Problem Solving Using LEDs

Symptom

Probable Cause

Corrective Action

 

 

 

VNbus Status

No connection.

Check that the module is properly

LED is off.

 

attached to one of the backplane

 

 

VNbus channels and that the VNbus

 

 

is connected by management

 

 

software.

VNbus

There is low traffic

Activity LED

activity or no traffic

is off.

activity.

Ensure that there is traffic activity. If the VNbus Activity LED fails to turn on, then turn the module off momentarily by removing it from the power supply. Check that the VNbus Activity LED blinks momentarily during the LED power–up self–test.

The module or any other unit in the MultiSwitch 900 may not be connected to an active VNbus channel.

Connect a known active VNbus channel to any unit in the MultiSwitch 900.

 

If the module is

 

connected to an active

 

VNbus and the VNbus

 

Activity LED is off, the

 

module is defective.

LDM Port

No link established.

Status LED is

 

off.

 

Port Status

No cable attached or

LEDs are off.

port is broken.

Port Activity

There is low or no port

LEDs are off.

activity.

Replace the module.

Check that a proper link has been established.

Check cable type.

Ensure that the port is present. If the Port Activity LED stills fails to turn on, then turn the module off momentarily by removing it from the power supply. Check that the Port Activity LEDs blink momentarily during the LED power-up self-test.

Ensure that the cable

Replace the module.

has activity on it. If the

 

LED still fails to turn

 

on, the module is

 

defective.

 

 

 

A-6 Problem Solving

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Network Technologies 900GV manual Symptom Probable Cause Corrective Action

900GV specifications

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In conclusion, Network Technologies 900GV is a premier networking solution that combines high-speed data transfer, reliable connectivity, and robust security features. Its adaptability to various environments and protocols makes it essential for organizations looking to enhance their network infrastructure. With its state-of-the-art technology and comprehensive characteristics, the 900GV is poised to meet the evolving demands of modern networking and communication.