Samsung SGH-ZV10, Руководство по обслуживанию

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Flow Chart of Troubleshooting
7-2
<PMIC>
Power On
2.85V
VR
EG
_MSME
< Power Management IC >
Vol
tage
VR
EG
_BT
Pow
e
r
VR
EG
_YMU
VR
EG
_MSMC
2.85V 2.85V
VR
EG
_R
F
R
X
< U
S
IM
S
o
cket >
VR
EG
_MSMP
VR
EG
_SYN
T
2.85V 2.6V
VR
EG
_T
C
X
O
VR
EG
_U
SIM
1.8V 2.85V
VR
EG
_U
SB
3.3V 1.375V
VR
EG
_R
F
T
X
C
500
2.85V 2.6V
VR
EG
_MSMA
3.0V
C
562
VR
EG
_
SYN
T
_
2
.8
5
V
R504
C547
T
P
505
V
R
E
G
_US
IM
_3.
0V
G502
C551
C
563
C
542
C528
C526
C
553
V
R
E
G
_US
B
_3.
3V
T
P
502
C
536
R508
C
515
C552
R
501
C521
C517
V
R
E
G
_US
IM
_3.
0V
C511
C
516
C
543
C506
C
544
TA
545
O
S
C
501
C
514
C
579
BA T5 00
NE G
2
PO S
1
C5 72
C540
V
R
E
G
_M
S
M
C_1.
375V
C
502
T
P
501
VR
EG
_
A
D
C
G504
C531
C522
G501
C523
R506
VR
EG
_
M
SM
A_
2
.6
V
C
541
C546
R505
V
R
E
G
_T
CX
O_2.
85V
C548
R
514
VBAT
T
_
PM
IC
_
4
.2
V
C538
V
R
E
G
_RF
T
X
_2.
85V
R
510
C532
C
578
V
R
E
G
_US
IM
_3.
0V
C
573
R5 11
C524
C
505
L502
VR
EG
_
M
SM
E_
1
.8
V
T
P
504
D
501
3
1 2
R
500
C
554
VBAT
T
_
PM
IC
_
4
.2
V
C
537
T
P
503
C529
V
R
E
G
_RF
R
X
_2.
85V
R
522
L501
37
VSW
_
M
SM
E
27
VSW
_
P
A
44
XT
AL
_
IN
46
XT
AL
_
O
U
T
VR
EG
_
R
F
T
X
73 42
VR
EG
_
R
U
IM
81
VR
EG
_
SYN
T
84
VR
EG
_
T
C
X
O
10
VR
EG
_
U
SB
64
VR
EG
_
W
L
A
N
14
VSW
_
5
V
31
VSW
_
M
SM
C
39 56
VR
EG
_
M
SM
A
32
VR
EG
_
M
SM
C
36
VR
EG
_
M
SM
E
50
VR
EG
_
M
SM
P
28
VR
EG
_
P
A
69
VR
EG
_
R
F
R
X1
67
VR
EG
_
R
F
R
X2
V
D
D
_
MS
ME
35 29
V
DD_P
A
V
DD_RF
71
VD
D
_
R
U
IM
41
77
VD
D
_
SPKR
65
V
DD_WLA
N
VI
B_
D
R
V_
N
25
12
VR
EG
_
5
V
VR
EG
_
M
M
C
16
U
SB_
VBU
S
48
VBAC
KU
P
6
VBAT
2
V
CHG
60
VC
O
IN
V
DD_A
N
A
54 83
VD
D
_
M
A
IN
52
V
DD_M
S
M
V
D
D
_
MS
MC
33
SPKR
_
O
U
T
_
P
55
TC
X
O
_
E
N
58
TC
X
O
_
IN
TC
X
O
_
O
U
T
53 15
U
SB_
C
T
L
_
N
17
U
SB_
D
A
T
20
U
SB_
D
_
M
U
SB_
D
_
P
18
U
SB_
ID
11
U
SB_
O
E
_
N
13
U
SB_
SE0
19 43
RUI
M
_RS
T
SBC
K
49 47
SBD
T
51
SBST
45
SL
EEP_
C
L
K
74
SPKR
_
BYP
78
SPKR
_
IN
_
M
76
SPKR
_
IN
_
P
SPKR
_
O
U
T
_
M
79
75
PS_
H
O
L
D
63
R
E
F
_
BYP
62
RE
F
_
G
N
D
61
R
E
F
_
ISET
80
RE
F
_
O
U
T
RUI
M
_CLK
38
RUI
M
_I
O
26 34
RUI
M
_M
_CLK
30
RUI
M
_M
_I
O
40
RUI
M
_M
_RS
T
IS
N
S
_
M
3
IS
N
S
_
P
KPD
PW
R
_
N
24
23
KPD
_
D
R
V
_
N
LCD_DRV
_N
22
MS
M_
IN
T_
N
59
86
NC
NC
87
PO
N
_
R
ESET
_
N
9
57
AM
U
X
_
IN
1
72
AM
U
X
_
IN
2
82
AM
U
X
_
O
U
T
7
BAT
_
F
ET
_
N
68
CB
L0P
WR_N
CB
L1P
WR_N
66
4
CHG_CT
L_N
F
L
S
H
_DRV
_N
8
85
GN D
21
GP
1_DRV
_N
5
U500
AD
C
_
BYP
1
70
C549
C527
6
CLO
C
K
2
GN
D
1
IO
5
NC
SI
M
3
4
VC
C
V
R
E
G
_B
T
_2.
85V
C
577
Z
D
500
G503
C530
9 10
G
V
R
E
G
_Y
M
U
_2.
85V
T
P
506
2
2
3
3
4
4
5
5
6
6
7
G G
8
G
T
P
508
S
IM
500
1
1
VR
EG
_
M
SM
P_
2
.6
V
C533
C520
R503
T
P
507
C
501
C
574
R
519
C518
C513
C508
R507
C539
C550
C509
ON
_S
W
CF
PS_
H
O
L
D
J
IG_ON
JI
G
_
O
N
CB
L_P
WR
U
SB_
VBU
S
TC
X
O
_
O
U
T
TC
X
O
TC
X
O
_
E
N
RE
F
_
O
U
T
U
SB_
O
E
_
N
U
SB_
D
A
T
U
SB_
SEO
U
SB_
D
_
P
U
SB_
D
_
M
R
ESET
_
N
P
M
_I
NT
_N
AM
U
X
_
O
U
T
SI
M
_
C
L
K
SI
M
_
IO
SI
M
_
R
S
T
PM
IC
_
SBC
K
PM
IC
_
SBD
T
PM
IC
_
SBST
SL
EEP_
XT
AL
_
IN