CE Tech Tips — January 2015

CE Professional Tech Tip Sharing

January 2015

**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.

Dell Plasma TV, W5001CHD

Reason for Service: 
Dead

Solution:  Replaced 4 Zeners on Y-Mail LJ41-03078A.  ZD5018, 5019, 5021, 5022.  All part # 755-UDZSTE-1733B.

Hitachi TV, 60SDX88b

Reason for Service: No video, audio red LED flashing

Solution: Reseat sub
Deflection  PCB

Ilo TV, LCT32HA36

Reason for Service: Backlight flashes then set goes dead

Solution: Found 3 bad caps
in the power supply, all 1000uF/35V. 
Replaced.

JVC TV, AV36850

Reason for Service: Dead

Solution:  Replaced C926, 1000uF/16V

Philips TV, 
50PFP5332D/37

Reason for Service: 
Dead

Solution:  Replaced 3 caps, C601 and 609, both 470uF/25V and C036,
100uF/50V

RCA TV, ITC222

Reason for Service: No high voltage, power supply chirps 3 times and shuts
down

Solution: Replace flyback.
If drawing number on fly is 107 56 Xxx, use 259296.  If not, use 265409.  Also replaced TI-010, 2SC5588, #259899 and
DI-012,  BYW34V, #244834.

Samsung TV, HP-S7178WX/XAC

Reason for Service: 
Set powers up then shuts down with all 3 LEDs
blinking

Solution: Found a bad cap on
the ballast, 47uF/450V.  Replaced the
ballast.

Sanyo LCD TV, DP26648

Reason for Service: Dead, fuse Ok.

Solution: Replaced Q601 and
Q602. Part # FQPF16N25C

Sony TV, KF-xxWE610

Reason for service: Shutdown with 6 blinks.

Solution: Replaced MCZ3001DB
on G1 board.

Sony TV, LA3

Reason for Service: 
Dead set with 6 blinks.

Solution:  Replaced IC1607 on the G board, check thermal fuse on
optical block also. Brightness  is
changing every second or so.

Solution: Check power supply
for bad caps.  1000uF/16V.

Toshiba TV, 
42LX196

Reason for Service: 
Dead set, blinks 3 times.

Solution: Problem not the
Seine board, but the power regulator IC Q820 on the power supply board was bad.
SRX2039, #23135094