Chapter 2 TROUBLESHOOTING
2-52
NWA-033627-001 Rev.4.0
95ch2001.fm
FAULT INFORMATION DISPLAY
Digital Multiline Terminal Fault
This troubleshooting procedure covers faults with Digital Multiline Terminal function only. For other
faults, see
.
All Keys on the Digital Multiline
Terminal are ineffective.
(1)
(2)
(3)
(4)
Wiring on Modular Box (Rosette)
DLC blade is properly mounted.
System Data Programming for the Digital
Multiline Terminal station: CM05 Y=0,
CM10 Y=00, CM11, CM12, CM13, CM90
Y=00, CM93
“RUN” LED on the CPU blade is flashing.
(1)
(2)
(3)
Digital Multiline Terminal
DLC blade
CPU blade
Speech Path Trouble:
No Connection/One Way Connec-
tion
(1)
(2)
Digital Multiline Terminal
DLC blade
Hands Free Operation is not
available.
(1)
(2)
(3)
“MIC” LED is on.
Adjust speaker volume.
Built-in Hands Free Unit is properly
mounted.
(1)
(2)
Hands Free Unit within Digital Multiline
Terminal
Digital Multiline Terminal
LCD does not display any infor-
mation
(1) Adjust Display contrast.
(1)
(2)
Digital Multiline Terminal
DLC blade
START
CHECK
REPLACE
REPLACE
CHECK
REPLACE
CHECK
REPLACE
A
NOVEMBER/21/2008