3com 3CNJPSE24 User Manual download pdf (Page 14)

Introduction to the Ethernet Power Supply

1-6 Ethernet Power Supply User s Guide

Table 2 Main Power Status Indications

LED Color Main Power Status Remarks

AC - Off Internal power supply

unit is unplugged or

faulty.

Internal power supply

voltage is too low. All

ports are disconnected.

AC — Green

Indicates AC power

input active.

Internal power supply

voltage is within

tolerance.

AC - Green

Blinking

Internal power supply

voltage is out of

tolerance.

All ports are

disconnected.

AC Orange Internal problem alarm. Built-in self-test failed.

For LED troubleshooting information, see Appendix C,

Troubleshooting.

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3com 3CNJPSE24 User Manual Page 14