Troubleshooting

Phenomena that may be easy to be mistaken for machine defects (continued)

Phenomenon

Cases not involving a machine defect

Reference

page

 

 

 

 

 

 

The brightness and/or contrast are adjusted to an

 

 

extremely low level.

25, 26

 

Adjust BRIGHTNESS and/or CONTRAST settings to a

 

 

 

higher level using the menu function.

 

Pictures appear

The WHISPER function is working.

 

dark.

Select NORMAL for the WHISPER item in the SETUP

26, 35

 

menu.

 

 

The lamp is approaching the end of its product

 

 

lifetime.

50, 51

 

Replace the lamp.

 

 

Either the focus and/or horizontal phase settings are

 

 

not properly adjusted.

19, 30

Pictures appear

Adjust the focus using the focus ring, and/or H PHASE

 

blurry.

using the menu function.

 

 

The lens is dirty or misty.

54

 

Clean the lens referring to the section “Caring for the lens”.

 

 

NOTE • Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and it does not constitute or imply a machine defect.

60

Page 62
Image 62
Dukane 401-8755E-01 user manual Whisper function is working, Lamp is approaching the end of its product Lifetime