VIII Troubleshooting

2 Image Output

2Image Output

Symptom

No image appears.Only a crossline image appears on a white screen.The image is out of focus.The image is too dark or too bright.

Corrective action

Connect the cables securely.

Connect the cables firmly in their specified locations.

Connect the DS camera head correctly.

Remove the C mount cap from the DS camera head.

Place the subject within the field of view of the microscope or lens.

Direct the optical path of the microscope to the camera.

Set the exposure correctly.

=> See “2 Photographing Images” in Chapter VI.

Use a display compatible with the output format.

=> See “1.4.4 Adjusting Monitor Output for an External Monitor” in Chapter VI.

Avoid selecting the external monitor output only.

=> See “1.4.4 Adjusting Monitor Output for an External Monitor” in Chapter VI.

Connect the camera cable securely.

Set Sharpness on the CAM menu appropriately. => See “2 Photographing Images” in Chapter VI.

Turn off the electronic zoom function.

Focus the microscope or lens correctly.

Do not use the system in a vibration-prone place.

Adjust the aperture diaphragm correctly. => See “Chapter V Microscope Adjustment.”

(The aperture diaphragm should be adjusted to approximately 70% to 80% of the numerical aperture of the objective, or 70% to 80% of the pupil of the objective.)

Avoid over-enlargement.

(The scaling factor should be set in a range of 500 to 1,000 times the numerical aperture of the objective.)

Set the exposure or tone to an appropriate level. => See “2 Photographing Images” in Chapter VI.

Set the microscope illumination at an appropriate level.

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