55
B/L wire
open
Without backlight
Operation abnormal or systemic noise
B/L shut
down
B/L shutdown in
sometime
Short between lamp housing and wire, Because
consume power too much
F/M
F/M in B/L ,white,
back Rotundity or
wire like
F/M in B/L unit
Failure Mode
Part Name
Description Phenomena
Failure
cause
Light
leakage
Brightness at
bottom of LCM
brighter than
normal
B/L unit badness
Uniformity
B/L brightness
asymmetric
Sheet in B/L unit is uneven
Mechanlcal
or B/L
Mount hole
Lack screw or
screw damage
*Lack screw
Screw damage
ucts.com (877) 467-4289
Distributed by Best Buy Purchasing, LLC
7601 Penn Avenue South, Richfield, MN USA 55423-3645
Содержание HLC32B - 32" LCD TV
Страница 1: ...1 HLC32B TV 8888 133 ...
Страница 15: ...15 ...
Страница 16: ...16 ...
Страница 17: ...17 ...
Страница 20: ...20 Power source Removing the table stand and installing a wall mount bracket ...
Страница 30: ...30 4 Channel 5 Gamma 6 BackLight ...
Страница 31: ...31 7 Function ...
Страница 32: ...32 8 BLOCK DIAGRAM AND CIRCUIT DIAGRAM 8 1 BLOCK DIAGRAM 8 2 CIRCUIT DIAGRAM ...
Страница 48: ...48 9 WIRING CONNECTION DIAGRAM ...
Страница 49: ...49 10 TROUBLE SHOOTING GUIDE 10 1 Simple check 10 1 1 LCD is not bright 10 1 2 No picture ...