IBM 6580 Product Support Manual page 72

-66-
CABLES, CONNECTORS, AND TEST POINTS - Figure 17
Distribution Board
Memory Extender Card (Position F)
Memory Card (Position E)
Display Adapter Card (Position D)
Printer Sharing Card (Position C)
System Gard (Position B)
Communications Card (Position A)
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A
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A
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A
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Pin 1
Pin 13 Distribution Board Connector
Pin 24
Pin Voltage
F4
6 Ground
11 +5VDC
E4
6 Ground
11 +5VDC
D4
6 Ground
11 +5VDC
C4
6 Ground
11 +5VDC
B4
6 Ground
11 +5VDC
A4
Pin Voltage Pin Voltage
F3 F2
6 Ground 6 Ground
11 +5 VDC 11 +5VDC
13 -5 VDC
15 -5VDC
20 Ti2 VDe
E3 E2
6 Ground 6 Ground
11 +5VDC 11 +5VDC
13 -5VDC
15 -5VDC
20 +12VDC
D3 D2
6 Ground 6 Ground
11 +5 VDC 11 +5VDC
C3 C2
6 Ground 6 Ground
11 +5 VDC 11 +5VDC
B3 B2
6 Ground 6 Ground
11 +5VDC 11 +5VDC
A3 A2
Pin
6
Ground
6
Ground
3
4
5
6
8
9
10
11
12
Note: All ground pins on the Distribution Board are signal ground.
Distribution Board and Distribution Board Connectors
Pin Vo1tage
F1
6
Ground
11 +5VDC
13 -5 VDC
15 +8.5 VDC
20 +12 VDC
E1
6 Ground
11 +5VDC
13 -5 VDC
15 +8.5 VDC
20
+12VDC
D1
6 Ground
11 +5 VDC
13 -5VDC
15 +8.5 VDC
20 +12 VDC
C1
6
Ground
11 +5VDC
13 -5 VDC
15 +8.5VDC
B1
6 Ground
11 +5 VDC
Voltage Pin Voltage
Ground 13
-5VDC
Ground 15 +8.5 VDC
Ground 16 Ground
Ground 17 Ground
-12 VDC 18 Ground
+5VDC 20 +12 VDC
+5 VDC 22 +5VDC
+5VDC 23 +5VDC
+5VDC
24
+5VDC