Safety Interlock; Centering The Lamp - Nikon T1-FM Instructions Manual

Turning on the lamp
Set the power switch to on (to | side) to turn on the lamp.
• The arc of the lamp will stabilize about 10 minutes after being turned on.
• If the lamp does not light after 5 or more seconds have elapsed, set the power switch to off (to
), unplug the power cord, and refer to the chapter "
• The power supply starter stabilizer will activate if the lamp does not light for 30 seconds or more
after turning on the power switch. Set the power switch to off and refer to the chapter
VI
" Troubleshooting". Also, press the start/reset switch in the power supply rear panel using the
tip of a thin pen and try turning on the power again.
Turning off the lamp
Set the power switch to off (to
for temperature inside the lamp to return to normal before turning it on again.
2

Safety interlock

This attachment includes a safety interlock mechanism. The safety interlock mechanism activates
in the following cases to automatically stop lamp output and turn off the lamp.
The lamp socket is not properly connected to the lamphouse.
The lamp socket is disconnected from the lamphouse while the lamp was lit.
(Never disconnect while lit.)
3

Centering the lamp

Center the lamp each time it is replaced. The image may appear darker or illumination may appear
uneven if the lamp is not properly centered.
Perform centering by pushing in as far as possible the changeover lever on the side to which the
filter block for B excitation or G excitation is attached.
WARNING
• Never perform centering with the filter block for UV excitation placed in
the optical path. Harmful UV light from the lamp may enter the eyes,
possibly resulting in loss of eyesight (worst case).
• Perform centering after the arc image stabilizes.
• Place a piece of thin, white paper such as plain paper or a business card
on the stage in order to view the arc image. Do not light the lamp unless
a piece of paper is placed on the stage.
IV Operation of Each Part
5 Mercury lamp and lamphouse
) to cut the power and turn off the lamp. Wait about 10 minutes
E-18
VI Troubleshooting".