Carrier Access 1750 Figure 8-3: APM Major Alarm Troubleshooting Flowch art

8-24 Broadmore 1750 - Release 4.6
Maintenance and Troubleshooting
Flowchart
Figure 8-3: APM Major Alarm Troubleshooting Flowch art
APM M ajor Alarm Troubleshooting Flow chart
From 1
NIM Major Alarm?
CPU Fai lu re ?
SAM Major Alarm?
Review Alarm
Summary a nd System
log- gather all pertinent
info an d call Customer
Service
No
No
No
Yes
Yes
1A
Retu r n to
1
1B
Use loopbacks to verify
alarm condition
Check following m os t like ly
causes/correct as necessary:
-equipment cable connectors
-NIM configuration
-reseat NIM module
-replace NIM module
Alarm Clears?
Yes
No
1A
1B
Reset CPU from fron t
panel switch Alarm Clears ?
Check following most likely causes/
correct as necessary:
-cable co n nec to r to CPU/CPU I/O
-res eat CPU/CPU I / O modu les
-replac e CPU
Yes
No
1B
Alarm Clears ?
1B
1A
Yes
No
Yes
-Use loopbacks to isolate
-Check equipment cables
-Check configuration
-Reseat module
-Replace module
Alarm Clears ?
No
Yes
1A
1B