CE Tech Tips — April 2020

CE Tech Tips — April 2020

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. 

Emerson TV, IC401EM2F
Reason for Service: Dead
Solution: Found shorted zener, D1208B and open 8A fuse.

Hitachi TV,  53SDX01B
Reason for Service: No audio
Solution: Replaced open relay, S904.

LG TV, 47LS4500
Reason for Service: Won’t turn on, 3 blink error
Solution: Replaced D603 on power supply.

Philips TV, 50PF7321D-37
Reason for Service: Dead, 6 blink error
Solution: Replaced C8014, 33uF/450V.

Samsung TV, HL72A650C1FXZA
Reason for Service: Set cycles off and on
Solution: Replaced ballast cap 47uF/450V and two 200V caps in power supply.

Samsung TV, UN32EH4003
Reason for Service: Set plays for a while then intermittently shuts down
Solution: Replaced CM867 in power supply.

Sony TV, KDL46EX500
Reason for Service: Powers on then shuts down with 6 blink code
Solution: Replaced power supply, 147420511.

Toshiba TV, 32CV510U
Reason for Service: Dead set
Solution: Replaced Q860, STRZ2589 and open fuse F820.  2A.

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