of performance and product safety. DRIVE ADJUSTMENT +B ADJUSTMENT 5. Receive the white raster signal. 6. Select item “03 GRY”. 1.
  • Page 9 SERVICE ADJUSTMENTS VERTICAL POSITION ADJUSTMENT 1. Receive circular pattern. 2. Enter the service mode (see pages 5&6) and select mode “Image, item “01 P V-P”. 3. Press the LEVEL+ or LEVEL - button to adjust vertical centre. 4. Exit the service mode (see page 7). VERTICAL SIZE ADJUSTMENT 1.
  • Page 10 SERVICE ADJUSTMENTS Component Locations Main Board SW1902 SW1904 K1101 K1921 SW1901 SW1903 Q666 IC803 IC801 IC3501 SW601 VR641 Q641 F601 IC001 Q661 IC3451 Q611 Q612 Q651 T611 Q613 KSF1 Q461 TP14 TP-B Q462 IC201 T131 IC501 KSF2 Q432 IC1202 Q442 SW501 T451 T431...

  • Page 11: Cpu Port Functions

    CPU PORT FUNCTIONS Pin No. Function Name Function IN/OUT RC IN RC Signal Input RESET Reset Input AUD-MUTE TV Audio Mute Output “L”: Mute On P0.6 Note used P0.5 Note used P0.4 Note used P0.3 Note used KEY IN Key Switch Signal Input P0.1 Note used P0.0...

  • Page 12: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC201 TB1251 <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...
  • Page 13 IC BLOCK DIAGRAMS IC501 LA7832 <Vertical Output> PUMP UP VERTICAL VERTICAL DRIVE OUTPUT V-DRIVE PLS V-OUTPUT INPUT THERMAL PROTECTION LA7832 IC3451 TDA9870A <NICAM & Stereo Sound Decoder> AUXOR SIF1 AUXOL SIF2 EB6-D chassis...

  • Page 14: 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 EB6-D chassis...

  • Page 15: Parts Description And Reading In 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 16: Cabinet Parts List

    CABINET PARTS LIST FOR MODEL CE21C6-C-00 Note: Parts order must contain Service Ref. No., Part No., and descriptions. Ref. No. Part No. Description Ref. No. Part No. Description CABINET PARTS ACCESSORIES 1AA0CAM0298B- ASSY,CABINET FR-C5KTV 645 052 2697 ASSY,REMOCON JXMTA 610 297 9183...

  • Page 17: Electrical Parts List

    Note: Parts order must contain Service Ref. No., Part No., and descriptions. Description Part No. Ref. No. Chassis construction CE21C6-C-00 Read description in the Capacitor and Resistor as follows: OUT OF CIRCUIT - 013C3JDV (Page 17) 1AA0B10H056N0 ASSY,PWB,MAIN C5KTV...
  • Page 18 Description Ref. No. Part No. Part No. Ref. No. Description C1022 403 279 4312 CERAMIC 0.33U K C242 403 237 8057 MT-COMPO 0.1U J C1024 403 157 3611 CERAMIC 100P J C243 403 157 7015 CERAMIC 1800P K C1025 403 260 2944 MT-COMPO 0.33U J C244...
  • Page 19 Ref. No. Part No. Ref. No. Part No. Description Description C647 403 157 6810 CERAMIC 680P K D616 408 007 8607 DIODE 1N4148 C648 403 038 1603 ELECT 100U M 6.3V D617 407 007 6606 DIODE ES1 C649 403 195 8804 ELECT 100U M D618...
  • Page 20 Description Ref. No. Part No. Part No. Ref. No. Description L607 610 237 1000 PIPE CORE R007 401 105 5311 MT-GLAZE 4.7K JA 1/16W R008 401 027 2620 CARBON 5K6 JA 1/6W L608 610 237 1000 PIPE CORE R011 401 025 5425 CARBON 2R2 JA 1/4W 26MM L635...
  • Page 21 Ref. No. Part No. Ref. No. Part No. Description Description R137 401 105 5212 MT-GLAZE 470 JA 1/16W R436 401 012 7049 CARBON 10K JA 1/4W R138 401 105 5212 MT-GLAZE 470 JA 1/16W R437 401 105 4017 MT-GLAZE 330 JA 1/16W R139 401 105 3119 MT-GLAZE...
  • Page 22 Description Ref. No. Part No. Part No. Ref. No. Description R827 401 024 6720 CARBON 100 JA 1/6W 26MM J332 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R829 401 105 4215 MT-GLAZE 33K JA 1/16W J334 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R830 401 105 4215...
  • Page 23 HOUSING PLUG 3P K701 645 031 7699 CRT SKT. HPS-014103 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. -23- C5KTV...
  • Page 24 Sanyo Industries (UK) Ltd Printed in UK C5KTV...

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