Nortel Modular Ics Companion Installer Guide

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P0992639 01 Modular ICS Companion Installer Guide
Measuring directed RSSI
You may want to measure the RSSI between a portable and a 
specific base station radio. For example, you may suspect that 
one of the two radios in a base station is not working properly. 
You can also use directed RSSI to prevent hand-off while you 
find a cell edge. To measure the RSSI of a specific radio, you 
must be in range of two base stations—the one you want to 
measure and another...

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Modular ICS Companion Installer Guide P0992639 01
3. Press Ò or L.
4. Press °•ªª. 
5. Enter the five-digit ID code for the base station radio you 
want to measure. The portable displays this ID followed by 
the signal strength, for example 03142 - 54. Hand-off 
does not occur as you move between the cell boundaries. 
The link drops when you move out of range.
In this example, the module is 03, the port is 14, and the 
radio is 2. The signal strength measured by the...

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If the display does not show Office n: Free., follow the 
procedures in Deregistering the C3020 (Canada only) on 
page 88 to overwrite the system number then return to step 
2 of this procedure.
5. Press s, then press m. The display shows 
Registering....
6. Next, enter the Registration password when the display 
shows Pswd:. The default is 7 2 3 4 
6 (RADIO).
If the display does not clear after entering the password,...

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Modular ICS Companion Installer Guide P0992639 01
3. On a working telephone, dial the telephone number of the 
registered portable.
If the portable rings, it is functioning properly.
If the portable does not ring, try to register the portable 
again. 
If you do not hear a dial tone, or if the portable does not 
ring, refer to the Troubleshooting section in this guide. 
Deregistering the C3020 (Canada only)
You can deregister the C3020 in two steps:
from the...

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4. Press s, then press 0. The display shows 
Deregister?.
5. Press s, then press 0 again. The display shows 
Deregistering... and then Deregistered.
6. To continue using the portable, press r.
Measuring RSSI for a C3020 (Canada only)
The Receive Signal Strength Indicator (RSSI) is a 
measurement of the signal strength the base station receives 
from the portable. 
The base station controls the power transmitting mode...

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Measuring undirected RSSI
You may want to measure the Receive Signal Strength 
Indicator between a portable and a base station radio.
1. Press L. Wait for dial tone.
2. Press *. Enter the feature code: 8 9 8. 
The display shows the radio ID of the base station to which 
the portable is linked, followed by the signal strength, for 
example 03121 - 67. In this example, the module is 03, 
the port is 12, and the radio is...

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Before you begin measuring directed RSSI
Use the Companion Provisioning Record to find and note the 
following:
the five-digit radio ID of the base station you want to 
measure, by mapping the base station location to the TCM 
port. The first four digits indicate the TCM port to which 
the base station is connected. The last digit indicates the 
number of the radio on the base station. For example, the 
number 03122...

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After registering the portables
When you have completed programming the system, use the 
following checklist to ensure you completed the required 
tasks.
åRegister the portables.
åVerify Portable Credits.
åEnsure that you registered all the required portables.
åVerify that all portables are available for use.
åTest each portable to verify it is operating properly.
åDisable Master Registration when you have finished...

P0992639 01 Modular ICS Companion Installer Guide
Testing
Testing the Companion portable telephones
You must register all portable telephones before testing them. 
For more detail on registering portable telephones, refer to 
Modular ICS Companion System Coordinator Guide and the 
Telephone Registration Instructions.
1. Verify that the portable telephone is ON.
2. Establish a connection to get internal dial tone. If no dial 
tone is present, the portable telephone may not be 
registered. Try to register...

94 / Testing
Modular ICS Companion Installer Guide P0992639 01
A solid red light indicates that both radios on the base 
station are busy, that the ICS is downloading data to the 
base stations, or that one or both radios have not been 
assigned to a cell.
4. Using the directed Received Signal Strength Indication 
(RSSI) feature on a portable telephone verify that you can 
establish a link with every radio on the system while  
within the cell range of the radio.Using another portable, 
establish a...