Troubleshooting, Chapter 4, Describes how to use the lanview – Cabletron Systems STHI 44 STHI-44 User Manual

Page 34: Refer to section 4.1, Lanview led signals, For mor

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Page 4-1

CHAPTER 4

TROUBLESHOOTING

This chapter contains instructions for using LANVIEW LEDs to
troubleshoot physical layer network problems.

4.1

LANVIEW LED Signals

The STH incorporates the Cabletron Systems LANVIEW Status
Monitoring and Diagnostics System. LANVIEW LEDs can help diagnose
problems such as a power failure or a cable fault. The STH includes the
following LANVIEW LEDs:

4.2

Trouble Resolution

If this section does not guide the user to a solution, please contact
Cabletron Systems Technical Support (see Section 1.4, Getting Help.)

Table 4-1. LED Signals

LED

Color

Condition

PWR

Green

Power on.

off

Power off.

16 Mb

Yellow

Ring Speed set to 16 Mbps.

off

Ring Speed set to 4 Mbps.

STACK

Green

Connection with intelligent hub intact.

Red

Bypassed or disconnected from intelligent hub.

Ports

off

Port enabled but not linked.

Green

Port enabled and linked.

Red

Port disabled (or set to Ring Out) and not linked.

Blinking
Red

Ring Speed Fault -OR- Port linked but disabled.

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