NEC Electra Elite IPK II System Hardware Manual page 626

Document Revision 3
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Go to Flowchart C1.
Check to see if station is
call forwarded or in DID.
Yes
Station in
Call Forward
or DID?
Cancel
feature.
Reset/replace station,
then reset or replace
ESI(8)-U10 ETU.
Yes
Send terminal
in for repair.
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14 - 14
D2
Multiline Terminal Ringing Problems
Intermittent
Problem?
Consistent
Check to see if problem occurs on CO or
internal calls (including station-to-station
or transferred calls).
Internal
Problem?
Both
No Check and adjust
volume control, and
test again.
Problem
Solved?
No
Reset/replace station,
then reset or replace
ESI(8)-U10 ETU.
Problem
Solved?
No
No
Problem
Solved?
CO
Check PRG 15-07.
Assignment?
Check PRG 22-04
Yes
for ring assignment.
Done.
Assignment?
Yes
Done.
1. Perform Second Initialization, and test.
2. Perform First Initialization, and test.
3. Replace CPUII( )-U( ) ETU, and test
using default program.
Electra Elite IPK II
Yes
Wrong
Program
again.
No
Yes
Wrong
Program
again.
No
System Maintenance