Allied Telesis AlliedView-EMS 3.11 DEVICE MANAGEMENT - Manual (Page 92)

AlliedView™-EMS 3.11 Device Management Guide Page 92 of 402
AT-8400
Device Manager LEDs for AT-8401 Management Module
LED State Description
FAN A Green
Gray
FAN TRAY A is installed and is operating correctly.
FAN TRAY A is not installed.
FAN B Green
Gray
FAN TRAY B is installed and is operating correctly.
FAN TRAY B is not installed.
MASTER Green
Gray
The switch is the master of an enhanced stack.
The switch is either a slave switch of an enhanced stack or
the switch is not a member of an enhanced stack.
RPS Green The switch is receiving power from the redundant power