LG KG300 Service Manual page 31

4. Troubleshooting
C405
C407
C412
C411
P1
P3
MT6219: MT6305BN.3=GND
MT6227: MT6305BN.3=N.C
PIN3=GND
Vcore=1.2V,Vtrc=1.2V
PIN3=N.C
Vcore=1.8V,Vtrc=1.5V
D400 D400
RB520S-30TE61 RB520S-30TE61
SC79 SC79
1 2
KCOL6
PWRKEY
U400
TP401 TP401
TP60MIL TP60MIL
TP-1.5 TP-1.5
P1 BBWAKEUP
P1,6 VCXOEN
VDD
P1 KP_BL_PWM3
P1 PWM1_LCM_BL
P1 GPIO10_VIB_EN
R404 R404
1 2
VBATBB
P1 GPIO31_CHR_CTL
P1 EINT2_CHARGER
P1 SIMDATA
P1 SIMRST
P1 SIMCLK
P1 SIMVCC
P1 GPIO32_SIMSEL
P5 S_IO
P5 S_RST
P5 S_CLK
- 32 -
D400
C409
C408
VBAT
R401 R401
100K 100K
U400 U400
R0402 R0402
32
PWRKEY
33
PWRBB
31
SRCLKEN
45
VmSEL
44
VaSEL
43
BATDET
42
BATUSE
36
LEDEN
35
ALERTEREN
34
VIBRATOREN
1
CHRIN
2
GATEDRV
100K 100K
3
NC/DANODE
4
ISENSE/NC
5
CHRCNTL
6
CHRDET
9
SIMIO
10
SIMRST
11
SIMCLK
12
SIMVCC
13
SIMSEL
14
SIO
15
SRST
16
SCLK V
PMIC_MT6305BN/CY PMIC_MT6305BN/CY
QFN48P QFN48P