Trouble Shooting - Leica DM5500 B Manuel D'utilisation

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."
The lamp does not illuminate immediately upon
being switched on.
82
Cause/Remedy
Make sure that voltage is impressed.
Make sure that the CTR5500 or CTR6000
electronics box is connected to the power
supply.
Check the cable connections.
Inform service technician to change the fuses.
Open the shutter (→ p. 88).
Check the connection of the lamp houses to
the microscope.
Transmitted axis:
Reflected (Fluo) axis:
Make sure that the lamps are connected to
the power supply and that they are not defect.
Inform service technician to change the fuses
of the ebq 100.
Remove all unneeded filters from the light
path.
Center the lamp (→ p. 54ff).
Replace the old lamp (→ p. 24ff).
Be sure that there is no loose connection at
the power supply.
Replace the old lamp (→ p. 24ff).
The ebq 100 must be switched-on repeatedly.
Hot Hg lamps should cool down before
switching on again.