4. Troubleshooting
N11V
N11V
N11V
3.4V
3.4V
R12V
28V_34V
28V_34V
28V_34V
28V_34V
28V_34V
AH62-30 12 2A
HEATSINK
SS
EN
VIN
BT
PH
VSNS
COMP
GND
GND
GND
GND
GND
VP S
GND
GND
GND
GND
GND
R12V
P -ON
3.4V_S
TP 7
TP 8
R12 V_S
TP 5
TP 1
TP 2
20
18
17
16
15
14
VP S
GND_01_S
1N5819
40V
DM830
25V
470U F
CM836
1N5819
40V
DM829
1MF
25V
CM828
330KOHM
1/10W
RM839
CM827
60V
SB36 0
DM821
50V
CM825
LM824
1/10W
18KOH M
RM837
LM822
GND_01_S
1/10W
2.1KOH M
RM829
AP1501-T5 R
ICM822
1
2
3
4
5
1/4W
10KOHM
RM828
GND_01_S
EY82 6
EY82 8
SRC1203S
TRM821
22 NF
50 V
CM829
RM833
TPS 54331D
ICM823
1
2
3
4
5
6
7
8
100N F
50V
CM846
DM831
GND_01_S
10U H
LM823
GND_01_ S
10U F
10V
CM83 3
1MF
10V
CM83 4
GND_01_S
16 V
1UF
CM845
3857S T
FBM82 1
470UF
10V
CM835
GDZJ 4.3B
ZDM82 2
KLG123E
LED851
1.8KOHM
1/10W
RM841
TP 13
TP 14
GND_01_S
TP 11
TP1 2
TP 6
TP 10
TP 9
TWG-P 23P -A1
CNA821
1
2
3
4
5
6
7
8
9
10
11
12
13
19
21
22
23
TP 3
TP4
FB
GND
OUT
SD
VIN
E
B
C
VSEN S E
SS
GND
PH
COMP
EN
VIN
BOOT
AH62-30 12 2A
HEATSINK
SS
EN
VIN
BT
PH
VSNS
COMP
GND
GND
GND
GND
GND
VP S
GND
GND
GND
GND
GND
R12V
P -ON
GND_01_S
1N5819
40V
25V
470U F
1N5819
40V
1MF
25V
330KOHM
1/10W
25V
60V
SB36 0
50V
1/10W
18KOHM
GND_01_S
1/10W
2.1KOH M
AP1501-T5 R
1/4W
10KOHM
GND_01_S
SRC1203S
22 NF
50 V
TPS 54331D
100N F
50V
GND_01_S
10U H
GND_01_S
10U F
10V
1MF
10V
GND_01_S
16 V
1UF
3857S T
470UF
10V
GDZJ 4.3B
KLG123E
1.8KOHM
1/10W
GND_01_S
TWG-P 23P -A1
DM830
CM836
DM829
CM828
RM839
CM827
DM821
CM825
LM824
RM837
LM822
RM829
ICM822
RM828
EY82 6
EY82 8
TRM821
CM829
RM83 3
ICM823
CM846
DM831
LM823
CM83 3
CM83 4
CM845
FBM82 1
CM835
ZDM82 2
LED851
RM841
TP 13
TP 14
TP 11
TP1 2
TP 6
TP 10
TP 9
CNA821
TP 3
TP4
VP S
20
18
17
16
15
14
1
2
3
4
5
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
13
19
21
22
23
FB
GND
OUT
SD
VIN
E
B
C
VSEN S E
SS
GND
PH
COMP
EN
VIN
BOOT
* 6.18. S MP S
* 5.6. S MP S P CB Top
<Fig. 4-1>
(1)
(1)
4-3
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