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Flow Chart of Troubleshooting
9-26
H
DCS_TX
STAND BY
L
L
H
MOD_STANDBY
H
H
H
DCS_RX
-
H
H
L
EGSM_TX
H
RX_SEL
-
PON_PA
-
EGSM_RX
-
L
BAND_SEL
H
L
TX Module S/W Control Circuit
-
H
5
0
01
C104
NC
1
G
3 4
G
5
00
1
R101
RFS101
2
A
C
VBAT
G
510
G
IN1
1
4 IN2
8
OUT1
6
OUT2
F100
BAL1 9
BAL2 7
2
G G
3
L103
5
00
1
1005
C113
TA100
ANT101
1005
NC
C116
ANT102
1005
50
0
1
L102
C111
5
0
0
1
C107
1005
C100
03
T
T
A
B
V
VLOGIC
VRAMP
6
1
G
8
1
9
1
G
GSM_IN
11
NC
NC 14
RX1 12
13
RX2
TX_EN
G
G
4
3
5
3
G
G
6
3
G
8
9
G
G
0
1
5
1
G
G
G
G
4
2
5
2
G
G
6
2
G
8
2
1
3
G
G
2
3
7
G
3
3
T
N
A
5
BS1
6
BS2
DCS|PCS_IN
G
G
0
2
1
2
G
G
2
2
3
2
PAM100
71
C115
1005
5
0
01
C105
L100
1005
1005
C112
1005
C106
NC
C110
DCSRX_P
DCSRX_N
EGSMRX_P
BAND_SEL
RX_SEL
EGSMRX_N
4
3
1
OSC201
2
OSC200
2
4
3
1
W5
UART1_RD
W6
UART1_RTS
ICHGN
W9
ICHGP
V5
UART1_TD
V7
UART1_CTS
U1
SSI_DATA
U2
SSI_OUT
T1
SSI_CLK
R1
SSI_SEL0
L18
UART0_RD
L19
XTAL_32K_1
K18
UART0_TD
K19
XTAL_32K_2
J2
SSI_SEL1
H18
SIM_DATA
H19
SIM_CLK
G1
RFIL_N
G16
SIM_RST
F1
RFIL_P
E1
RFID_N
B8
XTAL_SHLD
C1
RFIP_N
D1
RFID_P
B5
XTAL_SHLD
B6
XTAL_SHLD
B7
XTAL_SHLD
A5
XTAL_SHLD
A6
XTAL_26M_2
A7
XTAL_26M_1
XTAL_SHLD
A8
B1
RFIP_P
A2
RFOL
A1
RFOH
U201
SIM_RST
SIM_CLK
SIM_DATA
DCSRX_P
UART0_RD
UART0_TD
UART1_TD
UART1_RD
EGSMRX_N
EGSMRX_P
DCS_TX
EGSM_TX
DCSRX_N
ICHGN
ICHGP
UART1_CTS
UART1_RTS
LCD_BL_EN
FM_EN
R_INT
Summary of Contents for GT-E1310B
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