Sharp SGH-I600 - Manual (Page 100)

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Flow Chart of Troubleshooting
9-49
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8
7
VDDA4
1 0
VDDA5
1
5
V
D
D
A
6
2
3
V
D
D
A
7
2
6
2
7
V
D
D
A
8
VDDA9
3
1
4
3
VDDM
VTUNE_REF
3
9
VDDA12
4
1
V
D
D
A
1
3
4 8
V
D
D
A
1
4
5 0
V
D
D
A
1
5
5 2 5 4
V
D
D
A
1
6
V
D
D
A
1
7
5 6
5
VDDA2
VDDA3
4 2
U
M
T
S
1 9
0 0
_ O
U
T
5 3
U
M
T
S
2 1
0 0
_ O
U
T
5 1
U
M
T S
8
0 0
_ O
U
T
5 5
V
C
O
N
T R
O
L
4 9
9
VCO_TUNE
VDDA1
4
3 6
VDDA10
VDDA11
4 5
S
B
S
T
4 6
TCXO
6
T
X
_ IN
1
9
T
X
_ IP
1
8
4 0
TX_MOD_CP
T
X
_ Q
N
1
7
1
6
T
X
_ Q
P
TX_VCO_FB
4 7
RX_IN
1 4
RX_IP
1
3
RX_QN
1 2
RX_QP
1
1
3 2
RX_VCO_IN
R_BIAS
3
3
4 4
S
B
C
K
S
B
D
T
2
4
G
S
M
1
9 0 0
_ IN
P
2
5
G
S
M
8
5 0 _
IN
N
2
1
G
S
M
8
5 0 _
IN
P
2
2
GSM900_INN
3 8
3
7
GSM900_INP
N
C
1
5 8 5 9
N
C
2
R
F _
O
N
1
CP_HOLD2
2
9
D
A
C
_
R
E
F
2
0
FAQ1
3
F
A
Q
2
2
8
5 7
G
N
D
GSM1800_INN
3 4
3
5
GSM1800_INP
G
S
M
1
9 0
0 _ IN
N
U700
CP1
2
3 0
CP2
CP_HOLD1