Key Backlight Trouble - LG GB210 Service Manual

4. TROUBLE SHOOTING

4.13 KEY backlight Trouble

TEST POINT
CIRCUIT
R408 R409
47 47
LD400 LD401
LGE Internal Use Only
R410 R411 R412 R413
47 47 47 47
LD402 LD403 LD404 LD405
LED
VBAT
KEY BACKLIGHT
C418 R414
47
DNI
VA401
ICVN0505X150FR
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TP1
R415
47
TP1
Only for training and service purposes