Table of Contents
Advertisement
PERCEPTIONeke,
Tl/DS-1
SEPTEMBER 1991
CHART NO. 2
FAULT CLASSIFICATION
(continued)
powered
down.
T NO
YES
From
,_____________-_____________
: NOTE:
Before replacing
NDTU,
'
__________(
NTWU
or LCCU, the system
: must be powered
down.
----------__________________
I
NO
. Verify the SW3 switch
setting options for PCB
position are correct.
+
* Verify strapping
options
TB3 & TB4 are set
according
to defined
configuration.
. Verify that trunk
assignment
in customer
data
corresponds
to the settings
on
switches
s4-Sll.
J
I
NO
Call the
Service
Center
for assistance.
1 YES
-14-
Advertisement
Chapters
Table of Contents
