Miscellaneous Troubleshooting Tips - Nortel Meridian SL-100 Reference Manual

2-44 Installation procedures
Procedure 2-21
Troubleshooting problems with the key expansion module
1
2
3
4
Procedure 2-22
Troubleshooting problems with the external alerter
1
2
3
4
5
Table 2-4 provides troubleshooting tips for additional kinds of problems.
Table

Miscellaneous troubleshooting tips

Symptom
Pseudorandom pattern 511 data is
idle.
The prompt CALL CONNECTED.
SESSION STARTS is followed by the
RELEASE message.
555-4001-114 Standard 10.02 November 1999
Unplug the line cord and plug it in again.
Ensure that the transformer is plugged in.
Ensure that the power supply board is installed properly.
Make sure that the ribbon cable connecting the telephone and the key
expansion modules routed properly and is not pinched.
Ensure that the external alerter board is installed properly.
Check that connections between the alerting device and the telephone
connecting block are correct.
Make sure that the jumpers are placed on the pins on the external alerter board
as described in Procedure 2-10.
Ensure that the transformer is plugged in.
Ensure that the power supply board is installed properly. Refer to Procedures
2-4 through 2-6.
2-4xxx
Solution
Telephone keypad is inoperative.
Press the Release (Rls) key to clear
this condition.
Check the configuration parameters of
the far end data device. If they do not
match those of your MCA, the call is
dropped. You must change the
parameters of the MCA to match the
parameters of the far end data device.
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