3com DUA3700-0BAA04 Manual De Usuario
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4-Port Interface Module LEDs
5-5
4-Port Interface
Module LEDs
Module LEDs
Figure 5-2 shows the 4-port interface module LEDs. Table 5-3 and
Table 5-4 list the permanent 4-port interface module panel LEDs.
Table 5-4 list the permanent 4-port interface module panel LEDs.
Figure 5-2 Interface Module LEDs
Table 5-3 Description of Interface Module LEDs
LED
Color
Description
Source
PWR (Power)
Green
DC power input active.
Hardware
FAIL
Red
CPU failure.
Hardware
CPU or
Watchdog
CPU or
Watchdog
ACT (Activity)
Yellow
Should blink continuously when
operational.
operational.
Software
Table 5-4 Description of Interface Module LEDs for Each Port
LED
Color
Description
Source
LINK STATUS
Green
ATM physical layer is connected and
has no error.
has no error.
Software
FAIL
Red
ATM interface port test failure.
Software
ACT (Activity)
Yellow
Reception and transmission of cells on
ATM link – should flash to indicate
traffic.
ATM link – should flash to indicate
traffic.
Software