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Flow Chart of Troubleshooting
③
④
VBAT
HPEIO_1.8V
C158
L101
C134
C123
DSP_DB(0:15)
DSP_DB(15)
D2
DSP_DB(14)
D3
DSP_DB(13)
E3
DSP_DB(12)
E2
DSP_DB(11)
F3
DSP_DB(10)
F2
DSP_DB(9)
F1
DSP_DB(8)
F4
DSP_DB(7)
G4
DSP_DB(6)
G3
DSP_DB(5)
H5
DSP_AB(0:8)
DSP_DB(4)
J6
DSP_DB(3)
J5
DSP_DB(2)
K3
DSP_DB(1)
K2
DSP_DB(0)
K1
DSP_AB(8)
K5
DSP_AB(7)
K7
DSP_AB(6)
M1
DSP_AB(5)
M2
DSP_AB(4)
N2
DSP_AB(3)
N1
DSP_AB(2)
L5
DSP_AB(1)
P1
DSP_AB(0)
K6
L3
DSP_IO
L2
DSP_RWN
R3
FLASH_RESET
E6
C5
BAND_SEL
R132
F5
MODE_SEL
E5
TX_EN
A4
XOENA
G6
SX_EN
B3
PAC_EN
A3
RX_EN
B1
A2
SERLE
C1
SERDAT
C2
SERCLK
AFC
VAPC
RTXIP
RTXIN
RTXQP
RTXQN
AOUTAP
AOUTAN
AOUTBP
AOUTBN
MICINP
MICINN
MICOUTP
MICOUTN
AUXINP
AUXINN
AUXOUTP
AUXOUTN
HP_CORE_1.57V
U112
C159
VFB1
1
10
VFB2
2
9
VOUT
OUT2
3 VIN
RUN1 8
4
SW2 7
SW1
L102
GND
5
6
RUN2
GND
11
VCCD_2.8
VCCA_2.8
HPEIO_1.8V
C100
C101
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
AB8
U100
AB7
AB6
AB5
AB4
AB3
AB2
AB1
AB0
I|O
RWN
RESETN_CSP
OCTL0
OCTL1
OCTL2
OCTL3
OCTL4
OCTL5
OCTL6
OCTL7
SERLE1
SERLE2
SERDA
SERCK
C121
C120
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VCCD_2.8
RST_1.8V
D101
R117
C144
C133
VCCD_2.8
VBAT
C102
C105
C103
C11
VDD34
J13
VDD12
N9
UP_CLK
SIMCLK
R10
UP_RST
SIMRST
P10
UP_IO
SIMDATA
J11
SIM_IO
SIM_IO
K11
SIM_RST
SIM_RST
K14
SIM_CLK
SIM_CLK
K12
VSIM
VSIM
H11
VRTC
G12
LED2_DRV
RST_1.8V
VCCA_2.8
VCCB_2.9V
G13
LED1_DRV
MAIN_LED_ON
F13
RING_DRV
F15
VIB_DRV
VLDO_7 C12
A14
VLDO_6
VL5S_B C9
D10
VL5S_A
B10
VLDO_5
VL4S_B B11
DCS_TX_EN
A12
VL4S_A
GSM_TX_EN
VLDO_4 B12
A13
VLDO_3
J12
VLDO_2
G11
VLDO_1
F14
VACC
TP101
CSN_PSC K8
UP_CS
L8
SCLK_PSC
UP_SCLK
C115
C116
C114
N7
SDO_PSC
UP_SDO
SDI_PSC M7
UP_SDI
E14
VEXT
E13
VBAT
VBAT
E11
CH_BDRV
F12
CH_ISEN
D14
CH_RES
ADC_AUX2 D15
E10
ADC_AUX1
A10
VREF
CREF E9
RTC_ALMN H10
RTCALARM
C119
R114
INTRQ
PWR_KEEP
R115
VBAT
R116
RST
PSW1_BUF
PWR_ON
JIG_ON
DSP_INT
CLK13M_CSP
XOENAQ
CLK32K
9-2
①
②
VRTC_1.5
R101
VRF_2.9V
VCCD_2.8
M101
POS
1
C106
NEG
2
C109
C110
C111
C112
VCCB_2.9V
C117
R112
C118
R111
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