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Sony KP-57WS520 57" Rear Projection HDTV-Ready Television Questions & Answers
KP-57WS520 9 LED blinks
Don't replace the entire G board! that is expensive! The diodes are available from MCM electronics and can be easily replaced.
I need service manual
Service manuals are in PDF format. It cannot be attached by this window. If you wish to get some details; check the site linked here. Viewing it in "Mosaic
" or "Magazine
" will make surf easy. Pull up older posts. Surf the site with patience. Do a search by type in the brand name of your device at its search box and press "Enter".
KP-57WS520 Sony Projector - No picture
5 times blinks shows incorrect white balance (AKB) error. TV needs Screen Volts (G2) adjustment.
Take off lower front panel, find Focus Block that has 6 control knobs, adjust Screen volts of each CRT (red-green-blue) and problem will be solved.
Be Careful while working in TV.
Let me know if you have further question.
Sony rear projection tv How to de-solder
I would suggest not to desolder that transformer until you are certain that is defective.
Try to change D6116 and D6301 first.
You can try Radio Shack or check this site
Steady blink in standby mode on sony kp-57ws520
Google first the model number to find the full service manual with error codes and schematics and parts lists--I have seen it out there--problem suggests a power supply issue and that board (far left as seen from rear?) has voltages marked right on the board for most of the major plugs----you should be able to remove the board with power cord attached and do static voltage and resistance checks that way.
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