Juniper Networks manual Component Descriptions, Chassis Status LEDs in EX2200 Switches

CHAPTER 2

Component Descriptions

•Chassis Status LEDs in EX2200 Switches on page 11

•Network Port and Uplink Port LEDs in EX2200 Switches on page 12

•Management Port LEDs in EX2200 Switches on page 14

•Power Supply in EX2200 Switches on page 14

•Cooling System and Airflow in an EX2200 Switch on page 15

Chassis Status LEDs in EX2200 Switches

The front panel of an EX2200 switch has two chassis status LEDs labeled SYS and ALM on the far right side of the panel, above the uplink ports (see Figure 4 on page 11).

Figure 4: Chassis Status LEDs in an EX2200 Switch

Chassis status LEDs

SYS ALM

0 1 2 3

SPD

DX

EN

POE

g027003

Table 4 on page 11 describes the chassis status LEDs in an EX2200 switch, their colors and states, and the status they indicate.

Table 4: Chassis Status LEDs in an EX2200 Switch

LED Label	Color	State and Description
ALM	Unlit	There is no alarm.
	Amber	There is a minor alarm.
	Red	There is a major alarm.
SYS	Green	• On steadily—The switch is functioning normally.
		• Blinking—The switch is booting.
		• Off—The switch is off.

A major alarm (red) indicates a critical error condition that requires immediate action.

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