IBM System/34 Maintenance Manual page 451

Ibm system/34 5340 system unit
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30-650
Card Jumpers
The EIA/CCITT cards have 10 jumper locations, but
none of the jumpers is needed.
• A •
I
• B •
• c •
• A •
Line 1
A-B3L2
Line 2
A-B3M2
Line 3
A-B3L4
Line 4
A-B3M4
A •
A
Not used or missing (four locations)
B
Not used
C
Not used
o
Not used
E
Not used
F
Not used
G
Not used
42
j
If you have a multipoint control modem that needs
new
sync, the following jumpers are added for each line:
30·650
Line 1
Line 2
Line
3
Line 4
A-831..2G08
to
A-83V2D13
A- 83M2G08 to
A-83L4G08
to
A-83M4G08 to
A-83V3D13
A-83V4D13
A-83V5D13
c

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