Multiline Terminal Function Problems - NEC ElectraElite 48 System Hardware Manual

Issue 6
Perform Multiline Terminal Self Test:
1. Unplug terminal line cord.
2. Hold down * and # together and plug in the line card.
3. Press each terminal key to test tones, LEDs, and key contacts.
4. Return terminal on-line by taking handset off-hook and then
return to on-hook.
Reset and test. Replace defective
terminal, and test.
Send terminal
in for repair.
Send ESI(8)-U( ) ETU
in for repair.
10 - 14

Multiline Terminal Function Problems

All
Yes
terminals
affected?
No
Check Memory Block 7-2 for
correct Station Assignment.
No
Assignment
correct?
Yes
Yes
No
Is Problem
solved?
Reset and test, and replace
ESI(8)-U ( ) ETU.
Yes No
Is Problem
solved?
D1
Go to Flowchart A2.
Reassignment
Is Problem
No
Connect terminal directly
to MDF, and test.
No Yes
Is Problem
solved?
1. Perform Second Initialization, and test.
2. Perform First Initialization, and test.
3. Replace B48-U10 KSU, and test using
default program.
Electra Elite
Yes
End.
solved?
Replace station cable.
System Maintenance