Only For Training And Service Purposes - LG GM210 Service Manual

3. TECHNICAL BRIEF
LGE Internal Use Only
LGE Internal Use Only
POWERKEY
KEY_ROW4
(USE GHOST FUNC. OF ROW4 ON POWER-UP)
SLIDE_KEY_BL_EN
KEY_BACKLIGHT3
VBAT
R309 R310
100ohm 100ohm
LD300 LD301
SWAF07 SWAF07
VBAT
Figure 3-15-2 KEY BACKLIGHT LED Circuit Diagram
- 56 -
K22
KEYON
L20
KEYOUT
F18
LIGHT1
G17
LIGHT2
G18
LIGHT3
KEY_BACKLIGHT3
SLIDE_KEY_BL_EN
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes