DISCO DAD 2H/6T, Troubleshooting Manual

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6. If the Image Rotates when the Object is Moved Along the Z axis:
There is some play in the Z axis adjusting screw, so the screw should be replaced.
7. When Water Leaks from the Water Cooling Joint:
- When water leaks from the water cooling joint part or the cap;
[Cause] This leakage is caused by corrosion of an O-ring or looseness of the joint of the cap.
[Remedy] Retighten the cap with a wrench or a screwdriver. If the water keeps leaking, replace the O-ring.
8. When Light is not Transmitted to the Ocular Lens or the TV Screen:
-
Either the ocular lens surface or the TV screen surface has become extremely darkened, or no light rays are
being transmitted to either the ocular lens surface or the TV screen surface;
[Cause] The adhered surface of the half prism is separated.
[Remedy] The half prism should be replaced by the manufacturer.
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