ctv-55v10, 55s10, 55x10, 55z10 service manual
Contents
1. 12 svs iP C248 6 483 15 RY 4 43 PT T aNG Y sc Inao 2 TELA interface iw 7 1 ge r d 001 2200P4KU2. 2 CATHODE 3 EMITTER 4 COLLECTOT Transistor Mark 2 996 E 08700 m 1 N 2 8 4 GND ewer Q 5101 A 17812 BEC OUTPUT GND 17805 INPU GND Chassis wiring diagram CN 401 402 CN 406 TO SPEAKER CN 301 TO VIDEO IN AUDIO IN CN 302 TO CN301B W TER E 8 EE ams 6 A lt 301B 301 TO CONTROL CN 602 CN 201B SCREEN FROM 201 TO DEGAUSS 10 06 2 0 10 0 10 2 INTGNOEXTSH VOL GNDOUTUCC 0299469 90g oq 9 4 1 701 Miis ca Moves as 1 202 LA7642N IEEE ap FIL ucc 45 0208 7 5 246 1 4 4 cu PIRA rao x Ig
3. 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 with all caution and safety related notes provided on the cabinet back inside the cabinet on the chassis or the picture tube 3 When replacing a chassis in the cabinet always be certain that all the protective devices are installed properly such as control knobs adjustment covers or shields barriers isola tion resistor capacitor networks etc Before returning any television to the customer the service technician must be sure thatitis completely safe to operate without danger of electrical shock X RADIATION PRECAUTION The primary source of X RADIATION in television receiver is the picture tube The picture tube is specially constructed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same typeas the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specified limit Referto this service manual high voltage adjustment for specific high voltage limit If high voltage exce eds specfied limits take necessary corrective action Carefully follow the instructions for B1 volt power supply adjustment and high voltage check to maintain the high voltage within the specified limits PR
4. IF SWA101 IF2 TUNER SC FBP IN V OUT LV 4M IN CLOCK OUT 147840 1202 44s n LA7642N HORIZONTAL RY p H OUT DEFLECTION LH 9302 T302 420 g 15584 VAC 5 CFRRIER OUT ADIO INT IN EXT IN CS C INI PEE i IF 1 T 2 1l z VH VOL99 V1 VINO IHO JTONIS SN 21 LOZ 201 21 IC Block Diagram 402 amp IC 403 3 AUDIO OUTPUT LA 4285 INT EXT EVR PWR SM CONT NE IC 701 lt TELETEXT gt STV 5348 STIV LFB FFB MA SL POL 123 CVBS CLAMPING SYNCHRONIZING DECODING DATA EXTRACTION PROCESSING CBLK 28 xi OSCILLATOR FREQUENCY 8 PAGES SYNTHETIZER MEMORY Vsso TIME BASE BUS INTERFACE IC Block Diagram IC 301 vertical Output 147840 THERMAL PROTECTION GND Ver OUTPUT OUTPUT STAGE Vcc IC602 POWER gt STR G6653 NON INV INPUT INVERTINO INPUT c amp PUMP UP OUT Block Diagram IC202 lt 5 gt La7642 IC203 Q609 IC6018 amp 1C302 lt REGULATORS gt L7800SERIES eur VOLTAGE OUTPUT O2 AMPLIFIER THERRMAL PROTECTION STARTING CIRCUIT D613 lt PHOTO TRANSISTOR TLP621 TLP621 1 4 2 3
5. E12 CH 168 25 463 25MHz UHF E21 E69 CH 471 25 855 25MHz 9 TUNING SYSTEME VS TUNING 10 IN OUT 2 IN 1 AV STEREO OUT 11 AV IN OUT SPECIFICATION VIDEO IN 1 0 A0 2Vp p 75 OHM AUDIO IN 0 2V r m s VIDEO OUT 1 0 A0 2 Vp p 75 OHM AUDIO OUT 0 2V r m s 12 950 LANGUAGES ENGLISH 13 AUDIO OUTPUT POWER gt 3 0 5 INPUT 10 THD 14 S SAFETY AUTHENTICATION STANDARD CB 15 LED INDICATORS POWER ON 16 CHAND SET TYPE HS08 17 CHAND SET POWER SUPLY BATTERY UM 3 R6 AA x2 18 COLOUR PICTURE TUBE 14 21 90 DEGREE TUBE 19 REMOTE CONTROL DISTANCE 5 3 0 2 VoL ov VoL 1 403 POWER 189 LA4285 5 19V CPU Video Vertical IC201 Pin45 us oe LA8633XX 401 HOsillation 201 25 0 TC4053 ee a S9V RGBout CRT N T302 S27V VERTICAL CLK DATA oux HEATER 126 002 B ST25002 01 52 STV5348 VIN AOUT V OUT RGB 2 X BAND mid SD BUS RGB Ls AMPLIFIER S HIT 1476810 RGB 5 TU
6. ODUCT SAFETY NOTICE Product safety shouldbe considered whena component replacementis made in any area of areceiver Componentsindicated by mark A in the parts list andthe schematic diagram designate components in which safety canbe ofspecial significance is particularly recommended that only parts designated onthe parts listin this manual be usedfor com ponent replacement designated bymark A No deviations fromresistance wattageor vol tage ratings maybe made forreplacement items designated bymark A 2 Technical specification FEATURES AC 90V 260V 50 60Hz MULTI SYSTEM PAL BG DK LSECAM BG DK OPTION NTSC M OPTION VOLTAGE SYNTHESISED TUNING SYSTEM 100 256 PROGRAMS MEMORY OPTION BLUE BACK FUNCTION 120 MINUTES SLEEP TIMER FULLAUTO PROGRAM TIME ON CLOCK CHILD LOCK 2 AV INPUT GAME OPTION 8PAGES TELETEXT OPTION BLACK LEVEL STRETCH PROGRAM VIEW FUNCTION FOUR PICTURE MODE MILD COLORTUL STANDARD CUSTOM DYNAMIC GENERAL SPECIFICATION 1 CONSUMPTIONz 14 1470 MAX 0 21 1490 W MAX 0 2 RECEIVE SYSTEMz DK I B G M 3 COLOUR SYSTEM PAL NTSC 4 5 INTERMEDIATE FREQUENCY 38 9MHz 5 INTER CARRIER FREQUENCY 4 5 MHz M 5 5 MHz B G 6 0 MHz 1 6 5 MHz D K 6 CHROMA IF FREQUENCY PAL NTSC 34 47 35 32 MHz 7 ANTENNA TYPE DIN TYPE 75 OHM 8 6 8 RECEIVING VHF 1 0 2 4 51 59 CH 46 25 161 25 VHF 3 510 541 E5
7. SERVICE MANUAL Quadro Colour Television PAL SECAM BG Models 14 CTV 37V10 37V20 37X10 chasis 3011 21 CTV 55V10 55810 55X10 55210 WV C UTON the ch4 p13sis ead the X Ray Radiati bn Pecauti Safety Pecautilbn and P bduct Safety N btice bn 2 bf this manual Contents Safety 2 Technical specification 3 Chassis Block Diagram 4 IC Block Diagram 5 8 Transistor mark 9 Chassis wiring diagram 10 PCB Top Bottom layer 11 13 Service Adjustments 14 16 Purity and Convergence Adjustment 17 Control Location 18 Input and Output Terminals 19 Operation Instructions 20 21 Mechanical Disassemblies 22 Cabinet parts List 23 Circuit Diagram 24 Safety Notice SAFETY PRECAUTIONS
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