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Page 26 of 48
System requirements
Figure 2
QSY22 Power Supply circuit diagram
TB1 1
48 V
TB1 2
GRD in
TB1 3
GRD out
TB1 4
150 V
F8
1.33A
F1
0.25A
F2
0.25A
F3
0.25A
F4
0.25A
F5
0.25A
F6
0.25A
F7
0.25A
QBK2A
Fuse block No. 1
553-2691-100
Standard 8.00
F9
SW1
6.25A
Slo Blo
1
2
3
4
5
6
7
J14
150 V out
August 1996
L1 QHP1488
E
C13
470 µF
63 V
D13
±5% R23
15 K
150 V
Fuse Alarm
2 W
F10
0.25A
F11
0.25A
F12
0.25A
F13
0.25A
F14
0.25A
F15
0.25A
F16
0.25A
QBK2A
Fuse block No. 2
J1
A
1
C10
2
3300 µF
63 V
3
4
5
6
7
8
1
C
2
3
R10
3K
10W
±5%
4
5
D
6
7
J15
150 V out
F
R12
3K
10W
±5%
G
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