ND-20292

CHAPTER 5

APRIL, 1990

Multiline Terminal Function Problems

NoReassign

Perform Terminal Self Test:

End

1.Un lug terminal line cord.

2.Ho Pd Down and # keys together while plugging in line cord.

3.Depress each Terminal button to test tones, LED’s and button 4 contacts.

4.Return terminal on line by taking handset off hook then return on hook.

Reset and test. Replace defective

 

1. Reset MMC-E and test. If trouble persists,

Reset and test, Then

Replace

 

THEN

 

ESI-E()

2.

Replace MMC-E and test.

If trouble persists,

I

 

THEN

 

I

 

 

Reset TSW-T and test. If trouble persists,

f

3.

 

 

THEN

 

 

 

 

 

 

4.

Replace TSW-E and test.

If trouble persists,

 

 

 

THEN

 

 

5. Perform 2nd initialization and test. If

 

 

trouble

persists,

 

 

 

 

THEN

 

 

6.

Perform

1st initialization

and test. If

 

 

trouble

persists,

 

Send ESI-E() in for Repair

 

THEN

 

Replace CPU-E( )_

 

 

7.

 

L

500 -14

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NEC nd-20292 manual Multiline Terminal Function Problems