CE Tech Tips — November 2022

11 Nov

CE Tech Tips — November 2022

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**NOTICE**
Due to the danger and complexity of electronic equipment repair, the following technical tip is intended for professional reference only. Please refer to manufacturer’s recommendations as Encompass does not guarantee the accuracy, reliability or safety of this information.

Samsung TV, HP-T5054
Reason for service: Panel doesn’t prime, but audio okay.
Solution: Replaced two FET’s on Y-board: Q5303 and Q5304. 

Samsung, LNT3232HX/XAA
Reason for Service: Backlights not working, but sound Ok.
Solution: Replaced 4 bad caps in power supply, CM851, CM852, CM856, CM858 and bad fuse F3 on inverter board.

Samsung TV, UN40JU6400
Reason for service: No video or audio and no backlight.
Solution: Found shorted cap off pin 8 of IC304. Just removed cap.

Samsung, UN46H6201AF
Reason for Service: Set has no video, but audio and backlight are okay.
Solution: Replaced  T-Con board.

Sony TV, RA6
Reason for service: Dead set, 6 blink error.
Solution: Found D5004 on G board shorted.

Toshiba TV, 32TL515U
Reason for Service: No audio.
Solution: Reflowing BGA on main restored audio. IC100

Vizio, E550VL
Reason for Service: Has amber logo, but won’t turn on.
Solution: Replacing IC U14 fixed set.

Vizio TV, E422VA
Reason for service: No video or audio.
Solution: Reflowing BGA on main fixed set. U401

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