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11. Trouble Shooting
11. 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 "flickers."
66
Cause/Remedy
Make sure that voltage is available.
Make sure that the stand is connected to the
power supply.
Check the cable connections.
Check whether the fuse is defective and re-
place it if necessary (→ p. 71).
Transmitted light:
Ensure that the lamp in the integrated trans-
mitted light illumination or in the 107/2 lamp
housing (DM2500) is not defective.
Lamp replacement → p. 24f
Fluorescence:
Open the shutter (→ p. 61).
Make sure that the lamps are connected to
the power supply and that they are not defec-
tive.
Lamp replacement → p. 26ff
Inform Leica Service and have the supply unit
fuse checked.
Remove all unneeded filters from the light
path.
Center the lamp (106 z lamp housing) (→ p. 39ff).
Replace the old lamp (→ p. 24ff).
Be sure that there is no loose connection at
the power supply.
Replace the old lamp (→ p. 24ff).
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