BX2 MAINTENANCE MANUAL
MAINTENANCE PROCEDURE
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4. BX2 inspection sheet
MODEL :
CHECK DATE :
S/N :
CHECKING BY :
CHECK POINT
CHECK CONTENTS
RESULT
REF. PAGE
1) When the power switch is turned on, the lamp is lit
and the brightness can be varied by adjustment knob.
OK / NO
18, 19, 20
2) When the light preset switch is set ON, the previously
set voltage can obtained regardless of brightness
adjustment knob position.
OK / NO
1. Electrical unit
3) The voltage of light preset switch can adjusted in a
prescribed range.
OK / NO
1) The coarse/fine focus adjustment knob is smoothly
moved without tightness or unevenness.
OK / NO
17
2) The tension of coarse focus adjustment knob can be
adjusted by the adjustment ring.
OK / NO
2. Coarse/fine focus
adjustment knob
3) The coarse upper limit lock is effective.
OK / NO
1) The stage is fixed by the clamping screw.
OK / NO
2) The stage can be rotated clockwise or
counterclockwise while holding the clamping screw
after the screw is loosened.
OK / NO
3) The stage should not fall spontaneously.
OK / NO
4) A specimen is held securely by the specimen holder.
OK / NO
3. Stage
5) The X/Y movement is smooth without unevenness,
backlash or slipping.
OK / NO
14, 15, 16
1) The interpupillary distance adjustment can be
operated smoothly in working range.
OK / NO
2) When changing the interpupillary distance,
the displacement of optical axis is not apparent.
OK / NO
3) The diopter adjustment ring is moved smoothly
in working range.
OK / NO
4) The optical axis of left side coincides with that of right
side.
OK / NO
11, 12, 13
5) The light path selector knob is moved smoothly.
OK / NO
6)The tilting angle is easily adjusted and its angle
is stable. (U-TBI / U-ETBI only)
OK / NO
4. Observation tube
7) When changing the tilting angle, the optical axis
displacement is not apparent. (U-TBI / U-ETBI only)
OK / NO
5. Revolving
nosepiece
1) The revolving nosepiece can be rotated smoothly
and stops at the click position.
OK / NO
1) The vertical movement of condenser is smooth.
OK / NO
6. Condenser
2) The centering of field iris diaphragm can be adjusted in
a movable range with the condenser centering knobs.
OK / NO
7. Illumination
1) The field/aperture iris diaphragm ring is moved normally.
OK / NO
1) Observation image is normal.
Without flares /ghosts / vignetting /uneven illumination
OK / NO
2) When photographed, there is no unevenness or
shading on the film surface.
OK / NO
8. Visibility
(Observation)
3) Dust and dirt are not noticeable in observation or
photomicrography.
OK / NO
8, 9
Remarks:
