DEFINITY ECS Release 8.2 Maintenance for R8.2csi
555-233-119 Issue 1
April 2000
Maintenance Objects
3-143ATM-EI (Expansion Interface Circuit Pack)
3
LEDs
The ATM Interface circuit pack has three LEDs:
■red indicates some alarm condition
■green indicates maintenanc e testing in progress
■yellow provides useful visual information reg arding the operating mode of
the ATM-EI and possible error conditions.
The possible LED states are in Table 3-61.
Table 3-61. ATMInterface LED codes
LED LED status Condition
Red Steady on Board is not healthy
Never on Normal cond itions
Red and
Green Red LED solid on
Green LED 200 ms on; 200 ms off Board is in the processes of booting
Green Steady on1
1. The green LED flashes between tests.
Maintenance is running tests on the board
100 ms on - 100 ms off No links to the board
Yellow 100 ms on -100 ms off Fiber Loss of Signal (LOS), LOF, MS_RDI,
MS_AIS, LCD, HP_RDI, HP_AIS, LOP, PSC
(See Table 3-65)
Yellow 500 ms on; 500 ms off Signal to the ATM switch is down
Yellow 2 s on; 0.2 s off ATM-EI is Expansion Archangel (EAA)
Yellow Ste a dy on ATM-EI activ e (PPN)
Yellow Never on ATM-EI standby
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