CARE, FUSE REPLACEMENT AND SERVICE
ZEISS
Troubleshooting
Axioscope 5/7/Vario
130
430035-7344-001
03/2018
Problem
Cause
Solution
The left and the right field of view
cannot be brought together in one
image.
Distance of the eyepiece (distance of
the pupils) is not adjusted correctly.
Re-adjust the distance of the eyepiece,
see p. 85.
Focusable eyepieces are not adjusted
correctly.
Adjust focusable eyepieces according
to the user’s vision defect,
see p. 85.
Using the microscope fatigues the
eyes.
Distance of the eyepiece (distance of
the pupils) is not adjusted correctly on
the binocular tube.
Re-adjust the distance of the eyepiece,
see p. 85.
Focusable eyepieces are not properly
adjusted.
Adjust the focusable eyepieces
according to the user’s vision defect,
see p. 85.
Image brightness is unacceptable.
Adjust the lamp voltage or insert a
conversion filter.
Binocular tube is misaligned optically,
mechanically.
Call in service personnel for check-up/
repair.
Dirt or dust in the field of view.
Condenser is not focused properly
and front lens is not in the correct on
or off mode.
Focus the condenser and turn the
front lens either on or off
appropriately,
see p. 87 ff.
Opening of the aperture diaphragm is
too small.
Adjust the opening of the aperture
diaphragm according to the 2/3-rule
or according to the texture of the
sample,
see p. 87 ff.
Dirt of dust on optical surfaces of
objectives, eyepieces, condensers,
filters or samples.
Clean the optical surfaces of the
soiled components.
see p. 125.
Halogen lamp 12 V, 50 W does
not glow although the switch in
the “On” position.
Power plug is not plugged into the
outlet.
Insert the plug into the outlet. Make
sure outlet and instrument are
adjusted to the correct voltage.
Halogen lamp 12 V, 50 W is not
mounted.
Insert halogen lamp 12 V, 50 W,
see p. 60.
Halogen lamp 12 V, 50 W is defective. Exchange the halogen lamp 12 V,
50 W,
see p. 60.
Fuses are defective.
Exchange the fuses,
see p. 126.
The installed electrical equipment may
be defective.
Call in the service personnel to check
or exchange the components, if
necessary,
see p. 131.
No voltage in the power socket.
Use another power socket.
