IBM 3270 Maintenance Manual page 194
Personal computer
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- Manual (330 pages) ,
- Hardware user's manual (152 pages) ,
- Operator's manual (148 pages)
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Press Enter to run the serial port test.
REMOVE THE SERIAL PORT WRAP PLUG
RECONNECT ANY PREVIOUSLY ATTACHED
St::RIAL P()HT DEVICE
PRESS ENTER WHEN READY
DID MESSAGE SHOWN ABOVE APPEAR
ON YOUR SCREEN?
NO
Replace the Keyboard/Timer card. See
Section 5, "Removal/Replacement and
Adjustments."
YES
October
1984
3-300-11
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