CE Tech Tips – July 2016

CE Professional Tech Tip Sharing

July 2016

**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, 51UWX20B

Reason for Service: Freezing or other unusual
problems associated with the eeprom or micro.

Solution: Add a jumper from I007pin 1 to cathode
of D019.

Mitsubishi TV, LT46144

Reason for Service:  Video has solid vertical lines

Solution: Replace the panel; 289P107010.  The manufacturer may help with the cost.

Mitsubishi TV, WD65732

Reason for Service: Picture has a haze over it.

Solution: 
Taking the lens assembly apart and cleaning all glass fixed the set.

Panasonic TV, PT47WXC43G

Reason for Service: Dead set

Solution: Replaced T802.

RCA TV, CTC008

Reason for Service: Intermittently shuts down,
symptom worse with a cold set

Solution: 
Resolder all pins of the fly.

RCA TV, L37WD12YX5

Reason for Service: Dead

Solution: Replaced 5 bad caps on the main power
supply and a 470uF/16V cap on the small power supply module next to it.

Samsung TV, LN46A540P2FXZA

Reason for Service: Difficult to start, clicks

Solution: 
Replacing IC101 fixed the set. 
#MP2363DN-LF.  On the bottom or
main board.

Sony TV, DA4

Reason for Service:  Shuts down; might be intermittent

Solution: Replacing IC8002 regulator drive IC
fixed the set:  MCZ3001DB.  You can use Hitachi #CP08451U.

Sony LCD TV, KDL46V3000

Reason for Service: Set won’t start. Power light
turns green then a 5 blink code. 

Solution: Found an open fuse on the T-Con.  3amp, 32V, marked with a P.  Replacing the fuse fixed the set.

Toshiba TV, 46XV640U

Reason for Service:  Sound is okay, but no picture because of no
backlight

Solution: 
Found a bad SM cap near the plug to the power Bd.  C354.