4.1 Troubleshooting
Error Code
Error Message
092*
CS connection
over
234
DPLL clock failure •
251
MSG DSP failure •
305*
Data Link failure
310*
Port Link Failure
392
Clock master card
selected
510*
SMDR disconnect •
122
Installation Manual
PROBABLE CAUSE
•
Too many CSs connected
Main Board malfunction
Optional service card
malfunction: MSG
•
Data link between the CS and
PBX failed
•
Voice Processing System
malfunction
•
Clock master card has been
changed to the one indicated
by the sub code
RS-232C cable not
connected
•
Breaking of RS-232C cable
•
Printer (terminal equipment)
malfunction
SOLUTION
•
Reduce the number of CSs
•
Replace the PBX
•
See if the corresponding optional
service card is installed properly
•
Replace the corresponding optional
service card
•
Check the connection between the CS
and PBX
•
Check the Voice Processing System
•
Check if the proper card is selected as
the new clock master card
•
Check the RS-232C cable
•
Check the terminal equipment