CE Tech Tips — May 2018

CE Tech Tips — May 2018

**NOTICE**

Due the danger and complexity of electronics repair, the following shared technical tips are intended for professional reference only. Please refer to manufacturer’s recommendations as Encompass does not guarantee the accuracy, reliability or safety of this information.

Hitachi TV, 50V500A
Reason for Service:  All front LED indicators continuously flashing in sequence
Solution: Replace lamp

LG TV, 50PG20 UA.AUSVLJR
Reason for Service:  Set intermittently turned off and then sometimes back on
Solution: Found several bad solder joints on U101 regulator on power supply board

RCA TV, 40LA45RQ
Reason for Service: No backlights
Solution:  Replaced Inverter, INV40N14B 

Samsung TV, LN37A550
Reason for Service:  Picture washed out
Solution: If set uses AS15-F or AS15-G chip, replace it.

Sanyo TV, DP42848-00
Reason for Service:  Power light goes off and on
Solution: Replacing the HDMI chip fixed the set.  IC6504, SI19185ACTU

Sony TV, KDL37XBR6
Reason for Service:  No video
Solution:  Replaced open fuse on main, F1422, 5A, and replaced AS15F chip on T-Con.

Toshiba TV, 52HM84
Reason for Service: Bad ballast board
Solution: Replaced open R3, 390k and D2, D3. FMVG2GS

Vizio TV, VO37LHDTV10A
Reason for Service:  Tuner problem, auto program showed all channels but only few HD
Solution: Found bad cap in tuner, 10uF/10V; replacing fixed problem.

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