1. DL manuals
  2. Quadro
  3. TV
  4. CTV-63N11 TXT
  5. Service Manual

Quadro CTV-63N11 TXT Service Manual

Summary of 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

    Note -2- note----------------------------------------------------------------- technical specification-------------------------------------------- chassis block diagram-------------------------------------------- ic block diagram --------------------------------------------------- transistor mark --...

  • Page 3

    Technical specification -3- supply voltage : ac 90-260v 50/60hz 1.System pal / secam / ntsc 2.Channels received 0~199 3.Scanning horizontal 15625hz vertical 50hz 4.Vision intermediate frequency 38.9 mhz 5.Sound intermediate frequency 33.4 mhz b/g 6.Inter-carrier frequency 5.5/6.0/6.5/4.5 mhz 7.Chrom...

  • Page 4

    Technical specification -4- 30.White balance(9300 k, low bri 80cd/m ) (set burst off of pattern generator or set colour sat. To min measured by minolta ca-100) 0.260 x:0.288 0.015 0.302 y:0.298 0.015 31.High voltage (decided by crt spec. ) 29 31 kv 32.X-ray radiation 0.2 0.2 mr/hr 33.Remote control ...

  • Page 5

    Operation on ac90-260v 50/60hz main supply system: pal secam bg/dk/i ntsc-m 200 programmes memory full on screen display blue screen display 180 minutes sleep timer full auto program rear yuv l+r/av in /av out or full scart/half scart side av in/s-vhs in black level stretch time setting child lock f...

  • Page 6

    12 antenna input: 75 ohm aerial jack 13 av input: rca socket 14 hand set power supply: battery 3v(um-3/r6/aaa) 2 15 hand set weight: 100g(approx.) 16 audio output: >6w or >10w (1khz 0.5v , input 10% thd) 17 speaker: 8 ohm 15w/ 6ohm 15w 18 power consumption: 120w 19 colour picture tube: rf/ slim 20 p...

  • Page 7

    Chassis block diagram -7- 1 2 3 4 5 6 a b c d 6 5 4 3 2 1 d c b a tda9384--india scart 1 scart 2 y rg b uv vi n vi n rear av side av s-vhs ci n av in antenna tuner if amp saw101 if if nicam-tda9874 mts-tda9850 av-sw hef 4052 l r av out v lr yc vl r r l v lr amp-tda9842/9843 l r tone control audio r ...

  • 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

    Ic block diagram -10- sound trap tunera gc +8v hout v-drive ro go bo bclin blkin cvbs3/y sifin fig. 1 block diagram c sd a scl vision if pll demod. Agc/afc video amp. Video switch video ident. Video filters pal/secam/ntsc decoder deemphasis audio switch avl volume control base-band delay line h/v sy...

  • Page 11

    Transistor mark -11-.

  • Page 12

    Maion pcb top layer -12-.

  • Page 13

    Maion pcb bottom layer -13-.

  • Page 14

    Service adjustments -14- 1. Factory mode: 1. Factory mode: (1) press the keys p.P , p.P s.S and keys on the menu in turn to enter the factory mode, press the key display to exit. .This mode is usually for r&d and engineering department use . (2) press digital keys to enter every adjust page, use pro...

  • Page 15

    A. Menu osd position adjustment: receive 50/60hz cross hatch pa ttern. Set tv standard status. Press k key 2 in factory mode, adjust 5vof/6vof and hof item, to obtain menu osd at the center of crt screen; b. Logo position adjustment: re ceive 50/60hz cross hatch pattern. Set tv standard status. Pres...

  • Page 16

    Service adjustments -16- (7) focus adjust (7) focus adjust ： check the color purity of crt , if the color purity is badness, please adjust it as the following items again. A. Incept point signal, make sure the tv is set to be dynamic. B. Loosen the assemble magnetism patch fastness nip, turn the red...

  • Page 17

    Service adjustments -17- the detailed instruction of 3p51/5p18.

  • Page 26

    Control panel buttons power connection rear view of the tv set (ac 220v 50/60 hz). 1. Video / audio input for playback for vcr. 2. Video / audio output for tv program. Connect the aerial or cable tv plug to the antenna input socket located at the back of the tv and connect the cable plug coming out ...

  • Page 27

    Input and output terminals -27- connecting the aerial(or cable television network) 75 ant cable television network to view television channels correctly ,a signal must be received by the set from one of the following sources: *an outdoor aerial *a cable television network plug the aerial or cable ne...

  • Page 28

    Vcr decoder/ video game device video disc 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(option) input and output terminals -28-.

  • 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

    Peripheral equipment connections aerial socket audio/ video in sockets there is a wide range of audio and video equipment that can be connected to your tv. Connection diagrams at the end of this section show you where the different equipment should be connected at the backside of the tv. 1. Connect ...

  • Page 31

    Using the remote control batteries precautions when using batteries precautions when using the remote control unit note: please follow the below instructions to install the supplied batteries into the remote control to make it operate. 1. Remove the battery cover. 2. Insert two 1.5v (aaa size) batte...

  • Page 32

    1.Power (standby) button ( ) 2. Mute button ( ) 3.Digit buttons (0-9) 4. Program selection buttons (--/---) 5. Av/tv button (av/ tv) option press this button to turn the tv on/off. Press any number button or program up/down button will also switch on the tv from standby mode. Press this button to te...

  • Page 33

    6. Program up/down buttons (prog. +/-) 7. Volume up/down buttons (vol.+/-) 8. Menu button (menu) option press the program up button to select the program forwards.Press the program down button to select the program backwards. Press volume +/- buttons to adjust sound level. Press "menu" button to dis...

  • Page 34

    The tv set can provide the locked key for control or prevent your children from watching the program. Press the "lock" button on remote control unit. The key locked symbol( ) will be displayed on the screen for five seconds and entered into the child locked mode. While in lock mode, any keys on the ...

  • Page 35

    *picture mode rich,soft,standard are fixed by factory, all the change of these settings will be saved into the user mode automatically. In teletext mode, used as index key. Index: press index button to obtain the index page. In teletext mode, used as reveal key. Reveal: sometimes the answers of quiz...

  • Page 36

    24.Cancel button(teletext option) in teletext mode, used as cancel key. Cancel: if you want to watch tv but not cancel the teletext mode completely. 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 a...

  • Page 37

    Menu system this tv allows you to adjust the settings from the menu screens. * in the av mode, menus appear the same as in 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 sw...

  • Page 38

    Picture menu sound menu picture contrast brightness color sharpness tint 55 55 55 50 00 sound volume treble bass balance surround sound mode 51 00 00 00 off standard press the menu button to enter the menu screens for the following settings. Select the desired item using the prog. + / - buttons. Use...

  • Page 39

    Features menu features language color sys sound sys calendar game engl ish auto 3.Bass press vol +/- buttons to adjust desired bass volume of sound between " " " " -10 and +10 . 4.Balance press vol +/- buttons to adjust the balance between l50 and r50 . " " " " 5.Surround you can select to turn on o...

  • Page 40

    4.Calendar (option) -press vol +/- button to enter into calendar menu. -press prog +/- buttons to select year, month and date. Press vol +/- button to adjust the value. -press menu button again to return. " " 5.Game moving cube (option) press the prog. +/- to select the game function under the featu...

  • Page 41

    Install menu install auto store manual store fine tune prog no. Skip 00 off 1. 2. Manual store 3. Fine tune 4.Prog no 5 press vol.+/- buttons to start searching. The vol- button for backward search; the vol+ button for forward search. When a tv station signal is received, the searching will stop aut...

  • Page 42

    Troubleshooting the following problems do not always indicate a hardware failure. Therefore, please use the troubleshooting guide below before calling for repair service. If, after following the guide none of the remedies work, unplug the tv and call for service. Make sure the power cord is plugged ...

  • Page 43

    Check for any obstacle between the remote control and the remote control sensor window. Maybe batteries are dead. Try replacing batteries with new ones. Check for incorrect battery orientation. Please change the direction, height or positionof the antenna. Reflections from building or mountains migh...

  • Page 44

    1 2 3 4 5 a b c d e 5 4 3 2 1 e d c b a s cal e s h eet s iz e fc sm n o. D w g n o. R ev 0o f 0 a0 r 453 270 1w c 456 0. 1u f /100v 100v r 460 100 c 461 1n f r4 59 1k 8 50v 100v q 401 c 2482 r 405 5k 6 c4 02 2200p f t 401 500v c 403 220p f 500v c4 04 4. 7u f 50v n 401 d 2553 r 454 33 r 433 0. 33 d4...