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After successful illumination, the two-color LED beneath the lamp's On/Off switch lights
up green to indicate that the lamp is on. Should the lamp fail to light, the two-color LED
lights up red. This indicates a malfunction of the lamp. Press the On/Off switch again to
reset the lamp. See
Protective eyewear must be worn when using this equipment - Intense
ultraviolet radiation present.
Never look directly into the light beam, as this can cause eye damage.
Turning the Lamp Off
Turn the Deuterium or Halogen lamp off by tapping the appropriate ON/OFF
seconds before powering off the unit.
Warming Up the Lamp
After starting the lamp, it must be followed by a warm-up period. The Deuterium lamp requires
40 minutes, while the Tungsten-Halogen lamp requires 20 minutes of operation to reach a state
of thermal equilibrium sufficient for calibration of equipment. During this warm-up period, the
intensity of the output power can vary substantially.
Manual Operation of the Shutter
The shutter on your DH-3PLUS device may be operated either manually or remotely by
utilizing the shutter switch on the front of the unit.
355-00000-003-01
Troubleshooting
for more information.
WARNING
3: Operating Instructions
switch.
Wait 60
13
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