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Flow Chart of Troubleshooting
9-4
R220
C214
R205
+AVDD_HFA_2.6V
+VDD_IO_LOW_1.8V
TP204
C215
R210
TP202
R215
R218
R208
SIM_VCC_3.0V
R214
+VDD_IO_LOW_1.8V
R219
+VDD_GSM_CORE_1.2V
+VDD_IO_LOW_1.8V
C203
R201
R213
+VDD_IO_LOW_1.8V
+VDD_IO_HIGH_2.9V
C216
TP203
+AVDD_2.6V
C217
R212
C204
V
9
R223
V18
HDP10
V2
G
N
D
C
V
3
V
S
S
B
B
V
4
QP
V5
IP
V6
V
D
D
C
LK
V
7
MCLK
V8
G
N
D
E
V10
GPIOA18
V11
GPIOB11
V12
AUXDAC2
V13
AUXDAC3
V14
VREF
V15
MICBIAS
V16
V
D
D
VB
V
17
NC
U3
V
D
D
B
B
U
4
QN
U5
IN
U6
V
S
S
C
L
K
U
7
V
S
S
A
4
U
8
UNLOCK
U9
NC
V1
USBDP
U12
AUXDAC1
U13
V
S
S
R
E
F
U
1
4
V
D
D
R
EF
U
1
5
V
S
S
A
5
U
1
6
GPIOA27
U17
GPIOA21
U18
HDP12
U2
HDP17
T5
V
D
D
E
1
T
6
HDP13
T7
GPIOA11
T8
GPIOA2
T9
HDP6
U1
USBCN
U10
GPIOA16
U11
GPIOA13
T14
GPIOA20
T15
GPIOB8
T16
GPIOB9
T17
GPIOA23
T18
HDP8
T2
HDP7
T3
V
D
D
E
1
T
4
HDP1
R7
HDP14
R8
GPIOA1
R9
HDP5
T1
USBDM
T10
GPIOA12
T11
GPIOA31
T12
V
D
D
E
2
T
13
GPIOA29
R16
RFSIG0
R17
GPIOA22
R18
HDP4
R2
GPIOA8
R3
OE_N_R_W_N
R4
ADD19
R5
HDP15
R6
HDP9
P9
HDP16
R1
V
D
D
E
3
R
1
0
GPIOA19
R11
GPIOA26
R12
GPIOB10
R13
GPIOA30
R14
GPIOA17
R15
GPIOA15
P18
GPIOB2
P2
GPIOA7
P3
BE3_N
P4
HDP2
P5
HDP0
P6
HDP3
P7
HDP11
P8
GPIOA10
P10
GPIOB5
P11
GPIOA24
P12
GPIOA28
P13
GPIOA14
P14
RFSIG1
P15
RFCLK1
P16
RFSIG2
P17
RFSIG6
N16
ANL
N17
ANR
N18
GPIOA0
N2
IO24
N3
GPIOA9
N4
CS3_N
N5
ADD21
P1
TXD1
M4
ADV_N
M5
V
D
D
C
M
7
V
P
P
M
8
V
D
D
C
M
9
ADD22
N1
GPIOA25
N14
RFSIG7
N15
GPIOA3
M
1
2
RFDO1
M14
KCOL4
M15
RFEN0
M16
AUXMICP
M17
AUXMICN
M18
G
N
D
E
M
2
G
N
D
E
M
3
IO27
L4
WE_N_E
L5
V
D
D
E
1
L
7
G
N
D
E
L
8
G
N
D
E
L
9
G
N
D
C
M
1
V
D
D
E
1
M
1
0
V
D
D
E
2
M
1
1
V
D
D
C
L
12
KCOL2
L14
KCOL3
L15
SCL
L16
MICP
L17
MICN
L18
AUXADC4
L2
JSEL
L3
BE1_N
K4
CS0_N
K5
V
D
D
E
1
PR
K
7
G
N
D
E
K
8
G
N
D
E
K
9
AUXADC5
L1
G
N
D
E
L
1
0
G
N
D
E
L
1
1
V
D
D
E
1
K
1
2
KROW1
K14
KROW3
K15
SDA2
K16
G
N
D
C
K
1
7
G
N
D
E
K
1
8
AUXADC3
K2
TDO
K3
IO31
J4
GPIOA5
J5
V
D
D
E
1
J
7
G
N
D
C
J
8
G
N
D
C
J
9
AUXADC2
K1
G
N
D
E
K
1
0
G
N
D
E
K
1
1
V
D
D
E
2
J
12
SDA
J14
SCL2
J15
ISICLKI
J16
KROW0
J17
KCOL1
J18
RTCK
J2
TMS
J3
IO30
H4
V
D
D
C
H
5
V
D
D
E
1
H
7
G
N
D
C
H
8
G
N
D
C
H
9
AUXADC1
J1
G
N
D
C
J
1
0
G
N
D
C
J
1
1
V
D
D
C
H
1
2
ISIH
H14
ISIPXL0
H15
ISICLKO
H16
KROW2
H17
KROW4
H18
TCK
H2
TRST_N
H3
CS1_N
G4
ADD20
G5
V
D
D
C
G
7
V
D
D
E
1
G
8
V
D
D
C
G
9
V
S
S
D
1
H
1
G
N
D
C
H
1
0
G
N
D
C
H
1
1
V
D
D
E
2
G
12
ISIPXL7
G14
ISIPXL1
G15
ISIPXL6
G16
ISIPXL5
G17
V
S
S
V
B
G
1
8
ADD23
G2
IO20
G3
GPIOA4
F18
IO28
F2
IO16
F3
GPON1
F4
GPIOA6
F5
V
D
D
D
1
G
1
V
D
D
E
1
G
10
V
D
D
E
1
G
11
V
D
D
C
E7
V
D
D
C
G
U
E
8
FSC
E9
RESET_N
F1
SIMPWR
F14
V
D
D
E
4
_
1
F
15
SIMIO
F16
ISIPXL4
F17
EAR2
E16
G
N
D
E
E
1
7
EAR1
E18
IO23
E2
IO29
E3
IO10
E4
GPON0
E5
G
N
D
C
E
6
IO6
D
9
TDI
E1
DU
E10
PDIWR_N
E11
PDID13
E12
KCOL0
E13
SIMRST_N
E14
PDID0
E15
PDID2
D
1
8
IO22
D2
IO14
D3
IO8
D4
IO9
D5
IO3
D6
IO0
D7
V
D
D
A
2
D
8
V
D
D
E
1
D10
DCL
D11
PDICS1_N
D12
PDID9
D13
PDID10
D14
PDID4
D15
PDID1
D16
ISIPXL3
D17
V
S
S
V
B
O
C3
ADD18
C4
IO13
C5
G
N
D
E
C
6
IO11
C7
G
N
D
A
2
C
8
G
N
D
E
C
9
IO17
D1
DD
C12
PDID15
C13
PDID11
C14
PDID7
C15
ISIPXL2
C16
ISIV
C17
HFR2
C18
IO19
C2
IO18
B5
IO2
B6
V
D
D
E
1
PR
B
7
V
D
D
E
1
B
8
G
N
D
E
B
9
IO25
C1
G
N
D
E
C
1
0
RSTBB_N
C11
RSTEXT_N
B14
PDID8
B15
PDID5
B16
PDID6
B17
HFR1
B18
ADD1_BE2_N
B2
IO26
B3
IO12
B4
IO5
A7
V
S
S
D
1
A
8
V
D
D
D
1
A
9
IO21
B1
CKITST
B10
MCLKSEL
B11
PDICS2_N
B12
PDID_C_N
B13
PDID12
A16
V
D
D
V
B
O
A
1
7
NC
A18
V
D
D
E
1
A
2
ADD0_BE0_N
A3
IO15
A4
IO7
A5
IO1
A6
IO4
2
NC
A1
CLK32I
A10
G
N
D
C
A
1
1
PDIRD_N
A12
PDID14
A13
PDID3
A14
V
D
D
E
1
A
1
5
SIMCLK
UCP200
NC
1
NC
+VDD_IO_LOW_1.8V
+VDD_IO_HIGH_2.9V
+VDD_USB
+AVDD_2.6V
C201
R221
R224
+VDD_PLL_1.2V
+VDD_IO_LOW_1.8V
+VDD_IO_LOW_1.8V
C202
C200
R222
R209
J_SEL
ADVn
OEn
IMAGE_INT
USB_IN
MODE_RS
CS4n_NAND
RSTEXTn
IMAGE_RESET
CS3n_IMAGE
AFC
BT_EN
BT_POWER_ON
SD_CMD
SD_CLK
SD_DATA
SD_DETECT
PON_3587_SYNTH
CAM_1.8V_EN
TRSTn
WEn
USBCN
CTS2
IT_PMU
RF_EN
RF_DATA
DU
DD
CS0n_FLASH
CS1n_RAM
MIC_N
BE1n
KEY_COL(4)
TXD1
RF_CLK
PON_PA
BAND_SEL
BT_RST
MODE_SELECT
USBDM
RX_TX_QN
RX_TX_IN
USBDP
RX_TX_QP
RX_TX_IP
D_REF_CLK
KEY_COL(0)
SIMRST
EAR1
FSC
SIMIO
EAR2
KEY_ROW(2)
KEY_ROW(4)
TCK
SDA
KEY_ROW(0)
KEY_COL(1)
RTCK
TMS
KEY_ROW(1)
KEY_ROW(3)
TDO
KEY_COL(2)
KEY_COL(3)
SCL
MIC_P
32KHz_DIGIT
SIMCLK
RSTON
RSTEXTn
DCL
TDI
HFR_N
VC2
VC1
SIMOFFn
LCD_RESET
VIB
FLIP
LCD_BL_EN
S_RST_IMAGE
RCV_EN
JACK_EN
REF_ON
HA(0)
MES_BATT
RTS2
TEMP_PRODUCT
VF
HA(24)
EAR_ADC
KEY_LED_ON
RXD2
RAMP
TXD2
RXD1
HA(1)
BT_INT
WAITn
CLKBURST
EAR_SWITCH
HFR_P
HA(8)
HA(9)
HA(10)
HA(11)
HA(12)
HA(13)
HA(14)
HA(15)
HA(16)
HA(17)
KEY_COL(0:4)
KEY_ROW(0:4)
HD(12)
HD(13)
HA(19)
HA(20)
HA(18:23)
HA(18)
HA(21)
HA(22)
HA(23)
HD(0:15)
HD(0)
HD(1)
HD(2)
HD(3)
HD(4)
HD(5)
HD(6)
HD(7)
HD(8)
HD(9)
HD(10)
HD(11)
HD(14)
HD(15)
HA(2:17)
HA(2)
HA(3)
HA(4)
HA(5)
HA(6)
HA(7)