System requirements
Page 29 of 48
Message Center Description and operation
Figure 4
QSY19 Power Supply circuit diagram
–150 V
Power Supply
–50 V
TB1-3
(–150 V output)
F1
F2
F3
F4
F5
F6
F7
GRD
–48 V
R1
3 K 10 W
F9 (6A)
R2
3 K
10 W
TB1-1
TB1-2
–48 V input
Load
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 9
Pin 10
Pin 11
Pin 12
Pin 13
Pin 14
P14 plug socket
553-2020
F1 to F7 are 0.18 each.