LG -ID3100 Service Manual page 39

LG-ID3100
3.3.8 Key Backlight LED Trouble
Test Points
TP4
TP1
TP2 TP3
TP8
TP9 TP5
TP6
TP7
Figure 3.3.8 KEYPAD BACK LIGHT PART
Circuit Diagram
TP5 TP7 TP4 TP8 TP3 TP1 TP2 TP6
TP9
Figure 3.3.8 KEYPAD Back Light Circuit
LGE
LG Electronics Inc.
37/57 LGE Internal Use Only