5-6
C
H
A
P
T
E
R
5:
T
R
O
U
B
L
E
S
H
O
O
T
I
N
G
The terminal fails to
respond to commands
entered at the keyboard.
The terminal is not
receiving commands.
Power off the terminal, wait
30 seconds, and then power it on
again.
The keyboard cable
is attached
incorrectly.
If the terminal still does not respond
to commands, power off the
terminal and disconnect the
keyboard cable. Then reattach the
keyboard cable and power on the
terminal.
The console port is
malfunctioning.
Check the state of the LEDs on the
front of the module as shown in
Table 4-1. If the LEDs indicate a
problem, contact your supplier for
assistance.
Table 5-1
Troubleshooting Malfunctions
(continued)
Symptom
Possible Cause
Corrective Action
