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VI. TROUBLESHOOTING
Failures
Causes
Actions
Revolving nosepiece not
In
Revolve It to click-stop
click-stop position.
position.
(p.12)
One side of
Place it stably by
image is dim.
Specimen rises from stage surface.
specimen clips on stage.
(p.12)
Stage tilted
Attach correctly.
(p.7)
Revolving nosepiece not
In
Revolve it to click-stop
click-stop position.
position.
(p.12)
Place It stably by
Image moves
Specimen rises from stage surface.
specimen clips on stage.
while being
(p 12)
focused.
Condenser lens not correctly
Centering.
(p.22)
centered.
Stage tilted.
Attach correctly.
(p.6)
NCB 11 filter not used.
Use NCB11 filter. (p 11)
Image tinged
yellow.
Lamp power source voltage too
Adjust the lamp voltage
low.
by manipulating the
Lamp power source voltage too
brig htness adJuster.
Use
Image too bright.
high.
the optional NO filter
cassette If the constant
Lamp power source voltage too
color temperature is to
low.
be deSIred.
(p. 11 &27)
Aperture diaphragm too restricted.
Open properly.
(p.23)
Not bright
Position correctly so the
enough (see also
Electrical) .
POSition of condenser too low.
vlewfleld diaphragm
Image IS formed.
(p.22)
Optical path change-over of
Changeover so that
100% of light enters
trlnocular tube not 100% binocular.
binocular part.
(p.24)
37
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