NEC Univerge SV9100 - Page 17

System Maintenance Manual
UNIVERGE SV9100
Issue 1.0
5
A1
Correct AC Power Problem.
Replace Fuse(s).
Build system, one blade at a
time until problem reappears.
Replace defective blade.
Done.
Yes
Build system one
blade at a time and
replace bad
blade(s).
1. If problem not solved, perform First Initialization and test. If
trouble persists go to step 2.
2. Replace GCD-CP10 and test system using default program.
Replace chassis.
Check AC Input Power.
Turn system Off. Disconnect all connectors and
remove all blades except GCD-CP10 and the first
installed GCD-8DLCA in the controlling chassis
associated with the programming station.
Replace Corresponding Power
Supply.
Reset CD-8DLCA. If trouble persists, replace
CD-8DLCA.
No internal Dial Tone to any Multiline Terminal or SLT
chassis panel lit on
GCD-CP10 or any other
blade?
No
Ye
s
Bad
AC Power?
Good
Bad
Dial
Tone
Turn system On.
Dial Tone on Multiline
Terminal on 1st
CD-8DLCA?
MPS7101
Fuses F1 and
F2 good?
Good
No Dial Tone
Yes
Problem
Solved?
Dial tone?
No
Remove all blades but
one GCD-8DLCA, and
retest.
Yes
No
Problem
Solved?
No