MTS Acumen Electrodynamic Test System Load Frame User Guide - Manual (Page 28)

Description Item
System is in service mode. To move the system out of service
mode, slide the Service Mode switch on the upper back of Red or White (Flashing)
the system, and click Interlock Reset. If problems continue,
contact MTS Technical Support.
Interlock cleared, standby power is on. White (Solid)
Interlock cleared, low power. Blue (Flashing)
Interlock cleared, high power, not running. Blue (Solid)
Interlock cleared, running state. Green (Solid)
Interlock cleared, temperature warning. Yellow (Solid)
Note:
The fans to cool the electric motor increase in speed
with increasing temperature and will become louder.
This is normal system operation, and it is not necessary
to shut down the system. Reducing the frequency
and/or force output of the system will allow the actuator
to cool down. The system status light will remain yellow
until the actuator has cooled down. If the electric motor
becomes too hot, power to the electric motor will be
28 MTS Acumen™ Electrodynamic Test System
Introduction