Cabletron Systems 7C04 Workgroup manual Troubleshooting, LED Color, Indicates, Action

Troubleshooting

Table 3-1. POWER IN LED

LED Color	Indicates	Action
Green	The power supply’s input	No action necessary.
	power is acceptable.
	Normal Operation.
Red	The power supply’s input	Inspect the power
	power is not sufficient.	supply’s power outlet,
		the power cord, and the
		power cord’s connection
		to the electrical outlet.
Off	The power supply has no	Make sure the power
	input power.	supply’s power switch is
		in the On (-) position.
		Make sure the power
		supply’s power cord is
		securely plugged into the
		power supply and
		securely plugged into an
		electrical outlet. Also
		make sure the electrical
		outlet is operating
		properly.
	Table 3-2. POWER OUT LED
LED Color	Indicates	Action
Green	The power supply’s	No action necessary.
	output (DC) power is
	sufficient. Normal
	Operation
Red	The power supply’s	Contact Cabletron
	output power is not	Technical Support.
	sufficient.

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