IBM 3270 Maintenance Manual page 59

Checking Cable Connections
1. Before you begin, check that Power switches
for all attached devices are set to Off (0).
2. Unplug all work station devices from the
power outlets and check the outlets for the
correct power.
3. Remove all non-IBM devices and modified
options.
4. Ensure that the power cords for all work
station devices are securely connected at the
device end.
5. Verify that all connectors are installed
securely in their correct locations.
6. Replace any damaged connectors.
System U nit Cables
Keyboard
C.bl.~
CONTINUE
3-5-2 Maintenance Information