5-51
Cisco Wide Area Application Engine 7326 Hardware Installation Guide
OL-6831-02
Chapter5 Troubleshooting the System Hardware
Symptoms and Solutions
Table 5 -20 lists and describes the power supply LED error codes.
Table5-20 Power Supply Error LEDs
AC Good LED DC Good LED Description Cause and Action
Off Off No power to system or AC
problem.
1. Check AC power to the
system.
2. Disconnect the ribbon cable
from connector J25 on the
system board. If the AC power
LED comes on, see the
“Undetermined Problems”
section on page 5-25.
3. Check the power supply.
On Off Standby mode or DC
problem.
1. Check the system board cable
connectors J4 and J10. Move
switch 7 of SW1 to bypass
power control. If the DC good
LED is on, press
Ctrl+Alt+Delete. Watch the
console for any POST errors.
Check the system error log for
any listed problems. If the
system starts with no errors,
your service technician should
reseat or replace the following
items:
a. Power switch assembly
b. System board