13
If there is a component failure, do not attempt to open the Controller or Lamp enclosure of the EQ-
400.
Any service to the system must be performed only by factory authorized and trained technicians. To avoid
injury, under no circumstances should the user open or modify the Lamp or Controller enclosure.
7.
Troubleshooting Guide
If any errors are detected, a front panel indicator LED will be lit, indicating the source of the fault. The below
table describes the fault conditions and possible remedies.
Indicator
Fault condition
Possible remedies
LASER
OVERTEMP
Laser internal temperature too
high
1.
Check for sufficient Controller cooling water flow
2.
Ensure that cooling water temperature is between 18
and 24 degC
LASER FAULT
Laser module internal fault
1.
Cycle power to the PCU
2.
Contact Energetiq if condition persists
PCU FAULT
Controller internal temperature
too high
1.
Confirm that cooling fan is operating
2.
Ensure that fan opening and front panel vents are not
obstructed
PCU FAULT
Laser power not reaching setpoint
1.
Contact Energetiq
PCU FAULT
Internal power supply voltage low
1.
Contact Energetiq
PCU FAULT
Lamp failed to ignite
1.
If lamp was previously running, allow to cool for 5
minutes then try again
2.
Contact Energetiq if condition persists
LAMPHOUSE
OVERTEMP
Lamphouse internal temperature
too high
1.
Check for sufficient lamphouse cooling water flow
2.
Ensure that cooling water temperature is between 18
and 24 degC
LAMPHOUSE
INTERLOCK
Control Cable not connected
properly
1.
Ensure that the cable is plugged in and retaining
screws tightened at both ends (Lamp and Controller)
LAMPHOUSE
INTERLOCK
Laser fiber not connected
properly
1.
Ensure that the collimator bracket is seated in the
lamphouse, and the screws are properly tightened
LAMPHOUSE
INTERLOCK
Lamphouse cover loose or
missing
1.
Tighten or replace cover
2.
NEVER attempt to operate the unit with the lamphouse
cover removed
EXTERNAL
INTERLOCK
External interlock open
1.
Ensure that pins 5 and 13 of the remote I/O connector
are jumpered, or that pin 13 re5VDC from an
external supply
2.
Check any external interlock switches that may be
connected
COVER
INTERLOCK
Controller cover(s) not in place
1.
Ensure that covers are in place and screws properly
tightened
2.
NEVER attempt to operate the unit with the Controller
covers removed
Additionally, if the bulb fails to ignite within 6 seconds after the OPERATE switch was activated, the
LASER ON LED will go out, the PCU FAULT LED will be lit, and LAMP ON LED will remain off. If this
occurs, turn the OPERATE switch to the OFF position (down) and begin at Step 1 of start up again. If this
occurs multiple times, contact Energetiq service.
