Bdcom S2008 Panduan Pemasangan Perangkat Keras - Halaman 13

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Chapter 4 Hardware Troubleshooting

4.1 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:
18. Power and cooling system—Power and cooling fan;
19. Ports, cables and connections—ports on the front panel of the switch and
4.1.1

Power and cooling system breakdown

Examine the following conditions to separate troubles:
20. The power is "ON". Make sure the cooling fan is working normally. If cooling
21. Examine the environment. The switch cannot be overheated. Make sue the
22. If switch is not working and "PWR" indicator is not light, check the power
4.1.2

Ports, cables and connections breakdown

To separate problems, check the follow status:
23. If switch port is unable to link, check the connection. Make sue the
24. If the power is "ON", check the power supply and power cord;
25. If the system is working but the console port is not, make sue the console

4.2 LEDs

LEDs indicates what switches are doing. BDCOM S2008 switch LED and functions are as follows:
NO.
1
PWR
2
SYS
3
cables connected to the ports.
fan is not working normally, check the fan;
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
supply.
connection is normal;
port configurations are as follows: 9600 baud rate, 8-bit data bit, no parity
bit, 1 stop bit and no flow control.
Name
Description
Power indicator lights
System Indicator
Indicator embedded on
the left side of each
port.
BDCOM S2008 Switch Hardware Installation Guide
º
℃
(32
-104
).
F
Switch on and indicator lights.
Indicator lights when the system is turning on.
Indicator blinks when the system is functioning.
Indicator lights when link status is normal.
Indicator blinks when data is being sent or
received.
Note
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