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akira CT-29FD9CPT Service Manual

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  • Page 2 CHASSIS: H-707V MODEL: CT-29FD9CPT Model No: CT-29FD9CPT Version 1.0...

  • Page 3: Table Of Contents

    7. THE METHOD OF ADJUSTMENT FOR CHASSIS ……………….. 27 8. IC DESCRIPTION ……………………………………………………… 32 9. EXPLODED VIEW …………………………………………………….. 37 10. SCHEMETIC DIAGR AM ………………………………………………. 39 11. PRINTED CIRCUIT BOARD ………………………………………….. 41 12. REPLACEMENT PARTS LIST…………………………………………43 Model No: CT-29FD9CPT Version 1.0...

  • Page 4: Safety Precaution

    AC outlet and repeat AC voltage measurements for each exposed metallic part. Voltage measured must not exceed 0.3 volts RMS. This corresponds to 0.2 milliamp. AC Any value exceeding this limit constitutes a potential shock hazard and must be corrected immediately. Model No: CT-29FD9CPT Version 1.0...

  • Page 5: Safety Instructions

    Pif sweep marker generator ....Nihon Tsushinki Model 4723 or equivalent. Gray scale pattern generator ... . . PM5515 / 5518 or equivalent. Model No: CT-29FD9CPT Version 1.0...
  • Page 6 8. Check the purity of the red and blue raster by adjusting the BIAS controls. 9. Obtain a white raster, referring to “CRT GRAY SCALE ADJUSTMENT”. Proceed with convergence adjustment. Model No: CT-29FD9CPT Version 1.0...
  • Page 7 Adjusting the angle affects the vertical lines and rotating both magnets affects the horizontal lines. Repeat adjustment 3, 4, 5 Keeping in mind red. green and blue movement, because 4-Pole Magnets and 6-Pole Magnets interact and make dot movement complex. Model No: CT-29FD9CPT Version 1.0...
  • Page 8 8. After placing three wedges, recheck overall convergence. Tighten the screw firmly to hold the yoke tightly in place. Stick 3 adhesive tapes on wedges as shown in figure 2. Model No: CT-29FD9CPT Version 1.0...

  • Page 9: Specifications

    3. SPECIFICATIONS Model No: CT-29FD9CPT Version 1.0...
  • Page 10 Model No: CT-29FD9CPT Version 1.0...

  • Page 11: Instruction Manual

    NOTE 1 If you don’t get good picture quality with an indoor antenna, an outdoor antenna is recommended. In this case you should disconnect the indoor antenna before connecting an outdoor antenna to the TV. Model No: CT-29FD9CPT Version 1.0...
  • Page 12 4-3. TO SELECT CHANNEL You can select the channels with CHANNEL NUMBER buttons or CHANNEL UP/DOWN button. TO SELECT CHANNEL DIRECTLY Press the channel number you want with the number buttons. You can select 0~99 channels. Model No: CT-29FD9CPT Version 1.0...
  • Page 13 If y ou want to go back to the previously viewed channel, press the QUICK VIEW button. SLEEP FUNCTION Press the SLEEP button to set the timer from 30 to 120 minutes. Each time you press the SLEEP button, changes of time as follows: Model No: CT-29FD9CPT Version 1.0...
  • Page 14 It lasts for four seconds. However, you can press again the DISPLAY button to make the display disappear instantly. Time display of this mode indicates the state of clock memory of TIMER of MENU FUNCTION. Model No: CT-29FD9CPT Version 1.0...

  • Page 15: Menu Function

    4) Press CH UP/DOWN to select the item you want to adjust. 5) And press VOL UP/DOWN to adjust the item’s value. 6) To adjust other items, repeat step 4 and 5. 7) Press MENU to return to the MENU screen. Model No: CT-29FD9CPT Version 1.0...
  • Page 16 Audio in (Sound L, R divide mode): When you use the out, you selected STEREO or MONO mode audio STEREO mode: Audio out divided L, R MONO mode: Audio out L (You must hear sound L) Model No: CT-29FD9CPT Version 1.0...
  • Page 17 3) Then, five languages appear as following on the screen. 4) Press CH UP/DOWN to select the language you want to use. 5) To change to other languages, repeat step 4. 6) Press MENU to return to the MENU screen. Model No: CT-29FD9CPT Version 1.0...
  • Page 18 To delete a channel from the memory, press the green button, and after a few seconds the selected channel will be deleted from the list, and sent to the end of the list. The blank is automatically filled with the rest of channels in order. Model No: CT-29FD9CPT Version 1.0...
  • Page 19 “0-9” on the transmitter. Press this key again to return to initial status. 6) REVEAL Press “REVEAL” key to reveal hidden words e.q. quiz pages will hide answers. Press the key again to make hidden words disappear. Model No: CT-29FD9CPT Version 1.0...
  • Page 20 Once the page has been found, the page number will be displayed. 10) RED, GRE, YEL, CYN KEYS These four keys are coloured-cord to correspond to the differently coloured subjects in “TTX” mode. * Press the menu Adjust the volume and contrast in the MENU function Model No: CT-29FD9CPT Version 1.0...

  • Page 21: Troubleshooting

    5. TROUBLESHOOTING 5-1. NO POWER (NOT WORKING SMPS) Model No: CT-29FD9CPT Version 1.0...
  • Page 22 5-2. NO RASTER & PICTURE Model No: CT-29FD9CPT Version 1.0...
  • Page 23 5-3. NO VERTICAL DEFLECTION 5-4. NO TELETEXT Model No: CT-29FD9CPT Version 1.0...
  • Page 24 5-5. NO SOUND (STEREO) Model No: CT-29FD9CPT Version 1.0...
  • Page 25 5-6. DON’T CATCH CHANNEL Model No: CT-29FD9CPT Version 1.0...

  • Page 26: Block Diagram

    6. BLOCK DIAGRAM Model No: CT-29FD9CPT Version 1.0...

  • Page 27: The Method Of Adjustment For Chassis

    - Heat run function is operated by pressing the f4 key. - To cancel this function press the power key (on/off.) - It must be canceled before final output. Model No: CT-29FD9CPT Version 1.0...
  • Page 28 - Select the H-CENTER by pressing CH UP/DOWN key. - Adjust the H-CENTER by pressing VOL UP/DOWN key to be agreed with screen center and mechanical center. 5. V-LIN ADJUSTMENT. - Adjust V-LIN by pressing VOL UP/DOWN key. Model No: CT-29FD9CPT Version 1.0...
  • Page 29 - Select the AGC POINT mode, and then adjust an AGC POINT to 1.75 - Select the AGC AUTO mode, and then press the vol up/down key - AGC is arranged automatically. - Confirmation of the strong signal. Model No: CT-29FD9CPT Version 1.0...
  • Page 30 To memory MASTER ROM (MULTI EEPROM MEMORY). Adjust the value check sum “NG” by vol up/down * TO adjust “OPTION MENU” Press MENU button from factory key After adjusting an option what you want, press MENU to end “OPTION MENU” Model No: CT-29FD9CPT Version 1.0...
  • Page 31 LANGUAGE (TTX OPTION) Select the Character set mode, (LANGUAGE) Model No: CT-29FD9CPT Version 1.0...

  • Page 32: Ic Description

    8. IC DESCRIPTION 8-1. SDA555XFL Model No: CT-29FD9CPT Version 1.0...
  • Page 33 8-2. POWER IC (I801): STR-G6656 • Function of Terminal • Other Functions Model No: CT-29FD9CPT Version 1.0...
  • Page 34 8-3. SOUND AMP IC (I603): TDA7297 8-4. VERTICAL IC (I301): LA7845K Model No: CT-29FD9CPT Version 1.0...
  • Page 35 8-5. MAIN IC (I102): NN5198K Model No: CT-29FD9CPT Version 1.0...
  • Page 36 8-6. STZRZO IC (I602) Model No: CT-29FD9CPT Version 1.0...

  • Page 37: Exploded View

    9. EXPLODED VIEW Model No: CT-29FD9CPT Version 1.0...
  • Page 38 Model No: CT-29FD9CPT Version 1.0...

  • Page 39: Schemetic Diagram

    10. SCHEMETIC DIAGRAM Model No: CT-29FD9CPT Version 1.0...
  • Page 40 Model No: CT-29FD9CPT Version 1.0...

  • Page 41: Printed Circuit Board

    11. PRINTED CIRCUIT BOARD Model No: CT-29FD9CPT Version 1.0...
  • Page 42 Model No: CT-29FD9CPT Version 1.0...

  • Page 43: Replacement Parts List

    12. REPLACEMENT PARTS LIST Model No: CT-29FD9CPT Version 1.0...
  • Page 44 Model No: CT-29FD9CPT Version 1.0...
  • Page 45 Model No: CT-29FD9CPT Version 1.0...
  • Page 46 Model No: CT-29FD9CPT Version 1.0...
  • Page 47 Model No: CT-29FD9CPT Version 1.0...
  • Page 48 Model No: CT-29FD9CPT Version 1.0...
  • Page 49 Model No: CT-29FD9CPT Version 1.0...
  • Page 50 Model No: CT-29FD9CPT Version 1.0...
  • Page 51 Model No: CT-29FD9CPT Version 1.0...
  • Page 52 Model No: CT-29FD9CPT Version 1.0...
  • Page 53 707V Chassis Change Parts List R & D CENTER FACTORY 2F, Ha An-Dong Branch, Industrial Bank of KOREA 891-2 Jisan-Ri, Samhyang-Myun, 52-6, Ha An-Dong,Kwang Myoung-City,Kyoungki-Do, Muan-Gun, Jeonranam-Do, Republic of KOREA Republic of KOREA TEL: 82-2-896-1121, FAX: 82-2-896-1211 TEL: 82-631-281-6411, FAX: 82-631-281-6425 MODEL : H-707 FLAT, H-707 NORMAL DATE : 2001/10/5 Page 2 of 3...
  • Page 54 LOC. H-707 FLAT H-707 NORMAL PARTS NAME DESCRIPTION Q’TY UNIT PARTS NAME DESCRIPTION Q’TY PARTS NAME DESCRIPTION Q’TY R703A RDD2201JNT R CARBON FILM 1/6W 2.2K J R703B RDD2201JNT R CARBON FILM 1/6W 2.2K J 1 EA R704A RDD1002JNT R CARBON FILM 1/6W 10K J R704B RDD1002JNT R CARBON FILM 1/6W 10K J...

Table of Contents