Chapter 9: Troubleshooting

Processor (CPU) LED is RED

Processor has detected a fault condition.

Contact Cabletron Systems Technical Support (refer to Getting Help in Chapter 1).

ASYNC Console Connection

Link (LNK) LED is OFF

There is normal console operation and no traffic on the interface.

Link (LNK) LED is RED or GREEN

The ASYNC port is connected for modem operation.

Check the cabling and console connection pinout.

Link (LNK) LED is AMBER

There is traffic on the interface.

Status (STS) LED is OFF

The ASYNC port is disconnected or Data Carrier Detect (DCD) and Data Set Ready (DSR) are inactive.

Status (STS) LED is AMBER

The console connection is detected. The Data Carrier Detect (DCD) is active, while the Data Set Ready (DSR) is inactive.

If the port does not function, check the cabling, console connection pinout, and VT configuration.

Status (STS) LED is GREEN or GREEN (Blinking)

The ASYNC port is connected for modem operation. Data Set Ready (DSR) is Active.

Check the cabling and console connection pinout.

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HSIM-W6 User’s Guide

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Cabletron Systems HSIM-W6 manual Async Console Connection