IBM 5475 Maintenance Manual page 13

Elastic diaphragm encoded keyboards
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Figure 1-11. Elastic Diaphragm Switch Substrate
• • • •
• •
N
• •
2 : :
~
..
c
• •
8 ••
II@
I
Encode Board
Encode Board
land Patterns
013
• • •
• •
I
a
• •
I
u
~
• •
d
• •
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• • •
J13
I r-~~
...............
....-n-~~~~~---~~~~~~~~~~~~--ril'"TT..,.,..
......
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I
002
G13
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L - - - - - - - _ _ J
EDS Positions
Substrate
Pin Side (Viewed from Rear of K.B.)
*Can have up to 88 positions
Note 1 Some models do not have two connectors-Connector 1 will always
be
In the tame location
Figure 1-12. Encode Board (Old Style)
1-8
(3/71)

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