5
• E-mail—service@h3c.com.
Troubleshooting hardware
This section provides troubleshooting information for common hardware problems.
NOTE:
This section describes how to troubleshoot unexpected switch reboot, power module failure, and fan tray
failure. To troubleshoot ports, see "Troubleshooting ports."
Unexpected switch reboot
Symptom
The switch reboots unexpectedly when it is operating.