Specifications

Maintenance and Troubleshooting
ADDvantage-32 PLUS ● AC to DC Power Converter
7-5
TABLE 7-1. LED DEFINITIONS
TITLE COLOR DEFINITION
+5 V POWER ON Green Lights when power is present to keypad.
RUNNING Green Lights when a command is given to close the motor contactor.
Commands are RUN, JOG, or THREAD.
EMERG STOP OK Green Lights when emergency stop input is high and emergency stop reset has
been pressed.
DRIVE READY Green Lights when all internal faults have been cleared and fault reset has
been pressed. Drive ready and emergency stop inputs must be on to run
the unit.
USER LED Amber Can be set by user to illuminate when a digital bit in the data table goes
high.
CURRENT LIMIT Amber Lights during a positive or negative current limit. This is not a fault
condition; therefore, when the unit goes out of limit, the LED turns off.
FWD BRIDGE ON Amber Lights when forward bridge is being fired. Should light during forward
motoring or reverse regeneration.
REV BRIDGE ON Amber Lights when reverse bridge is being fired. Should light during reverse
motoring or forward regeneration.
DRIVE FAULT Red Lights when any fault occurs which shuts down the unit. Remains lit
until all faults are cleared.
FIELD LOSS Red Lights during an emergency stop on a field loss fault. Stays lit until
fault is cleared.
IOC FAULT Red Lights during an emergency stop on an instantaneous overcurrent fault.
Stays lit until fault is cleared.
NOTE
If all LEDs are flashing on/off, this indicates a loss of
communication between the drive and keypad.