Appendix D Indicators
The following introduces the status and meaning of each indicator on the CiTRANS
R820.
D.1
Indicators on the Cabinet
Three indicators are available on the lintel of the CiTRANS R820 cabinet door.
Table D-1 describes the status of each indicator.
Table D-1
Indicators on the Cabinet
Indicator
Status
Description
Power indicator (green)
ON
The equipment is operating normally.
OFF
The equipment is disconnected from the power
supply.
Critical/major alarm
indicator (red)
ON
The equipment has a critical or major alarm.
OFF
The equipment does not have any critical or
major alarm.
Minor alarm indicator
(yellow)
ON
The equipment has a minor alarm.
OFF
The equipment does not have a minor alarm.
D.2
Indicators on the Fan Control Card
The fan control card provides indicators to indicate the operating status of the card.
Table D-2 describes indicators on the fan control card.
Table D-2
Indicators on the Fan Control Card
Indicator
Meaning
Description
ACT (green)
Operating indicator
If the indicator is on, the fan control card is
powered on.
ON: The fan control card is powered on.
ALM (red/yellow)
Alarm indicator
ON (red): The fan control card has a critical
alarm.
ON (yellow): The fan control card has a non-
critical alarm.
Version: A
D-1
