Xantrex Technology GPIB-M-XT - Manual (Page 49)

Operation
Front Panel LEDs
Release 2.1 47
Front Panel LEDs
The status LEDs on the front panel give an instant indication to the status of the
power supply.
In addition, the XFR and XHR series power supplies have the following additional
indicators.
LED Description
REM Unit is operating under remote control. Remote settings apply.
SRQ Unit is requesting service
S/D Unit is in shutdown due to tripped protection mechanism,
command, or interlock
LED Description
ERR Unit has encountered an error
ADR Unit is receiving a command
OVP Unit is shutdown due to a hardware over-voltage condition.
OTP Unit is shutdown due to an over-temperature condition.
ACF Unit is shutdown due to an AC input failure condition (AC line may
be high or low.)
POL Used to indicate the AUX A status condition is true.
FLT Used to indicate the AUX B status condition is true.