4.1 Troubleshooting
System Start-up and On-line Operation
Error Code
Error Message
000*
MPR WDT
overflow
001
SDRAM bit error
002
System Restart
011*
DC power down
012*
MPR RAM
battery low
016
CS overload
017
BRI port overload •
166
Installation Manual
PROBABLE CAUSE
•
Main Board (MPR)
malfunction
•
Erroneous processing
of Main Board (MPR)
software
•
Software error due to
external factors
•
Reset Button is
pressed
•
Power failure
•
Main Board
malfunction
•
Erroneous processing
of Main Board software
•
Software error due to
external factors
•
AC power down
•
Power supply circuit
(Main Board)
malfunction
•
Detection of over
current (short circuit on
optional service cards)
•
Battery out
•
Main Board (MPR)
malfunction
•
Defective cable
•
CS malfunction
Defective cable
•
Defective ISDN
terminal equipment
•
Optional service card
malfunction: BRI
SOLUTION
•
Press the Reset Button
•
Reprogramme the Hybrid IP-PBX
•
Replace the Main Board (be sure to
turn off the Hybrid IP-PBX when
replacing)
•
Ignore if not frequent
•
Press the Reset Button
•
Reprogramme the Hybrid IP-PBX
•
Replace the Main Board (be sure to
turn off the Hybrid IP-PBX when
replacing)
•
Check the power supply system
•
See if the AC cord is connected
properly
•
Check the AC cord
•
Replace the AC cord (be sure to turn
off the Hybrid IP-PBX when replacing)
•
Replace the Main Board (be sure to
turn off the Hybrid IP-PBX when
replacing)
•
Remove the optional service cards and
restart the Hybrid IP-PBX
•
Replace the Main Board (be sure to
turn off the Hybrid IP-PBX when
replacing)
•
Check the cable diameter and length
•
Replace the CS
•
Check the cable
•
Replace the defective terminal
equipment
•
Check the number of connected
terminal equipment
•
Replace the corresponding optional
service card