El manual esta muy detallado, los numeros de partes y los esquemas de despiece son correctísimos y muy claros, tanto para los técnicos experimentados como para los novatos.
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"
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.
Text excerpt from page 18 (click to view)
TROUBLESHOOTING FLOW CHART
B.
Playback picture is not good.
Noise appears on the screen on the whole.
NO
Noise appears on the screen at the bottom
NO
Check flow A.
YES
Check the PG Adjustment.
YES Is SW-pulse applied to video IC? NO Is sw pulse supplied from pin 18 of IC501? NO Check D.PG input and connector.
YES
Check pattern
YES Is Enve. waveform supplied to pin 4 of P T501? NO Check connector, and Head dust. NO Change Drum Ass'y