Nikon ECLIPSE Ti2-U Instruction Manual page 126

Chapter 5 Troubleshooting
Problem
The objective pupil is invisible.
Dirt or dust is highly visible in the pupil.
The image moves.
The focal deviation is high
when objectives are switched over.
Binocular images are not integrated
as a single image.
Eyes are tired during observation.
Assorted shutters
⃞
Open the dia-illumination shutter. (☞ 3.3.1)
⃞ Open the contrast shield. (☞ 3.3.6)
⃞
Open the motorized shutter. (☞ 3.3.7)
⃞
Adjusting the filed diaphragm and the aperture diaphragm. (☞ 3.3.3, 3.4.5, 3.13.2,
3.13.4)
⃞
Remove the light shielding plate module from the optical path. (☞3.4.6)
⃞
Open the FL turret shutter. (☞ 3.12.2)
Sliders
⃞
Move the filter slider (☞ 3.3.4), the analyzer slider (☞ 3.5.2), and the DIC slider
(☞ 3.9.2) to the limit position or the click position.
Optical path changeover
⃞
Correctly select the optical path of the microscope main body. (☞ 3.2.1)
⃞
Correctly select the optical path of the tube base unit. (Eyepiece tube base unit with
port: ☞ 3.7.1)
Light source / illumination
⃞
Turn on the illumination. (☞ 3.3.2, 3.3.7, 3.14.1)
⃞ Adjust the brightness using the brightness adjuster. (☞ 3.3.2, 3.3.7, 3.14.1)
Maintenance
⃞
Clean the surface of specimens and culture vessels
⃞
Clean the objective. (☞ 6.1.1)
⃞
Clean the eyepieces. (☞ 6.1.1)
⃞
Clean the condenser. (☞ 6.1.1)
⃞
If dirt or dust moves when the camera is turned, clean the camera.
⃞
Clean the relay lens. (☞ 6.1.1)
Check the upper surface of the condenser lens and the lower surface of the
objective.
Specimen / stage
⃞
Secure the specimen using the stage clip or the well clamper. (☞ 3.8.1)
⃞
Secure the specimen holder using the clamp screw. (☞ 7.17)
Binocular part
⃞
Correctly adjust the diopter of the eyepieces. (☞ 3.6.2)
Binocular part
⃞ Correctly adjust the diopter of the eyepieces. (☞ 3.6.2)
⃞
Correctly adjust the interpupillary distance. (☞ 3.6.3)
106
Check item