ND-20292

CHAPTER 5

APRIL, 1990

El

No Dial Tone Access on SLT

-1

ICheck Memory Block 4C-1 for Correct MFR-EA and SLI-E()

assianments.I

BotheCo

~ Ch$kkC;,i”b”,L$~e

Internal

V

Replace SLT and test

,

I

,

Go to

Flowchart

C3

Go to Flow Chart C3

I Repair SLT

Reset SLI-E() and test. If trouble persists,

THEN

Replace SLI-E( ), and test. If trouble persists

THEN

Reset MFR-E and test. If trouble persists

THEN

Replace MFR-E and test.

Go to Flow chart Al

Leave 1 SLI-E( ), 1 ESI-E( ), and 1 MFR-EA installed

500 -17

Page 604
Image 604
NEC nd-20292 manual No Dial Tone Access on SLT