Digisol DG-GS1510HPEV2 Manuale di installazione dell'hardware - Pagina 13
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Trouble analyzing
The key to troubleshooting is to separate trouble from the system. By analyzing what
system should do and what system is doing, troubleshooting becomes easy. Think of
the following systems while analyzing troubles:
Power and cooling system—Power and cooling fan;
Ports, cables and connections—ports on the front panel of the switch and cables
connected to the ports.
Power and cooling system breakdown
Examine the following conditions to separate troubles:
The power is "ON". Make sure the cooling fan is working normally. If cooling fan is
not working normally, check the fan;
Examine the environment. The switch cannot be overheated. Make sure the
inhale and exhale hole of the switch is clean. Refer to "General Requirement for
Working Environment". The temperature of the switch working environment is
0-40℃ (32-104
If switch is not working and "PWR" indicator is not light, check the power supply.
Ports, cables and connections breakdown
To separate problems, check the follow status:
If switch port is unable to link, check the connection. Make sure the connection is
normal;
If the power is "ON", check the power supply and power cord;
If the system is working but the console port is not, make sure the console port
configurations are as follows: 9600 baud rate, 8-bit data bit, no parity bit, 1 stop
bit and no flow control.
LEDs
LEDs indicates what switches are doing. POE switch LED and functions are as follows:
NO.
1
PWR
2
Link/Act
3
PoE
11 -
Hardware Troubleshooting
º
).
F
Name
Description
Power indicator lights
Link and Act Indicator
of each port.
PoE Indicator of PoE
Hardware Installation Guide
Note
Switch on and indicator lights.
Indicator lights when the linking is normal.
Indicator blinks when data is being sent or
received.
Indicator lights when PoE linking is normal
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