Energetiq LDLS EQ-400, Operation Manual

Page: 19 / 36

EQ-400 Operation Manual Rev.
Error! Reference source not found.
13
Power/Control Unit (PCU)
The Power/Control Unit contains:

Laser module

Laser power supply

Control electronics

Status indicator LEDs

Operate switch

Keyswitch

Interface connectors

Cooling water connectors
External features (refer to Figure 3):
Status Indicator LEDs
These LEDs indicate the system status. The function of these indicators is shown below in
Table
2 .
LED Label Meaning (when lit)
POWER OK AC power is connected to the EQ-400 PCU
LAMP ON UV Light is on
LASER ON Laser power is ON and laser light is being produced within the Lamp
House
REMOTE System is in remote control mode
LASER OVERTEMP Laser internal temperature too high
LASER FAULT Laser module internal fault
PCU FAULT One of the following has occurred in the Power/Control Unit:
1. Controller internal temperature too high
2. Laser power not reaching setpoint
3. Internal power supply voltage low
4. Lamp failed to ignite
LAMPHOUSE OVERTEMP Lamphouse internal temperature too high
LAMPHOUSE INTERLOCK One of the following has occurred in the Lamp House module:
1. Control Cable not connected properly
2. Laser fiber not connected properly
EXTERNAL INTERLOCK External interlock open
COVER INTERLOCK PCU cover(s) not in place
Table 2: Status Indicator LED Functions