Allied Telesis AT-MCF2000M - Manual (Page 34)

Chapter 1: Overview
34
RS-232
Terminal
Port LED
The RS-232 Terminal port, used for local management of
the chassis or stack, has a L/A (Link/Activity) LED.
Figure 8. Link/Activity LED on the RS-232 Terminal Port
Table 3 defines the states of the LED.
Master Off This state is designated for future use.
Green The module is functioning as the master
management module of the stack.
Power Off The management module is not receiving
power or the power is not within the
permitted operating range.
Green The management module is receiving
power.
Table 2. General Status LEDs (Continued)
LED State Description
Table 3. Link/Activity LED on the RS-232 Terminal Port
State Description
Off This LED setting is reserved for future use.
Green The management module has established
a link to the console connected to the port.
Flashing
Green The management module is sending or
receiving data from the console connected
to the port.
EMENT
TERMINAL
0BASE-T RS-232
RESET
SD
RDY BUSY
MASTER
POWER
BOOT RDY FAULT
1000 LINK ACT 10/100 LINK ACT FDX HDX COL LINK ACT
PORT ACTIVITY
1199a
RS-232 Terminal
Port LED