Figure 33. Stack And Status Leds; Table 16. Stack Led Descriptions - Allied Telesis 48Ts/X Installation Manual

Chapter 2: Virtual Chassis Stacking
64
Stack Member Identification
When a switch becomes a member of a VCStack it is assigned a Stack
Member-ID. Stack status information is displayed on the STACK and
STATUS LEDs on the switch's front panel, shown in Figure 33.

Figure 33. STACK and STATUS LEDs

The LEDs that indicate the switch's status within the stack are shown in
Table 16.

Table 16. STACK LED Descriptions

LED State
MSTR Off
Solid
Green
L/A 1 Off
Solid
Green
Flashing
Green
STACK STATUS
MSTR FAULT
1
MASTER
L/A
2 RPS
L/A
PRES PWR
Description
The switch is not part of a stack or is a member
unit of the stack.
The switch is the master unit of the stack.
Stack Port 1 has not established a link to a
stacking port on another VCStack stacking
module.
Stack Port 1 has established a link to a
stacking port on another VCStack stacking
module.
Stack Port 1 has established a link to a
stacking port on another VCStack stacking
module and is sending or receiving packet
traffic.