Sanyo CE21D3-C Service Manual
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Sanyo CE21D3-C Service Manual

Sanyo CE21D3-C Service Manual

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Colour Television
Service Manual
Model CE21D3-C
Service Ref. No. CE21D3-C-01
PRODUCT CODE: 111327015
ORIGINAL VERSION: Chassis No. EB4-A
Specifications
Power source
Television system
Colour system
Receiving channel
Aerial input impedance
AV terminal
21 Pin socket
Sound output(Music)
Picture tube
(Visible picture diagonal)
Dimensions (WxHxD)
Weight
Part No.
SKSM0227
F3JTV
(W.Europe)
AC 220~240V 50Hz
System B/G
PAL
VHF: E2-E12
CATV: X, Y, Z, S1-S41
UHF: #21~69
75ohm
CENELEC standard
9 watts X2
55cm diagonal, 90 degree
51cm
610 x 479 x 485 mm
21.5 Kg
APRIL 1998
21D3
CE
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
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.
-C

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Summary of Contents for Sanyo CE21D3-C

  • Page 1 Colour Television 21D3 Service Manual Model CE21D3-C (W.Europe) Service Ref. No. CE21D3-C-01 PRODUCT CODE: 111327015 ORIGINAL VERSION: Chassis No. EB4-A Specifications Power source AC 220~240V 50Hz Television system System B/G Colour system Receiving channel VHF: E2-E12 Note CATV: X, Y, Z, S1-S41...

  • Page 2: Safety Precaution

    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 when certain that all the protective devices are installed a service is performed on the primary of the converter properly, such as, control knobs, adjustment covers or transformer of the set.

  • Page 3: Block Diagram

    BLOCK DIAGRAM This is a diagram for all models and therefore differs slightly from the actual block diagram. F3JTV...

  • Page 4: Circuit Description

    CIRCUIT DESCRIPTION 1. POWER SUPPLY control) The chroma signal is divided into R-Y and B-Y The power supply circuit of the EB4-A chassis is chroma signals, demodulated in IC201, and output from composed of a rectifier smoothing circuit, an oscillation pin30 (R-Y) and pin31 (B-Y).

  • Page 5: Horizontal Output

    6. HORIZONTAL OUTPUT Pin25: Black A horizontal oscillation signal is output from pin37 of Pin26: IREF IC201 and switches the drive transistor Q431. This Pin27: Odd/Even output switching signal is current amplified by the drive Pin28: GND transformer T431 and drives the output transistor Q432. Pin29: - When Q432 becomes ON, an amplifying current flows Pin30: V-deflection stop output...

  • Page 6: Service Control Adjustment

    SERVICE CONTROL ADJUSTMENT B1 POWER SUPPLY ADJ. AFT ADJ. TU-AGC ADJ. MAIN BOARD HIGH VOLTAGE & H-WIDTH ADJ. FOCUS ADJ. V-CENTRE ADJ. V-SIZE ADJ. H-CENTRE ADJ. GREY SCALE ADJ. SIF BOARD SIF ADJ. CRT BOARD IC3811 IC3801 K38H2 K38H1 AUDIO BOARD IC1251 IC3451 IC3401...
  • Page 7 B1 POWER SUPPLY ADJUSTMENT HIGH VOLTAGE & WIDTH ADJUSTMENT 1. Set VR641 to be mechanically centre before [HIGH VOLTAGE ADJUSTMENT] pressing the mains ON/OFF switch. 1. Tune the receiver to the circular pattern. 2. Tune the receiver to a PAL circular pattern. 2.

  • Page 8: Circuit Alignment

    CIRCUIT ALIGNMENT 10kΩ 0.002µF 75Ω 1kΩ Output probe Input probe VIF alignment SETTING Adjustment Waveform DC 15.5V C644 + By using T141, adjust "P" to AGC voltage (4.3-4.5V) IC201-pin48 be maximum amplitude. Output probe IC201-pin45 (Side b) Input probe IC201-pin7 Marker frequency 38.9MHz Sweep ATT...
  • Page 9 INITIALISATION (Important Notice) When you replace a memory IC (IC802), it is 2. Select the desired service item by using the Function necessary to initialise the IC as following step. button on the remote control handset. 3. Change the data by using the Level + or - button A.

  • Page 10: Cabinet Parts

    CABINET PARTS LIST FOR MODELS CE21D3-C -01 Note: Parts order must contain Service Ref. No., Part No., and descriptions. Item Part No. Description CABINET PARTS 610 268 0478 ASSY,CABINET FR-F3JA 610 261 6057 BUTTON POWER-F3SCM 610 264 8003 CABINET BACK-F3JLV...

  • Page 11: Chassis Electrical Parts List

    Part No. Description Part No. Description Ref. No. Chassis construction Read description in the Capacitor and Resistor as follows: CAPACITOR CE21D3-C-01 CERAMIC 100P K 50V Rated Voltage Tolerance Symbols: ASSY,PWB,MAIN F3JTV 1AA0B10H02900 (Page 11) Less than 10PF ASSY,PWB,SIF 3D-A2 ST 1AA0B10H0270A (Page 16) A: Not specified B: ±0.1PF...
  • Page 12 Description Ref. No. Part No. Ref. No. Part No. Description Q872 406 007 2106 TR JC546A C1104 403 041 8804 ELECT 10U M Q873 406 007 2106 TR JC546A C1105 403 009 5718 CERAMIC 100P J Q874 406 007 2106 TR JC546A C1106 403 069 1712 CERAMIC 1000P K...
  • Page 13 Ref. No. Part No. Description Part No. Description Ref. No. C445 403 041 8804 ELECT 10U M R009 401 010 1514 CARBON 4.7 JA 1/2W C481 403 076 1405 CERAMIC 2700P K 500V R010 401 010 1514 CARBON 4.7 JA 1/2W C482 403 159 7409 MT-POLYEST...
  • Page 14 Description Ref. No. Part No. Ref. No. Part No. Description R1209 401 012 7049 CARBON 10K JA 1/4W R363 401 038 0810 MT-GLAZE 22K JA 1/10W R121 401 020 2944 CARBON 47K JA 1/4W R364 401 037 5212 MT-GLAZE 100 JA 1/10W R133 401 037 9111 MT-GLAZE 180 JA 1/10W...
  • Page 15 Ref. No. Part No. Description Part No. Description Ref. No. R821 401 038 0810 MT-GLAZE 22K JA 1/10W COIL L001 645 008 5635 INDUCTOR,12U K R822 401 038 6515 MT-GLAZE 47K JA 1/10W L002 645 008 5635 INDUCTOR,12U K R823 401 025 7825 CARBON 2K2 JA 1/6W...
  • Page 16 Description Ref. No. Part No. Ref. No. Part No. Description D445 407 012 4416 DIODE 1SS133-T-77 645 004 2881 PLUG,2P D446 407 151 9003 ZENER DIODE UZ-7.5BCC 645 008 7288 HOUSING PLUG 5P D481 407 007 7415 DIODE EU1 645 008 7264 HOUSING PLUG 3P D482 407 012 4416 DIODE 1SS133-T-77 KR-1...
  • Page 17 Ref. No. Part No. Description Part No. Description Ref. No. RESISTOR R3482 401 038 0711 MT-GLAZE 2.2K JA 1/10W R3802 401 037 5212 MT-GLAZE 100 JA 1/10W TRANSFORMER R3803 401 037 5618 MT-GLAZE 10K JA 1/10W T3401 645 015 7943 COIL,FERRITE 2.5M R3804 401 037 9210 MT-GLAZE 1.8K JA 1/10W...

  • Page 18: Assy,Pwb,Crt F2Rc

    Description Ref. No. Part No. Ref. No. Part No. Description C3536 403 074 7617 CERAMIC 5600P K R2614 401 065 4604 OXIDE-MT 12K JA C3537 403 074 7617 CERAMIC 5600P K R2615-B 401 009 6622 CARBON 3.3K JA 1/2W C3538 403 068 3212 CERAMIC 0.033U K R2621...
  • Page 19 Ref. No. Part No. Description Part No. Description Ref. No. -19-...
  • Page 20 Description Ref. No. Part No. Ref. No. Part No. Description -20-...

  • Page 21: Colour Television

    I suddetti componenti devono essere specified on the part service manual colour bar and controls adjusted 7. Le forme di onda furono prese con il seg- CE21D3-C-01 sostituti esclusivamente con quelli indi- SERVICE REF.NO. be used for components replacement for normal picture. Waveforms nale di barre colore e i controlli regolati cati nell'elenco.
  • Page 22 Main Board /Pannello Principal Circuit side/Lato del Circuito CRT Board /Pannello Cinescopio 3D surround Board /Pannello 3D surround Circuit side/Lato del Circuito Circuit side/Lato del Circuito Audio Board /Pannello Audio SIF Board /Pannello SIF Circuit side/Lato del Circuito Circuit side/Lato del Circuito C3842 K38H2 Q3802...
  • Page 23 J1EK1745- CRT Board /Pannello Cinescopio K1002 :J11B0490N 90Vp-p 64 µ s 64 µ s 100Vp-p Component Location/Lato del Componente ASSY,PWB,CRT F2RC 1AA0B10E24500 L2601 Q2601 R2604 L1022 L2C1 2SC2688'1' 2SJ12K Z21B0040N B-OUT 331KN SP901 (K:L:M) 134.3V A10B00400 :2SC2621 L1023 L1024 L1025 L1026 J10EA020N (DRA:ERA)
  • Page 24 Main Board /Pannello Principal Component Location/Lato del Componente GENERAL BLOCK DIAGRAM FOR EB4 CHASSIS Audio- Video- Audio- SW1901 SW1902 SW1904 SW1903 input-R input-L Headphones Prog.+ Prog.- input Vol.- Vol.+ IC801 Audio In Video In 21P Scart: AV1 21P Scart: AV2 RC Pre.amp Control Keys Audio I/O...
  • Page 25 Part No. SKP20146 F3JTV (SHEET 3/3)
  • Page 26 K35D J10EA030N FROM K12D...

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