NCR 7800 - Page 87

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EIA-232-D Turnaround Instructions
1.
Remove power.
2.
Install jumper pins 2-3 and 4-5 at host end of interface
cable. For 25-Pin D Shell, use pins 2-3. For 9-Pin D Shell,
use pins 7-8.
3.
Supply power.
4.
Scan the diagnostic mode tag.
5.
Scan the
Hex 2
tag to run the test.
Repeat if desired.
6.
Remove power.
7.
Remove the turnaround jumpers.