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Flow Chart of Troubleshooting
9-
19
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L805
L804
L801
L802
RFRX_2.85V
V3
11
8 VDD
23
G G
24
3
NC
PCS_RX 16
PCS_RX 17
UMTS2100
4
V1
9
10 V2
22 EGSM_TX
1
G G
2 5
G G
7 18
G G
19 21
G
DUF800
ANT
6
14
DCS_RX
15
DCS_RX
DCS|PCS_TX
20
12
EGSM_RX
EGSM_RX 13
C800
C805
L807
L809
A
2
3
C
1
G
4
G
RFS800
*
L810
C806
L800
C807
L806
L808
C804
L803
C803
G
4
NI
F
R
1
RFS801
G
3
2
G
PCS_RXP
PCS_RXN
DCS_TX
ANT_JTAG
GSM_TX
UMTS_ANT
ANT_SEL1_N
ANT_SEL2_N
ANT_SEL0_N
DCS_RXP
DCS_RXN
GSM_RXN
GSM_RXP
C0G type
C0G type
(0603)
VDDA6
26
VDDA7
27
VDDA8
31
9
A
D
D
V
43
M
D
D
V
8
F
E
R_
E
N
U
T
V
VDDA14
52
VDDA15
54 VDDA16
56
VDDA17
5
2
A
D
D
V
7
3
A
D
D
V
10
4
A
D
D
V
15
5
A
D
D
V
23
UMTS800_OUT
49 VCONTROL
9
E
N
U
T_
O
C
V
4
1
A
D
D
V
36
0
1
A
D
D
V
39
1
1
A
D
D
V
41
2
1
A
D
D
V
48
VDDA13
50
TX_IN
18
TX_IP
40
P
C_
D
O
M_
X
T
17
TX_QN
16
TX_QP
42
B
F_
O
C
V_
X
T
53
UMTS1900_OUT
51
UMTS2100_OUT
55
N
Q
_
X
R
11
P
Q
_
X
R
32
NI
_
O
C
V_
X
R
33
S
AI
B_
R
44 SBCK
45 SBDT
46
SBST
6
O
X
C
T
19
GSM850_INP
38
N
NI
_0
0
9
M
S
G
37
P
NI
_0
0
9
M
S
G
58
NC1
59
NC2
47
RF_ON
14
NI
_
X
R
13
PI
_
X
R
12
1
Q
A
F
28
FAQ2
57
GND
34
N
NI
_0
0
81
M
S
G
35
P
NI
_0
0
81
M
S
G
24
GSM1900_INN
25
GSM1900_INP
21
GSM850_INN
22
U600
2
1
P
C
30
2
P
C
1
1
D
L
O
H
_
P
C
29
2
D
L
O
H
_
P
C
20
DAC_REF
3
OSC_2.85V
C617
C601
RFTX_2.85V
R602
C606
3
06
R
C618
R621
L600
C609
C603
C612
C611
C620
L606
L607
C631
C608
10nF
10V
R620
C627
C625
C613
C610
R604
RFTX_2.85V
C628
RFTX_2.85V
C616
C624
R615
R612
C623
L604
L605
R600
R601
C602
C600
OSC_2.85V
C607
RFTX_2.85V
MSMP_2.6V
R618
UMTS_RX_VCO_IN
O
C
V
X
T
UMTS_TXRF
E
N
U
T_
O
C
V
TX_IM
TX_IP
TX_QM
TX_QP
O
X
C
T
TX_AGC_ADJ
DAC_REF
N
X
R
_
S
C
D
P
X
R
_
S
C
D
PCS_RXN
PCS_RXP
N
X
R
_
M
S
G
P
X
R
_
M
S
G
RF_ON_TX_ON
MI
_
X
R
PI
_
X
R
M
Q_
X
R
P
Q_
X
R
SBCK
SBDT
SBST
P
C_
D
O
M
VCO_TUNE
UMTS_RX_TUNE
C0G type
Summary of Contents for SGH-Z650i
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