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MODEL:

CTV-63N11 TXT

CTV-72D11 TXT

CTV-72SF65 TXT

CTV-72SF50 TXT

SERVICE MANUAL

Brown goods
TV SETS 25", 29" 5P19 chassis

Summary of Contents for CTV-63N11 TXT

Page 1: ...MODEL CTV 63N11 TXT CTV 72D11 TXT CTV 72SF65 TXT CTV 72SF50 TXT SERVICE MANUAL Brown goods TV SETS 25 29 5P19 chassis...

Page 2: ...ation Chassis Block Diagram IC Block Diagram Transistor mark PCB Top Bottom layer Service Adjustments Control Location Input and Output Terminal 27 30 Operation Instructions Circuit Diagram 2 3 6 7 8...

Page 3: ...SYNCHRONIZING SENSITIVITY 22 26 dBuV 13 AGC CHARACTERISTIC 65 60 dB 14 SELECTIVITY 35 30 dB 15 I F REJECTION 50 45 dB 16 IMAGE REJECTION 50 45 dB 17 AUDIO OUTPUT POWER 1khz 6 or 10 W 10 THD 18 MAXIMU...

Page 4: ...PONSE 1 KHz 0dB REF 1 0V 100Hz 1 5 8 9 3 6 dB TBC 10KHz 0 9 20 3 6 dB o 2 2 40 DIELECTRIC STRENGTH TEST 6 mArms 3 KV Vrms 2SEC 41 OPERATING WORKING VOLTAGE RANGE 82 264 84 260V 42 AFC PULL IN RANGE 2...

Page 5: ...5 32MHz MONO SOUND I F FM33 4MHz 32 4MHz 32 9MHz 34 4MHz 4 ANRENNA IMPEDANCE 75 OHM BALANCED 5 AV IN 1 AV IN YUV YCbCr IN SCART IN 6 AV IN SPECIFICATION Y 1 0 0 2Vp p 75 OHM C 0 3Vp p 75 OHM VIDEO IN...

Page 6: ...8 OHM 15W 6OHM 15W 18 POWER CONSUMPTION 120W 19 COLOUR PICTURE TUBE RF SLIM 20 PACKING 1SET PER 1 GIFTBOX 21 ACCESSORIES OWNER S MANUAL IN ENGLISH WITH BRAND NAME AND WITH MODE NO REMOTE HANDSET 0 22...

Page 7: ...4052 L R AV OUT V L R Y C V L R R L V L R AMP TDA9842 9843 L R TONE CONTROL AUDIO R G B 8V 24C08 W6556A V AMP TDA4863AJ H DRIVE SPL SPR CRT BOARD 29 CRT V DY H DY R OUT G OUT B OUT SW 90V 260V DEG CO...

Page 8: ...IC Block Diagram 8 IC601 POWER SUPPLY STR W6556A IC760 2CHANNEL AUDIO AMPLIFIER WITH VOLUME CONTROL TFA19842AJ...

Page 9: ...IC Block Diagram 9 IC740 UNIVERSALHI FI AUDIO PROCESSOR FOR TV TDA9859...

Page 10: ...P ADJ 80C51 CPU I 2 C BUS TRANSCEIVER ROM RAM TELETEXT ACQUISITION 1 10 PAGE MEMORY TELETEXT OSD DISPLAY R G B BL Y U V H V REF ENHANCED VST PWM DAC VST OUT I O PORTS I O PORTS 4x 3 3 V RESET LED OUT...

Page 11: ...Transistor Mark 11...

Page 12: ...Maion PCB Top Layer 12...

Page 13: ...Maion PCB Bottom Layer 13...

Page 14: ...NE ADJUST 1 FOCUS ADJUST 1 FOCUS ADJUST a Receive cross hatch pattern signal b Set picture to RICH mode c Adjust FBT s FOCUS knob till picture is clear 2 SCREEN VOLTAGE ADJUST KEY 0 2 SCREEN VOLTAGE A...

Page 15: ...ormal status receive GREY SCAL and entering factory mode press KEY 3 set WPR at 31 adjust WPG and WPR to obtain white balance 6VSH 60HZverticalcenter 6VAM 60HZ vertical size a Receive 50Hz cross hatch...

Page 16: ...e magnetism ring make the red blue and the green point folded at the center of the screen 5 E2PROM INITIALIZTION 1 E2PROM initialization KEY 8 We can use an empty E2PROM when making the sample TV or r...

Page 17: ...Service Adjustments 17 The detailed instruction of 3P51 5P18...

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Page 26: ...eo And Audio Input Output Terminals Connections To The Antenna Input Socket Only use the adaptor supplied with this product connect the AC plug to the socket at the back of the TV This TV must be oper...

Page 27: ...eived by the set from one of the following sources An outdoor aerial A cable television network Plug the aerial or cable network input cable to the 75 coaxial socket on the rear of the television VIDE...

Page 28: ...isc player Camcorder Satellite receiver V L R V L R L R L R YC YC S VIDEO L R L R Y Cb Cr Y Cb Cr VIDEO LEFT RIGHT AV IN LEFT RIGHT YCbCr IN LEFT RIGHT Y Cb Cr Connecting the Audio Video Input Outputs...

Page 29: ...VCR Decoder video game device Video disc player Camcorder Satellite receiver PERITELEVISION VCR TV Amplifier 21 PIN SCART Input and Output Terminals 29...

Page 30: ...on the VCR 1 Connect the audio video out sockets of the VCR to audio video in sockets of the set 2 Press the AV TV button to select AV 3 Press the PLAY button on the VCR The VCR playback picture appe...

Page 31: ...Alkaline batteries together Note that there are chargeable and non chargeable batteries Do not attempt to charge non chargeable batteries If the remote control unit is not used for a long period of t...

Page 32: ...s please press key until display on the screen right top corner then press digital number key 0 9 If you want to select 10 99 program channel please press key until display on the screen right top cor...

Page 33: ...BUTTON You can select USER STANDARD SOFT or RICH mode by pressing this button Press this button to return to the previously viewed program Press this button sequentially to display the current progra...

Page 34: ...e correct sound system 5 5M 6 0M 4 5M 6 5M In NICAM mode press this button to change the sound station In TV mode the GREEN BLUE buttons has the same function as PROG buttons the RED YELLOW buttons ha...

Page 35: ...tach sub page Page number may contain several subpages which are automatically paged by the TV station Press this button once 0001 will be displayed on screen use number key 0 9 to look for other sub...

Page 36: ...Press the CANCEL button When the last selected page is updated the page number will be appeared at the top of the TV screen press the CANCEL button again to reveal the page 2 4 5 6 8 7 9 MENU PROG VO...

Page 37: ...TV mode except the Install menu Picture Sound Features Timer TINT SHARPNESS BRIGHTNESS COLOR VOLUME LANGUAGE TREBLE BASS BALANCE COLOR SYS SOUND SYS TIME STOP TIME CH SWITCH SWITCH TO Install SURROUND...

Page 38: ...and TINT items by pressing PROG Buttons and pressing the VOL Buttons to adjust the item of which you selected Press the VOL buttons to enhance or reduce the contrast between objects and the backgroun...

Page 39: ...NDARD MUSIC THEATER USER Note TREBLE BASS BALANCE SURROUND SOUND MODE have function only for TONE CONTROL 1 LANGUAGE 2 COLOR SYS 3 SOUND SYS You can change menu language in this item Press VOL Buttons...

Page 40: ...s MUTE To exit the game press MENU button Timer Menu TIMER TIME START TIME STOP TIME CH SWITCH SWITCH TO 1 TIME 2 START TIME 3 STOP TIME 4 CH SWITCH 5 SWITCH TO NOTE To adjust the current time by this...

Page 41: ...ttons or number keys in this item to select channel number You can store the channel number which are watching and change the channel number Once you have preset the channels you will be able to use t...

Page 42: ...ed by interference from automobiles trains high voltage transmission lines neon signs or another sources of interference Try redirecting or relocating your antenna to reduce the affects of the interfe...

Page 43: ...or positionof the antenna Reflections from building or mountains might cause this phenomenon A highly directional antenna may improve the reception Check whether all the picture adjustments have been...

Page 44: ...j CER Cmo Css Cr OUTR Csde SAP Vref CL Cnd OUTL MAD Ctw Cts Cw Cs 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 IC801 TDA9850 1 outR 2 Vdda1 3 Vssa1 4 Vssd1 5...

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