Table of Contents
Advertisement
4. Troubleshooting
USB_PWR
Charging Ctrl.
TP404
TP404
TP402
TP402
VBAT
TP60MIL
TP60MIL
TP60MIL
TP60MIL
AVDD
TP-1.5
TP-1.5
TP-1.5
TP-1.5
BTP-03DC4
BTP-03DC4
R414
R414
BATT_CONN
BATT_CONN
24K
24K
BT400
BT400
R0402
R0402
3
3
2
2
1
1
ESD412
ESD412
ESD411
ESD411
ESD
ESD
ESD
ESD
ESD_PAD
ESD_PAD
ESD_PAD
ESD_PAD
F400
F400
FUSE(1A_0603)
FUSE(1A_0603)
C0603
C0603
VCHG
R400
R400
100K
100K
R0402
R0402
ADC3_VCHG P1
C400
C400
R403
R403
1U
1U
24K
24K
C0603
C0603
R0402
R0402
USB_PWR
U401
U401
SI5853DC
SI5853DC
FET8P
FET8P
Current Detector
R413
R413
0.33R
0.33R
VBATBB
REP8P0402
REP8P0402
R0805
R0805
100K
100K
7
8
ADC0_I-
5
6
3
4
1
2
ADC1_I+
RN400
RN400
T400
T400
SFI0402-050E100NP-LF
SFI0402-050E100NP-LF
C0402
C0402
Temp. Detector
D400
D400
RB520S-30TE61
RB520S-30TE61
SC79
SC79
1
2
P1
KCOL6
Charger voltage Detector
P3
PWRKEY
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
P1
USB Connector
P1
USBD+
P2
USBD+
USBD-
P2
USBD-
VCHG
R306
R306
P1
USB_DM
R307
R307
P1
USB_DP
- 34 -
TP401
TP401
TP60MIL
TP60MIL
R401
R401
TP-1.5
TP-1.5
100K
100K
U400
U400
R0402
R0402
32
PWRKEY
33
P1
BBWAKEUP
PWRBB
31
P1,6
VCXOEN
SRCLKEN
45
VDD
VmSEL
44
VaSEL
43
BATDET
42
BATUSE
36
P1
KP_BL_PWM3
LEDEN
35
P1
PWM1_LCM_BL
ALERTEREN
34
P1
GPIO10_VIB_EN
VIBRATOREN
1
CHRIN
2
GATEDRV
R404
R404
100K
100K
1
2
3
VBATBB
NC/DANODE
4
ISENSE/NC
5
P1
GPIO31_CHR_CTL
CHRCNTL
6
P1
EINT2_CHARGER
CHRDET
9
P1
SIMDATA
SIMIO
10
P1
SIMRST
SIMRST
11
P1
SIMCLK
SIMCLK
12
P1
SIMVCC
SIMVCC
13
P1
GPIO32_SIMSEL
SIMSEL
14
P5
S_IO
SIO
15
P5
S_RST
SRST
16
P5
S_CLK
SCLK
PMIC_MT6305BN/CY
PMIC_MT6305BN/CY
QFN48P
QFN48P
AVDD
R309
R309
100K
100K
R0402
R0402
ADC5_USB P1
D301
D301
RB520S-30TE61
RB520S-30TE61
IO300
IO300
SC79
SC79
MNC40-5K5B11
MNC40-5K5B11
MNC40-5K5B11
MNC40-5K5B11
1
USB_PWR
24R
24R
USBD-
2
USB_DM
R0402
R0402
24R
24R
USBD+
3
USB_DP
R0402
R0402
4
NC
R308
R308
5
GND
1K5
1K5
R0402
R0402
T309
T309
VARISTOR0603_270P_18V
VARISTOR0603_270P_18V
C0603
C0603
ESD
ESD
ESD
ESD
ESD
ESD
VUSB
6
U_GND
7
U_GND
8
U_GND
9
U_GND
Advertisement
Table of Contents
