Sharp AM-400 (serv.man4) Service Manual ▷ View online
AM-400DE
6 – 17
[3] Power Supply PWB circuit
1. Power Supply PWB circuit
NOTE:
Safety-critical
unit.
Power
Supply
PWB
Circuit
CN6
+24VS
+24VMAIN
3
2
1
12
CNPW
/HEA
TER_ON
13
/PWRL
Y
5
+24VMAIN
6
+24VMAIN
2
+24VSUB
8
+5VMAIN
3M
G
9D
G
7D
G
10
+3.3VMAIN
4M
G
1
GND
11
D
G
14
/ZC
4.7K
R501
4.7K
R502
4.7K
R503
4.7K
R504
BEA104 BL02RN2
ERA83-006
D151
C152 N.M.
N.M.
R130X
F102
T4A/AC250V
N.M.
F102X
CN2
C501
0.1
TLP363JF
PC2
D501
ERA15-06
RL1
G5PA-1
L
N
3
1
L
CNAC
N
3
1
CNHT
R21
22
R20
10
150
R23
0.1
C22
TLP363JF
PC2
SM12JZ47
TRA1
C6 1000P
Z2
F4 N.M.
N.M.
C1
0.22
SN8SP-404JA
L3
FG
1000P
C17
1000P
C7
T6.3AH/AC250V
T6.3AH/AC250V
F1
F3
F2
T2.5A/AC250V
C3
N.M.
4.7M(1/2W)
R1
2
1
BEA105 BLM31PG121
BEA103 JUMPER
JUMPER
F101
Q501 2SC4081
C107
56/35
C151
+
+
+
C106
N.M.
N.M.
C502
330/16
N.M.
D102
47K
R508
10K
R505
C303
N.M.
15K
R105
R102
100
PC1
TLP421F
R101
1K
C103
33/35
UPC7805AHF
IC301
VR101
5K
C105 0.1
R103 330K
2SC4081
Q101
7.5K
R106
HZS7
D110
R120
10K
R507
PC3
TLP421F
47K
R509
+
330/16
C301
+
330/35
C101
1000P
C102
83D1
T1
C108 1500P
D101 YG861S15R
CB833-04
D301
8
6
5
4
13
12
9
10
3
1
R10 6.8K
2
7
11
C15 0.01
0.01
C16
+
I
O
G
D
FG
C
D302
N.M.
D104
HZ27P
680
R17
PC1
TLP421F
4700P
C10
33K
R8
100
R9
R12
22K
R11
8.2K
D8
JUMPER
270K
R4
C8
100P
C5
68/450
D52
ERA15-06
BEA1
BL02RN2
TLP421F
PC3
R54
R53
R52
56K
56K
56K
56K
R51
270K
R3
270K
R2
HZS30
D2
15K
R5
1.2K
R13
HZS9
D5
D4
1SS133
R6 1K
Q2 2SC4097
220
R7
0.01
C9
R19 10
Q1 2SK2717
1SS133
D7
1SS133
D6
100P
C11
+
BEA2 BL02RN2
D12
D13
D10
D10~D13:
ERA15-06
NTP
A78R0
NTC1
0R5A333F20A
L1
D1
1
D51
ERA15-06
C4
N.M.
C2
0.22
Z1
ENC471D-07A
N.M.
C104
0.1
C305
3.3K
R295
470/16
C302
+
120/16
C271
2.7K
R294
2SC4081
Q292
5600P
C273
2SA1576A
Q291
SBC9-560
L271
7.5K
R275
R292
5.6K
R274
1.5K
680
R277
4.7K
R306
R291
3K
C291
N.M.
CB833-04
D271
10K
R303
D277
HZS12B2
10K
R250
R250
R276
1K
R279
3.3K
270K
R301
180K
R302
0.01
C272
10K
R281
10K
R282
HZS3
D274
IC201 TA76432S
C274
0.01
N.M.
C304
15K
R293
3.3K
R278
HZS3
D291
D275
HZ5.6P
R201
N.M.
F103
BEA101
N.M.
BEA102 BLM31PG121
FDS6685
Q271
XP4601
Q272
Q274 2SC4081
1K
R280
Q301 2SA1576A
C
D
6
5
4
3
2
1
T4A/AC250V
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
6
6
5
5
4
4
3
3
2
2
1
1
AM-400DE
6 – 18
2. Power Supply PWB parts layout (Top side)
3. Power Supply PWB parts layout (Bottom side)
The POWER SUPPLY PWB of the model employs lead-free solder.
J102
J113
J103
CNPW
J104
C101
C301
C302
D291
D275
C502
D151
C15
RL1
CNHT
F4
F102
C6
L3
R1
C17
C7
F2
Z1
F1
C1
NTC1
C2
D11
D52
D12
D12
D13
D8
Q1
BEA1
PC1
PC3
D5
D6
D10
BEA2
L1
J2
CNAC
Z2
J4
TRA1
C16
C5 T1
PC2
R20
CN2
CN6
C151
F103
F101
C103
D101
C108
D102
L271
BEA101
BEA103
BEA104
D277
D271
C271
D110
D274
J101
J107
D104
D302
IC301
D301
R51
D2
D7
R505
R508
D4
C8
D51
J105
VR101
J106
D501
IC201
The POWER SUPPLY PWB of the model employs lead-free solder.
R201
C104
R274
R294
R277
R306
R275
R291
R302
R301
R292
R280
R276
R106
BEA105
R507
R103
R101
C303
J1
12
C152
C107
C106
C501
R501
R503
R502
R504
R102
R9
R17
R6
C10
R5
Q2
R19
R21
R10
R8
R53
R52
R2
R3
R4
R23 C22
C1
1
R54
R1
1
R12
R13
R7
C9
C105
R120
R509
Q272
J111
R293
R279
J108
R282
R303
Q301
Q291
C273
C272
C274
R295 C305
C304 R278
BEA102
Q292
Q271
Q274
R105
Q101
Q501J109
R250
R281
J110
C291
AM-400DE
6 – 19
[4] High Voltage PWB circuit
1. High Voltage PWB circuit
R64
C65
D55
D56
D57
CN4
CN3
CN3
R75
C32
R37
R74
R73
R72
D52
D58
Q58
R49
R62
R65
R66
VR51
R94
R100
C62
R54
R63
R99
R98
R56
R52
R53
R17
R14
R6
R7
R9
C4
C9
D4
D5
D6
C3
R4
D8
R12
VR1
D10
C1
R3
D1
C51
C61
R43
C8
R58
C55
C53
D53
R50
C54
C66
R48
Q52
R61
14
13
12
4/4
IC1
IC1
IC1
D62
D60
R59
Q38
R91
R92
D61
7
5
3
2
11
4
1
6
2/4
1/4
Q1
R19
R2
R1
5
4
3
2
2
+24V
TCON
MCON
PWMSIN
PGND
CN1
R5
R8
R13
C2
D2
Q3
D9
B1
10
5
2
4
3
1
6
7
9
8
C5
C7
D7
R102
R81
R80
R15
R79
R78
D54
B51
8
5
2
4
3
6
1
7
9
10
D41
R103
C31
R32R31
R68
R85
R46
R76
R77
R84
C56
R87
R88
R89
R86
R69
R70
R71
R90
R33
R34
R35
R36
R42
R41
R39
R38
VR31
D31
R16
R67
J12
J21
J22
J32
J42
J41
J31
Q31
Q33
Q34
Q35
R40
R93
J51
FU
EARTH
J52
Q37
Q32
TC
MC
SV
DV
J11
C6
D3
R10
R18
8
10
9
3/4
IC1
Q57
R44
R55
R51
R57
C52
R60
R101
Q51
R47
NOTE:
Safety-critical
unit.
Note:
Since
the
parts
of
this
PWB
cannot
be
supplied,
change
it
as
a
unit.
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
6
6
5
5
4
4
3
3
2
2
1
1
High
Voltage
PWB
Circuit
OPTION
OPTION
OPTION
R83
D59
D42
AM-400DE
6 – 20
2. High voltage PWB parts layout (Top side)
The HIGH VOLTAGE PWB of the model employs lead-free solder.
CAUTION - HIGH VOLTAGE
The unit's back cover should never be opened by anyone other than
a qualified serviceperson. There are many high voltage parts inside
the unit, and touching them is dangerous.
J22
J21
Q52
D60
D58
D1
D8
D2
D3
D4
C6
D5
D7
D9
C5
CN4
R93
J51
J12
J11
J52
C7
R15
Q3
B1
R1
J5
J6
CN3
C1
VR1
D10
CN1
D61
D53
C9
VR51
D62
J1
J3
J2
B51
C65
C31
VR31
C56
D54
D52
J4
J31
J41
R67
J42
J32
D31
Q38
R16
Note: Since the parts of this PWB cannot be supplied, change it as a unit.
QJ005
QJ071
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