Cisco 7000 Series Hardware Installation And Maintenance Manual page 150

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Figure 4-1 shows the general troubleshooting strategy described in this chapter. Refer to this chart
as necessary to follow the steps to isolate problems to a specific subsystem, and resolve the problem
if possible.
Figure 4-1
system power
Yes
Yes
Yes
Check system
Yes
successful
4-2 Cisco 7010 Hardware Installation and Maintenance
Brief explanation of the steps you have already taken to isolate and resolve the problem
Maintenance agreement or warranty information
Troubleshooting Strategy for Startup Problems
Turn on
DC
No
Troubleshoot
OK
power
LED on
subsystem
?
Fans Reseat
No
operating Fan Tray
? and restart
Fans
operating
RP
No
LEDs
Reseat RP
OK
and restart
?
state with
RP LEDs
Reinsert
IP/SP
interface
No
Enabled
processors
LED on
and restart
?
System
startup
DC
No
OK
LED on
?
Yes
Fans
No
operating
?
Yes
RP
No
LEDs
OK
?
Yes
RP
No
LEDs
OK
?
Yes
Obtain
technical
assistance
Troubleshoot
power
subsystem
Check power
cord
connections
Verify source
power integrity
and restart
DC
Yes
OK
LED on
?
No
Reseat
Fan Tray
and restart
Verify
Enabled
LED goes on