Installation Manual
H3C SecPath F100-A Firewall
Chapter 6 Troubleshooting
6-1
Chapter 6 Troubleshooting
6.1 Troubleshooting PSU
1) Symptom
The power LED (PWR) is always off.
2) Solution
Check whether:
z
The power switch of the firewall is turned on.
z
The site power supply is turned on.
z
The power cord is properly connected.
z
The required power supply is used.
Caution:
Do not hot-swap the power cable. If the PWR is still off after you have checked the
above items, contact the agent.
6.2 Troubleshooting Configuration System
If the firewall operates normally after being powered up, the console terminal displays
booting information; if the system fails, the console terminal displays nothing or just
illegible characters.
I. Troubleshooting no terminal display
1) Symptom
The console terminal displays nothing on the screen after the firewall is powered on.
2) Solution
Step 1: Check whether:
z
The PSU operates normally.
z
The console cable is connected correctly.
Step 2: If no problem is found, examine the parameters configured at the terminal (such
as HyperTerminal), or check the console cable.
