Maintenance
Publication date: April 17, 2020
Revision 1.1
19
4
Maintenance
This Managed Switch is easy to maintain. The procedures are suggested when you would like to
identify faults, perform hardware replacement and firmware upgrade.
4.1 Fault Identification
Identifying faults can greatly reduce the times required to find problem and solution. Users may
perform local check or remote check to find the problems.
4.1.1 Local Check
Users can perform local check by observing LED indicators status or check system setup and
configuration through console connection.
When the whole system fails to function,
1. Check Power LED status
2. Check Power connection
3. Reset power
When certain network link fails to function,
1. Locate the port of the switch
2. Check LINK/ACT/Speed LED of the port
3. Check Status LED of the port
4. Check cable connection between the port and the connected device
5. Reset power
When local Console fails to function,
1. Check COM LED status
2. Check Console port connection
3. Check Console configuration
4. Reset power
