Checking the LEDs
Enterasys G-Series Hardware Installation Guide 3-3
Power LEDs
ThetwopowerLEDs,markedPWR1andPWR2,indicatevoltagefortheprimaryandsecondary
powerinputs.Table 3‐2describestheirstatus.
IOM Status LEDs
ThethreeIOMstatusLEDs,markedPOWEROFF‐SLOT2,SLOT3,andSLOT4,indicate
operationalstatusofinstalledmodulesasdescribedinTable 3‐3.
Fixed and IOM Port LEDs
Table 3‐4describesthestatusofRJ45and comboSFPportLEDsintheG‐Seriesfixedfrontpanel
andinstalledIOM(s).
Table 3-2 Power LED Definitions
Display Status
Off Power supply not present.
Green Normal operation.
Amber Not enough power for redundancy. Operating in additive power mode.
Red Power failure.
Table 3-3 IOM Status LED Definitions
Display Status
Off IOM module not present, or IOM(s) installed without. system reboot.
Solid Green Normal operation.
Blinking Green Booting up / shutting down.
Amber Safe to remove module. Refer to “Removing an IOM” on page 2-11 for correct
procedure.
Red Power failure.
Table 3-4 Port LED Definitions
Display Status
Off No link established.
Solid Green Ethernet link established without activity. For combo SFP ports, this indicates
power up.
Blinking Green Ethernet link established with activity.
Solid Amber
(RJ45 only)
Link established without activity and failure to provide power to powered devices.
For RJ45 ports, this indicates power up.
Blinking Amber
RJ45 only)
Link established with activity and failure to provide power to powered devices.
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