4. Troubleshooting
PVDD (+28V ~ 34V)
D12V_
3
D12V_
2
D12V_1
- - -
BD1
0.01OHM
50 00MA
BD13
0.01OHM
50 00MA
BD14
0.01OHM
50 00MA
D12V_P W
S
T
3
.4
V
S
T
3
.4
V
_
1
0
-
-
BD92
5000MA
0.01OHM
BD93
0.01OHM
5000MA
+35V
P_O N
VARI_SMPS
127301123K2
CN2001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
-
R12V_ 2
-
DGND_1
2
-
DGND_1
1
-
DGND_1
0
-
DGND_9
-
P_O N
-
PGND
6
-
PGND
8
-
PGND
7
-
PGND
10
-
PGND
9
-
R12V_ 1
R12V
47K
OH
M
R2045
-
PVDD
1
-
PVDD
2
-
PVDD
3
-
PVDD
4
-
PVDD
5
8E8>
1
0
U
F
1
0
V
C8
3
3
1
0
U
F
1
0
V
C9
0
4
1.5
OH
M
R2055
100
N
F
C2088
-
VARI_S
M
P
S
2E3>
P GND
6
.3
V
C9
0
5
PVDD (+28V ~ 34V)
- - -
0.01OHM
50 00MA
0.01OHM
50 00MA
0.01OHM
50 00MA
D
12V_P W
-
-
5000MA
0.01OHM
0.01OHM
5000MA
+
35V
127301123K2
-
-
-
-
-
-
- -
-
-
-
-
R12V
47K
OH
M
-
-
- - -
1
0
U
F
1
0
V
1
0
U
F
1
0
V
-
P GND
6
.3
V
D12V_
3
D12V_
2
D12V_1
BD1
BD13
BD14
S
T
3
.4
V
S
T
3
.4
V
_
1
0
B
D92
BD93
CN2001
R12V_ 2
DGND_1
2
DGND_1
1
DGND_1
0
DGND_9
P_O N
PGND
6
PGND
8
PGND
7
PGND
10
PGND
9
R12V_ 1
R2045
PVDD
1
PVDD
2
PVDD
3
PVDD
4
PVDD
5
C8
3
3
C9
0
4
R2055
C2088
VARI_S
M
P
S
C9
0
5
8E8>
2E3>
P_O N
VARI_SMPS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
* 6.5. DC-DC P OWER
C
N
2
0
0
1
IC2 00 2
IC2 0 01
IC9 1
* 5.6. S MP S P CB Top
<Fig. 4-5>
(1)
(
1)
4-9
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