Ds-3 Status Leds - 3Com CoreBuilder 7000 Installation & Start?Up Manual

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HAPTER OWER

DS-3 Status LEDs

N
Figure 10 Interface Module LEDs
Table 11 Description of Interface Module LEDs
LED Color
PWR (Power) Green
FAIL Red
ACT (Activity) Yellow
Table 12 Description of Interface Module LEDs for Each Port
LED Color
LINK STATUS Green
FAIL Red
ACT (Activity) Yellow
The DS-3 status LEDs are found on the front panel of the DS-3 piggy.
Table 13 lists the LEDs of the DS-3 piggy.
Description
DC power input active.
CPU failure.
Should blink continuously when
operational.
Description
ATM physical layer is connected and
has no error.
ATM interface port test failure.
Reception and transmission of cells on
ATM link – should flash to indicate
traffic.
Source
Hardware
Hardware
CPU or
Watchdog
Software
Source
Software
Software
Software