NEC Univerge SV8100 - System Maintenance

Issue 1.0 UNIVERGE SV8100
2 - 6 System Maintenance
Turn system Off. Disconnect
connectors; remove all blades
except CD-CP00-US and first
installed CD-8DLCA in
controlling chassis, associated
with the programming station.
No LED or Display Indications on any Multiline Terminal
No
Check AC Input
Power.
Correct AC Power
Problem.
Bad
AC Power?
Good
Bad
Terminate one Multiline Terminal to
controlling chassis, 1st CD-8DLCA
(Programming Station) directly to MDF
and test.
Replace
Fuse(s).
Term ina l
Indications?
Yes
No
Check
Station
Cabling.
Replace Corresponding
Power Supply.
No Indication
Terminal
Installed
Indication?
Yes
Done.
Problem
Solved?
No
Replace chassis.
No
Problem
Solved?
Yes
Correct
Indication
Reset CD-8DLCA. If trouble
persists, replace CD-8DLCA.
Correct
Indications?
None
1. If problem not solved, perform First Initialization
and test. If trouble persists go to step 2.
2. Replace CD-CP00-US and test system using
default program.
Build system
one blade at a
time and
replace bad
blade(s).
Remove all blades but
one CD-8DLCA, and retest.
Rebuild System one blade at
a time. If problem reappears
replace defective blade(s).
Good
A2
Are LEDs on front of
chassis panel lit on
CD-CP00-US or any
other blade?
Yes
MPS7101
Fuses F1 and
F2 good?