Modem - Nortel CallPilot NN44200-700 Troubleshooting Manual

90 Chapter 5 Routing and remote access troubleshooting

Modem

The preliminary modem troubleshooting routine consists of ensuring that:
•
•
•
Recognizing that the modem is functioning
The modem is functioning and ready to accept calls if both the Carrier
Sense (CS) and Terminal Ready (TR) lamps are lit.
The CS light comes on when the modem is turned on. The TR lamp may
not be lit after the following events:
•
•
CallPilot rebooted and modem disconnected or turned off
Perform the following steps to bring the modem into service:
Step
1
2
3
Modem disconnected or turned off while in operation
Perform the following steps to bring the modem into service:
Step
1
Copyright © 2007, Nortel Networks
.
The modem is functioning and ready to accept calls.
The modem is properly connected to the COM1 serial port, or the USB
port for the 1005r.
The modem is connected to an analog telephone line.
The modem is disconnected or turned off when CallPilot is rebooted.
The modem is turned off and on, or is disconnected and reconnected
from the power supply while in operation.
Action
From the desktop, right-click on My Computer → Manage → Device
Manager.
Result: The list of devices appears.
Locate the Modem in the list. If Modems are not listed, right-click on
the top device (the computer name) and select Scan for hardware
changes.
Result: The screen flashes a couple of times and the list of Modems
appears.
The TR lamp is now lit and the modem ready to accept calls.
Action
From the desktop, right-click on My Computer → Manage → Device
Manager.
Nortel CallPilot
Troubleshooting Reference Guide
NN44200-700 01.05 Standard
5.0 26 June 2007
—End—