Allied Telesis GS950 PS Series, Installation Manual, Page: 30 / 108

Chapter 1: Overview
30
LEDs
The switch LEDs are described in the following sections:
 “SYSTEM LED” next
 “POWER LED” on page 31
 “PoE MAX LED” on page 31
 “Link/Activity and PoE LEDs” on page 31
 “SFP LEDs” on page 34
Note
If all the port LEDs are off, the switch may be operating in the low
power mode. Use the eco-Friendly button to toggle on the LEDs.
See “eco-Friendly Button” on page 36 for more information.
SYSTEM LED
The GS950/18PS V2, GS950/28PS V2, and GS950/52PS V2 Switches
have a SYSTEM LED on the left side of the faceplate. Refer to Figure 8.
Figure 8. PoE MAX LED
Table 4 defines the LED states.
Table 4. SYSTEM LED
State Description
Off The switch is not receiving AC power.
Green The switch is operating normally.
Red A cooling fan has failed.