Cisco WAE-674-K9 - Wide Area Application Engine 674 Hardware Installation Manual page 122

Symptoms and Solutions
Table 6-17 Power Problems (continued)
Symptom
The device does not power
down.
The device unexpectedly shuts
down, and the LEDs on the
operator information panel are
not lit.
Table 6-18 Serial Port Problems
Symptom
A serial device does not work.
For more information about
the serial port, see the
Port Connector" section on
page 1-8.
Cisco Wide Area Application Engine 7341, 7371, and 674 Hardware Installation Guide
6-48
FRU or Action
Turn off the device by pressing the power-control button for 5
1.
seconds.
Restart the device.
2.
If the device fails POST and the power-control button does not
3.
work, disconnect the power cord for 20 seconds. Reconnect the
power cord and restart the device.
If the problem remains, check the system board.
4.
See the "Undetermined Problems" section on page
FRU or Action
Verify the following items:
1.
The device is compatible with the WAE.
a.
"Serial
The serial port is enabled and is assigned a unique address.
b.
The device is connected to the correct port (see the
c.
of Ports and Connectors" section on page
Check for a failing serial device.
2.
Check the system board.
3.
Chapter 6 Troubleshooting the System Hardware
6-21.
"Location
1-7).
OL-15012-02