NEC Univerge sv8500 Manual page 1006

• Confirm the system message of the Telephony Server side.
• Confirm that the MG-BRI is physically connected to ISDN network.
Also confirm the line cable between:
- MDF and MG-BRI
- MDF and DSU
• Confirm the data assignment of the Telephony Server side and MG-BRI side.
Telephony Server: Is the data assignment correct?
MG-BRI: Confirm the configuration data assigned from the maintenance console.
[Turned ON]
Proceed to STEP 5.
Operate the connection test passing through the MG-BRI. Was the call origination/termination OK?
STEP 5
[Call origination/termination did not operate normally]
• Confirm the system message of the Telephony Server side.
• Confirm that the MG-BRI is physically connected to ISDN network.
Also confirm the line cable between:
- MDF and MG-BRI
- MDF and DSU
• Confirm that the cable is not damaged (Operate the link test)
• Confirm the data assignment of the Telephony Server side and MG-BRI side.
Telephony Server: Is the data assignment correct?
MG-BRI: Confirm the configuration data assigned from the maintenance console.
• Confirm the contract status of the ISDN line.
[B lamp of LINE0/1 does not turn ON or does not flash]
• Indicates that all channels are in idle state, confirm the office data assignment.
[B lamp of LINE0/1 flashes]
• Slow flash: Make-Busy is assigned to either one of the channel and other in idle state, confirm the
office data assignment.
• Fast flash: Make-Busy is assigned to both of B1, B2 channels, confirm the office data assignment.
VOL.2-753
MG-BRI