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Very good service Within one day i received a pdf of the users manual and electric circuits so I was able to measure the different voltages in the printed circuit and find out the fault Payment was also reliable and easy.Without the manual i could not have repaired.So thanks to "Search for a manual"
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you are doing great job guys.....my father ask me to find out the schematics of Sony KV25R1D to sort out the problem ..(he was electrical technician, and excperianced with TV and simillar stuff). finally he found the cause and change all necessary parts....now he has got working old dog..and is very happy!!... thank you all.. NB..he also saved the repair cost.
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Perfect. Received my manual within 24 hours. Clear scan of the manual I needed. No problem.
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Item as described, very well detailed manual with complete schematics. I've received the download information shortly after payment, very good support.
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Really good and well scanned. File is complete the full service manual for 5$
ELECTRICAL ADJUSTMENTS
2-10: CUT OFF 1. Set condition is AV MODE without signal. 2. Using the remote control, set the brightness and contrast to normal position. 3. Place the set with Aging Test for more than 15 minutes. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (00) on the remote control to select "CUT OFF". 5. Adjust the Screen Volume until a dim raster is obtained. 2-11: WHITE BALANCE NOTE: Adjust after performing CUT OFF adjustment. 1. Place the set with Aging Test for more than 15 minutes. 2. Receive the gray scale pattern from the Pattern Generator. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (03) on the remote control to select "R DRIVE". 5. Press the LEFT/RIGHT button on the remote control to select the "R DRIVE", "G DRIVE", "M R CUT OFF" or "M G CUT OFF". 6. Adjust the LEFT/RIGHT button on the remote control to whiten the R DRIVE, G DRIVE, M R CUT OFF, and M G CUT OFF at each step tone sections equally. 7. Perform the above adjustments 5 and 6 until the white color is looked like a white. 2-12: BRIGHT CENT 1. Receive the PAL black pattern*. (RF Input) 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (17) on the remote control to select "BRIGHT CENT". 4. Press the LEFT/RIGHT button on the remote control until the screen begin to shine. 5. Receive the PAL black pattern*. (Audio Video Input) 6. Press the AV button on the remote control to set to the AV mode. Then perform the above adjustments 2~4. 7. Press the DVD button on the remote control to set to the DVD mode. 8. Activate the adjustment mode display of Fig. 1-1 and press the channel button (17) on the remote control to select "BRIGHT CENT". 9. Press the LEFT/RIGHT button on the remote control to set the same step numbers as the AV mode. *The Black Pattern means the whole black raster signal. Select the "RASTER" of the pattern generator, set to the OFF position for each R, G and B. Fig. 2-2 2-13: CONTRAST CENT 1. Activate the adjustment mode display of Fig. 1-1 and press the channel button (22) on the remote control to select "CONT CENT". 2. Press the LEFT/RIGHT button on the remote control until the contrast step No. becomes "30". 3. Receive a broadcast and check if the picture is normal. 4. Press the AV button on the remote control to set to the AV mode. Then perform the above adjustments 1~3. 5. Press the DVD button on the remote control to set to the DVD mode. 6. Activate the adjustment mode display of Fig. 1-1 and press the channel button (22) on the remote control to select "CONT CENT". 7. Press the LEFT/RIGHT button on the remote control to set the same step numbers as the AV mode. 2-14: COLOR CENT 1. Receive the PAL color bar pattern. (RF Input) 2. Using the remote control, set the brightness, contrast and color to normal position. 3. Connect the oscilloscope to TP803. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (25) on the remote control to select "COLOR CENT". 5. Adjust the VOLTS RANGE VARIABLE knob of the oscilloscope until the range between white 100% and 0% is set to 4 scales on the screen of the oscilloscope. 6. Press the LEFT/RIGHT button on the remote control until the red color level is adjusted to 90 ± 10% of the white level. (Refer to Fig. 2-2) 7. Receive the PAL color bar pattern. (Audio Video Input) 8. Press the AV button on the remote control to set to the AV mode. Then perform the above adjustments 2~6. 9. Press the DVD button on the remote control to set to the DVD mode. 10. Activate the adjustment mode display of Fig. 1-1 and press the channel button (25) on the remote control to select "COLOR CENT". 11. Press the LEFT/RIGHT button on the remote control to set the same step numbers as the AV mode.
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