Nortel 1000E Maintenance Manual page 32

Page 32 of 162 Hardware maintenance tools
System Utility card features
553-3041-500 Standard 1.00
memory-checking diagnostics. This process is called a system reload or
sysload.
CAUTION — SERVICE INTERRUPTION
During a sysload, active calls are disconnected and the
system goes into an emergency line transfer state. Use
the reset button only when specifically instructed to do
so in an NTP.
The System Utility card maintenance display indicates the status of the Call
Server, either active or standby. The display also provides an indication of
normal and fault conditions as well as the progress of software upgrades and
backups.
Figure 5 shows the System Utility card display for a standby Call Server.
Figure 5
System Utility card display for standby Call Server
Enable/Disable switch
Interpretations of the maintenance display codes are listed in the Software
Input/Output: System Messages (553-3001-411). Examine previous codes,
system messages, and visual indicators with any current maintenance display
codes to properly analyze faults.
September 2004
Maintenance display