106
9. Trouble Shooting
9. Trouble Shooting
Problem
Stand
The microscope does not respond.
Illumination
The image is completely dark.
The image is unevenly or not uniformly illumi-
nated.
The illumination fl ickers.
The lamp does not illuminate immediately upon
being switched on.
Cause/Remedy
Ensure that the AC outlet has power.
Ensure that the electronics box is connected to
an AC outlet.
Check the cable connections.
Inform Service and have the supply unit fuse
checked.
Open the shutter (→ p. 69).
Check the connections of the lamp housings
on the microscope (transmitted light/fl uores-
cence)
Ensure that the lamps are connected to the
power supply and are not defective.
Inform Service and have the ebq 100 supply
unit fuse checked.
Remove all unneeded fi lters from the light path.
Center the lamp (→ p. 79ff)
Replace the old lamp (→ p. 46, 50ff).
Be sure that there is no loose connection at the
power supply.
Replace the old lamp (→ p. 46, 50ff).
The ebq 100 must be switched-on repeatedly.
Hot Hg lamps should cool down before switch-
ing on again.
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