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Part No.     SKSM0312        F7KLV      JUNE 1999

Colour Television
Service Manual

Model CE21DN4-F

(FRANCE)

Service Ref. No. CE21DN4-F-01

PRODUCT CODE: 111339610   
ORIGINAL VERSION: Chassis No. EB4-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

21DN4

-F

Contents
Safety precautions/Specifications  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Block diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Circuit description  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-5
Service control adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-7
Circuit alignment  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
SIF alignment  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Important notice  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Cabinet Parts List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Electrical Parts List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-23

Summary of Contents for CE21DN4-F

Page 1: ...inet 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 CE21DN4 F Contents Safety precautions Specifications 2 Block diagram 3 Circuit description 4 5 Service control adjustment 6 7 Circuit alignment 8 SIF alignm...

Page 2: ...designated 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...

Page 3: ...Sharpness Control Keys 10 VL VH U IF TU 1 16 45 46 28 29 30 31 41 48 37 18 19 20 7 13 15 21 22 23 24 X131 T141 VC141 SAW Filter IC271 1H Delay R Y B Y R Y B Y CVBS In Functuin In AV1 AV2 11 12 14 16 B G R BLK External CVBS in Internal CVBS in Q151 Q152 Q154 H Drive Q431 Q432 H Outpit V Drive V Feedback Audio In Speakers VR501 C512 H V HV Q2601 Q2611 Q2621 Video In Audio In L R Q171 1 6 3 8 Out 4 O...

Page 4: ...pin13 or pin15 is separated to luminance Y signal and chroma signal in IC201 These pins are used in common with H V sync separation input The peaking of Y signal is adjusted by DC voltage of pin14 SHARPNESS control The chroma signal is divided into R Y and B Y chroma signals demodulated in IC201 and output from pin30 R Y and pin31 B Y These chroma signals pass through the 1H delay line circuit IC2...

Page 5: ...base of Q462 to compensate for width variations due to variations in the beam current 7 CPU System and Teletext Control Pin description Pin1 Tuning voltage output Pin2 Brightness control output 6 bit DAC Pin3 Contrast control output 6 bit DAC Pin4 Colour control output 6 bit DAC Pin5 Sharpness control output 6 bit DAC Pin6 Not used GND Pin7 Not used GND Pin8 Power ON OFF output H ON Pin9 AFT signa...

Page 6: ...T102 VC141 T141 IC810 Band SW Audio Board SIF Board A101 Tuner IC1202 Int Ext SW IC1201 AV2 SW TP E TP D IC802 Memory IC801 CPU IC001 Audio output Video input Audio input R Headphones Audio input L B1 POWER SUPPLY ADJ TU AGC ADJ VIF DET 1 2 AFT ADJ GREY SCALE ADJ FOCUS ADJ MAIN BOARD HIGH VOLTAGE H WIDTH ADJ V CENTRE ADJ H CENTRE ADJ V SIZE ADJ Q641 Q621 Q601 Q611 VR611 R BIAS VR621 G BIAS VR601 B...

Page 7: ...Function button on the Remote control and the Prog on the TV front panel Press the Function button on the Remote control until SCREEN is highlighted This sets up a horizontal scanning line 6 Set screen VR so that one colour is just visible BIAS VR ADJUSTMENT 7 By using VR2601 VR2611 or VR2621 adjust the line until it becomes white 8 Set screen mode OFF by pressing the Recall button on the Remote c...

Page 8: ...nment FM Detector 1 DC 12V AGC voltage DC5V Output probe Side a Input probe Jig A Sweep ATT Scope Marker Frequency SETTING K38H2 pin3 IC3852 pin13 IC3852 pin5 IC3852 pin17 IC3852 pin6 10dB 100mV div 38 9MHz Adjustment By using T3853 adjust P to be 38 9MHz 100KHz Waveform P 0 01uF 103P Jig A L L Q832 C GND Short Open DC 15 0V AGC voltage 4 3 4 5V Output probe Side b Input probe DC5V JIG A Sweep ATT...

Page 9: ...st DC level to be 1 7V DC 12V DC5V Output probe Input probe Scope Carrier Frequency Modulation Frequency System SETTING K38H2 pin3 IC3851 pin21 IC3851 pin19 IC3851 pin18 100mV div 5 74MHz 1KHz Sine wave B G Adjustment By using T3851 adjust DC level to be 1 7V Oscilloscope Input sound signal source TV system Deviation Mode SETTING IC3401 pin5 System B G 27kHz Stereo Adjustment By using T3401 adjust...

Page 10: ...SD appears on the screen 2 Select the desired service item by using the Function button on the remote control handset 3 Change the data by using the Level or button 4 To return to TV mode press the Recall button on the remote control handset Service mode description K1 K2 For adjustment of stereo separation ST ID Mode setting for A2 stereo judgement 000 Fast mode 001 Normal mode 002 Fast normal mo...

Page 11: ...610 261 3032 SPRING E7GC 8 610 276 5656 DEC IND F7WC 9 610 253 2449 HOLDER AC CORD GBR D4VA 10 610 265 4202 HOLDER DC GBR F3SC 11 610 224 5721 CRT CUSHION B3MY UK 12 412 009 3003 CRT SCREW ACCESSORIES 13 JXMCC RC TRANSMITTER SKP10176 INST MANUAL F7WL 1 SKP10177 INST MANUAL F7WL 2 1AV4D11B03600 BATTERY Item Part No Description Note Parts order must contain Service Ref No Part No and descriptions 1 ...

Page 12: ... in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must contain Service Ref No Part No and descriptions Read description in the Capacitor and Resistor as follows CAPACITOR CE...

Page 13: ...6 007 1802 TR JC556B 405 004 4205 TR 2SA608 E CTV NP 405 004 4809 TR 2SA608 F CTV NP 405 028 7909 TR 2SA608 G CTV NP Q154 406 007 1901 TR JC556A 406 007 1802 TR JC556B 405 004 4205 TR 2SA608 E CTV NP 405 004 4809 TR 2SA608 F CTV NP 405 028 7909 TR 2SA608 G CTV NP Q161 406 007 2106 TR JC546A 406 007 2007 TR JC546B 405 019 1909 TR 2SC536 E NP 405 019 2708 TR 2SC536 F NP 405 019 3804 TR 2SC536 G NP Q...

Page 14: ...7832 IC651 409 143 3402 IC AN78M12 LB 409 365 2900 IC BA178M12T 409 269 1207 IC L78M12CV 409 366 1803 IC MC78M12CT IC652 409 362 7403 IC AN78M08 LB 409 365 2801 IC BA178M08T 409 285 5203 IC L78M08 RA 409 269 1108 IC L78M08CV 409 366 1704 IC MC78M08CT IC653 409 241 5407 IC BA178M05T IC654 409 367 2809 IC BA178M09T IC801 410 323 9206 IC SAA5290PS 116 IC802 409 247 7702 IC ST24C02AB1 409 281 8307 IC ...

Page 15: ... CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C2001 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C2002 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C2003 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C201 403 014 3409 CERAMIC 18P J 50V C201A 403 014 3419 CERAMIC CERAMIC 1 C202 403 270 2901 MT POLYEST 0 1U K 63V 403 237 8007 MT COMPO 0 1...

Page 16: ...00 CERAMIC 0 01U Z 50V C683 403 147 9606 ELECT 1000U M 10V C684 403 050 6600 ELECT 3 3U M 50V C802 403 270 2901 MT POLYEST 0 1U K 63V 403 237 8007 MT COMPO 0 1U J 50V C812 403 049 0008 ELECT 1U M 50V C814 403 049 0008 ELECT 1U M 50V C816 403 046 9905 ELECT 4 7U M 25V C818 403 046 9905 ELECT 4 7U M 25V C841 403 069 9500 CERAMIC 0 01U Z 50V C860 403 022 8205 CERAMIC 33P J 50V C861 403 061 7504 POLYE...

Page 17: ...10W R145 401 038 0800 MT GLAZE 22K JA 1 10W R147 401 027 0309 CARBON 47K JA 1 6W R149 401 038 0800 MT GLAZE 22K JA 1 10W R150 401 024 7004 CARBON 1K JA 1 6W R151 401 022 1905 CARBON 680 JA 1 4W R152 401 025 7409 CARBON 220 JA 1 6W R153 401 037 5400 MT GLAZE 1K JA 1 10W R154 401 038 3603 MT GLAZE 3 3K JA 1 10W R155 401 037 5400 MT GLAZE 1K JA 1 10W R156 401 037 5400 MT GLAZE 1K JA 1 10W R157 401 03...

Page 18: ... 6W R800 401 025 7805 CARBON 2 2K JA 1 6W R801 401 037 5004 MT GLAZE 0 000 ZA 1 10W R802 401 038 0701 MT GLAZE 2 2K JA 1 10W R803 401 037 9408 MT GLAZE 180K JA 1 10W R804 401 024 7400 CARBON 10K JA 1 6W R806 401 024 7400 CARBON 10K JA 1 6W R807 401 024 7400 CARBON 10K JA 1 6W R808 401 019 1901 CARBON 3 9K JA 1 4W R811 401 025 7805 CARBON 2 2K JA 1 6W R812 401 038 5102 MT GLAZE 3 9K JA 1 10W R813 4...

Page 19: ... 002 1787 CORE PIPE L441A 610 000 0605 LINEARITY COIL 610 210 8071 LINEARITY COIL L442 610 000 0278 COIL 610 205 1117 COIL L501 645 008 5642 INDUCTOR 3 3U K L601 645 012 3337 LINE FILTER L607 610 237 1000 PIPE CORE L608 610 237 1000 PIPE CORE L641 645 002 1787 CORE PIPE L642 645 002 1787 CORE PIPE L643 645 002 1787 CORE PIPE L871 645 008 0203 INDUCTOR 5 6U K L881 645 001 4697 INDUCTOR 1 5U M DIODE...

Page 20: ...7 7801 DIODE EU2Z D643 407 166 2303 DIODE ERC91 02L D644 407 166 2303 DIODE ERC91 02L D645 407 053 7206 ZENER DIODE MTZ6 2C 407 053 7503 ZENER DIODE MTZ6 8A 407 057 2801 ZENER DIODE RD6 2EB3 407 057 4003 ZENER DIODE RD6 8EB1 D647 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D651 407 005 7328 DIODE EM01Z D652 407 053 6803 ZENER DIODE MTZ5 6C 407 057 0104 ZENER DIODE RD5 6EB3 407 151 8501 ZEN...

Page 21: ... 7022 CARBON 3K9 JA 1 6W R713 401 026 1020 CARBON 2K7 JA 1 6W R714 401 065 4604 OXIDE MT 12K JA 2W R715 401 009 6622 CARBON 3 3K JA 1 2W R721 401 026 3925 CARBON 330 JA 1 6W R722 401 026 7022 CARBON 3K9 JA 1 6W R723 401 025 4220 CARBON 1K8 JA 1 6W R724 401 065 4604 OXIDE MT 12K JA 2W R725 401 009 6622 CARBON 3 3K JA 1 2W R727 401 026 9620 CARBON 470 JA 1 6W R741 401 026 9927 CARBON 4K7 JA 1 6W R74...

Page 22: ...851 610 037 5512 S COIL T3852 610 037 5512 S COIL T3853 610 037 4539 S COIL DIODE D3851 407 166 1108 DIODE 1SS356 TW11 D3852 407 166 1108 DIODE 1SS356 TW11 MISCELLANEOUS K38H1 610 221 3713 TERMINAL 5P K38H2 610 221 3652 TERMINAL X3851 421 005 6703 SAW F TSB6311U X3852 645 003 2806 CERAMIC FILTER X3853 645 006 3022 CERAMIC FILTER 5 742MHZ X3871 421 006 0809 SAW F TSF5365P X3872 421 005 1708 SAW F T...

Page 23: ...1 10W R1266 401 038 0701 MT GLAZE 2 2K JA 1 10W R3401 401 037 5202 MT GLAZE 100 JA 1 10W R3402 401 037 5202 MT GLAZE 100 JA 1 10W R3403 401 038 3108 MT GLAZE 30K JA 1 10W R3410 401 038 0909 MT GLAZE 220K JA 1 10W R3411 401 038 0800 MT GLAZE 22K JA 1 10W R3412 401 038 0800 MT GLAZE 22K JA 1 10W R3431 401 037 5202 MT GLAZE 100 JA 1 10W R3432 401 037 5202 MT GLAZE 100 JA 1 10W R3433 401 037 5202 MT G...

Page 24: ...Sanyo Industries UK Ltd Printed in UK F7KLV ...

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