IBM 5150 - Page 37

Now check the rest of the power supply output voltages to
the System Board.
1. Leave your multimeter set on 12 V dc scale.
2. Check the System Board power connector for the voltages
listed in
the table.
--------------------------------------------
'"
1
2
_"-==-.J 3 Voltage Connectors
4
Min VDC MaxVDC
-Lead +Lead
+ 4.8 + 5.25
5
10
~~~~~
+ 4.5
+ 5.40
9 6
7
+11.52
+12.60 7
3
8
h
+10.80
+ 12.96
4 8
9
10
~"
11
12
ARE THE SYSTEM BOARD POWER CONNECTOR
VOLTAGES CORRECT?
NO Replace the power supply. See Section 3,
"Removal/Replacement. "
YES
020-6