IBM 6580 Product Support Manual page 65

CABLES, CONNECTORS, AND TEST POINTS - Figure 10
-59-
Pin 14
--to~oooooooooooot
Pin 1
Key
Keyboard Cable Connector
(at
logic Card)
Keyboard logic Card _
Sense lines - 1-4 and 27-30
Drive lines - 10 - 21
Ground - 5 - 9 and 22 - 26
Speaker Connector
Keyboard Logic Card and Speaker Connector Pin Locators
'-CJ-'
Bf '
A02
00
-c:::::J-'
SPEAKER CONNECTOR