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4 - 6 Ethernet RMON MultiProbe Module Installation and Operation Guide
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 RS-232 port is
malfunctioning.
Check the state of the
Serial Activity LED on the
module faceplate (see
Figure 2-3). If the LEDs
indicate a problem,
contact your 3Com
representative for
assistance.
Verify the RS-232 port
configuration using the
RMON configuration
menus. Ensure the
RS-232 port is configured
to 9600 baud, 8-bit, no
parity, and 1 stop bit.
Table 4-2. Troubleshooting Malfunctions (Continued)
Symptom Possible Cause Corrective Action