Diagnostics From System Messages - NEC Univerge SV8500 Programming Manual

4.2 Diagnostics from System Messages

Figure 8-3 shows the operations from the diagnostics based on system messages to the identification of the cause
of fault.
Diagnostics from System Message
Determination of Faulty Circuit Card or Equipment
Identifies the cause of fault by analyzing the displayed system message
4-R "TCP/IP Link Failure" – See "Table 8-3".
5-Q "ACD MIS LOCK UP"
6-H "Bad Call Notification" – See Operation and Maintenance Manual.
26-V "LAN Interface Error Report" – See "Table 8-4".
For other messages, refer to Operation and Maintenance Manual.
When an alarm, such as circuit card initialization, is displayed during diagnostics, press
the ALM RST button to reset the alarm indication.
When the result of diagnostics shows that the fault is temporary, execute the "RALM"
command to reset all alarms and system messages and supervise the system operation.
Go to Section 5: "FAULT RECOVERY PROCEDURE"
When the cause of fault is identified, perform the fault recovery procedure in Section 5,
which is shown inside
Figure 8-3 Flow of Diagnostics from System Message
of the diagnostics procedures.
CHAPTER 8
– 378 –
SYSTEM MAINTENANCE