ESR series service routers.ESR-Series. User manual
Indicator name Indicator function LED State Device State
Alarm Device alarm presence and
level indicator.
- -
VPN Active VPN sessions
indicator.
- -
Flash Activity indicator of
exchange with data
storages: SD-card or USB
Flash.
Orange Read/write operation execution with 'copy'
command.
Power Device power LED. Green Device power is OK. Main power supply, if
installed, is operational.
Orange Main power supply failure, fault, or the primary
network is missing.
Off Device internal power supply failure.
Master Indicator of failover modes
operation.
- -
Fan Cooling fan status. Off All fans are operational.
Red One or more fans has failed. Possible cause of
failure: at least one of the fans has stopped or is
working at lower rpm.
RPS Backup power supply
operation mode.
Green Backup power supply is installed and
operational.
Off Backup power supply is not installed.
Red Backup power supply is missing or failed.
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