LG KG920 - Side KEY Backlight Trouble (SUB Board)

4. TROUBLE SHOOTING
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4.8 Side KEY backlight Trouble (SUB board)
Q301
LD302
LD301
TEST POINT
Figure 4-42.
(GPO_22)
SIDEKEY LED
470
R302 R303
470
KRC402V
Q301
B
C
E
LD301
LEBB-S14H
NA
R306
VBATVBAT
LEBB-S14H
LD302
KEY_BACKLIGHT
CIRCUIT
Figure 4-43.