Only For Training And Service Purposes - LG KC780 Service Manual

#Charger and RTC
CH_SOURCE
CH_GATE
SENSE_IN1
SENSE_IN2
VDD_REF
VDDCHARGE
VSS_CHARGER
CHARGE_UC / SCAN_IN1
VRTC
#Reference
IREF1
A_GND
VREF1
#LED's
BL1_PWM / VSENSE1
BL2_PWM
BL3_PWM
FLASH_ON
TXONPA
VSS_FLASH
FLASH_SINK
#Step Down Converter 1 (SD1)
VBAT_SD1
VSD1
SD1_FB
SD2_SD1_SUBST
VSS_SD1
SD1_FBL
VDDANA_SW
VSSANA_SW
#Step Down Converter 2 (SD2)
VBAT_SD2
VSD2
SD2_FB
SD2_FBL
VSS_SD2
SD2_SD1_SUBST
#Step Up Converter (SU1)
SU_GATE
SU_GND
SU_FB
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

GND
NA
VBAT
VBAT
GND
VCHG,
VBUS_USB
NONE
VRTC_2V0
NONE
GND
GND
GND
TP
TP
TP
NONE
NONE
GND
KEY_BL
VBAT
VSD1_1V5
VSD1_1V5
GND
GND
GND
NONE
NONE
VBAT
VSD2_1V8
VSD2_1V8
GND
GND
GND
NA
GND
NA
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3. TECHNICAL BRIEF
LGE Internal Use Only