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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$
5-2 Initial
Initial Failure
Downloading SW is OK ? (Is CSROM signal OK ?)
No
After power on, check and repair the important signals of U108 as follows
Yes
The node between R162 and C183 = "H" (RST)
No
Check the circuit related to reset
Yes No
R114 = "H" (BOOT) Resolder R114
Yes
Check all the other connection by Test S/W R150 = "H" (GPIO4)
No
Resolder R150
Yes
Check the circuit around LCD
No
R165 = "L" (GPIO2) Resolder R165
Check the circuit around U107(EEPROM) and data stored in it Replace PBA
END
5-3
Flow Chart of Troubleshooting
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