Power Supply - IBM 6400 series Maintenance Manual

Power Supply

LOAD
GND
LOAD
Cable Assy,
AC In,
1
Power Supply P1
2
3
= RING TERMINAL
= FAST–ON TERMINAL
(Line Filter Area)
1
AC Input
AC
AC COMMON
CHASSIS GND
J1
PIN 1
* V3.5 BOARD PIN 1 = N TEMP HI
N TEMP HI *
V4 BOARD PIN 1 = N AC FAIL
N STBY
+5V
+5V
+5V RET / LOGIC GND
+5V RET / LOGIC GND
+5V RET / LOGIC GND
+5V RET / LOGIC GND
+8.5V
+8.5B
+48V
+48V
P101
P101
Controller Board
1
2
VCC
3
4
5
470 F
10%
6
50V
7
8
470 F
10%
9
50V
10
11
12
N TEMP HI
N STBY
470 F
10%
50V
470 F
10%
50V
8.5V
+48V