Precautions (Continued)

Inspection and maintenance

The product and its components must be inspected regularly by a specialist. (The product should be inspected once a year).

Camera Head Section

1.Leave installation of the product to a specially trained service personnel.

2.Connect the optional endoscope adapter DZ-E3U or DZ-E33U to lens mount of camera head.

Remove the cap from the lens mount (when cap is con- nected to the lens mount), align the screws of lens mount and endoscope adapter and turn the lens mount clockwise to tighten it.

Adapter

Endoscope

To Camera control unit

3.When the equipment is purchased, it is not yet sterilized. Endoscope adapter, camera head, and cable have to be sterilized at the hospital before use. For the method and condition of sterilization, refer to page 6.

4.The lens of the endoscope adapter may get clouded with moisture due to the difference in the external and internal temperature/humidity. When this happens, sterilize and remove the moisture collected at the lens of the endoscope adapter with a sterile swab.

Phenomena peculiar to CCDs

Pale, vertical streaks appear in the picture.

Monitor screen

High-intensity subject (electric light, lamp, the sunlight, etc.)

The following CCD-related phenomena may appear on the view screen during shooting.

These are caused by the CCD and are not malfunctions.

Smear Phenomenon

Occurs when a luminescent subject is captured.

Line Distortion

Striped patterns or lines appear as jagged patterns.

White or colored luminescent spot

When this unit is operated for a long time under high temperature, a white or colored luminescent spot may appear on the screen. In this case, it is necessary to lower the environmental operating temperature (refer to page 20 ).

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