Samsung Msys5100P Service Manual page 133

Schematic Diagrams
HVPS Circuit Diagram
*MHV
BIASPWM
CN1
GILS-8P-S2T2-EF(S)
1
2
3
4
5
6
7
8
11-10
+18V
R132
180K
R134
93.1K
1%
1
3
VR4
20Kohm
2
R124
33K
Q9
KSC1008-Y
R123
C30 R137
D17
3
33K
2.2nF 16.2K
2 1N4148
1%
1
+18V
+18V
R101
9.1K R133
86.6K
R106 R113
75K 27K
R150
22K
2 C26 C21 D7 R99
R62
100nF 2.2nF 1N4148 16.2K
10K
1%
3
1
GND24
+24VS
THVPWM
*THVEA
+24VS
THVREAD
U51
KA7818CT
*MHV
1 3
BIASPWM
I0 OUT
SUPPLY_EA
GND
2
C25
100nF
GND24
+24VS
T2
C33 1
R119
100nF
100K
2
U50
LM324N
R154 R152
10
47K 390
8
9
2
1
EE19-16
3
C35
Q10
HS2
33nF R153
KSD526
HEATSINK_CC
10
1/2W
GND24
R138 R139 R140
1M 1M 1M
+24VS
T4
1
C34
R135
100nF
47K
2
R78 R91
47K 390
13 4
14
12
5
LM324N
2
U50
1
EE19-16
3
C5 Q3
33nF KSD526 R102
10
1/2W
+24VS
R128
10K
R121
33K
+18V
R151
3
3.3K
2
SUPPLY_EA
1
C1
C24
47uF
100nF R149
50V
2K
GND24
GND24
ED NO.
C11
D18
470pF
3KV ESJA57-04
10
R131
10M
C28 C27
68p 470pF
3KV
D15
2KV
ESJA57-04
6
GND24
R141
1M
ZD10
R145 R146 R147
IN5274B
3.3M 3.3M 3.3M
GND24
D16
R104
ESJA57-04
100K
R97
3.3M
1/2W
UZ33B
ZD7
R144
C23 C12
3.3M
68p 470pF
ZD9
1/2W
3KV
2KV
IN5274B
R98
3.3M
ZD8
1/2W
6 UZ33B
R142
3.3M
1/2W
R143
3.3M
1/2W
Q12
R122
KSC1008-Y
33K
3
2
R148 1
2.2K
R129
10K
CONFIDENTIAL
Q11 ED. DATE 1 WED, APR, 14, 199
KSC1008-Y
1413
SIGN
ARP.
Changed by:
CHK:
YUNIRI
ENG. YUNIRI
DRW. YUNIRI
REV: 2.9 Drawing Number:
REVISION RECORD CHANGE PART
R136
100K
$P MHV
ML-80
GND
$P
ML-80
OPC_GND
SUPPLY
$P
ML-80
SUPPLY
DEV
$P
ML-80
DEV
C32
100pF
GND24
SAMSUNG ELECTRONICS
Size:
TITLE:
A3
APOLLO HVPS
Page:
2
Samsung Electronics