4.5 Keypad backlight trouble
Key Pad Back Light is on as below :
Key pressing
→
PM6650 KYPD_LED_EN go to Low
→
LED On (Key Pad LED controlled by
PM6650)
- 74 -
4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
[Fig. 4.3] Schematic of keypad backlight part
VA101
EVL14K02200
+VPWR
LD101
LD100
KYPD_LED_EN
Summary of Contents for KF700
Page 1: ...Service Manual Model KF700 Service Manual KF700 Date May 2008 Issue 1 1 Internal Use Only ...
Page 193: ...Note ...
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