Hitachi CP-X250 User Manual - Page 50
The WHISPER function is working.
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Troubleshooting Phenomena that may be easy to be mistaken for machine defects (continued) Phenomenon Pictures appear dark. Pictures appear blurry. Cases not involving a machine defect The brightness and/or contrast are adjusted to an extremely low level. Adjust BRIGHTNESS and/or CONTRAST settings to a higher level using the menu function. The WHISPER function is working. Select NORMAL for the WHISPER item in the SETUP menu. The lamp is approaching the end of its product lifetime. Replace the lamp. Either the focus and/or horizontal phase settings are not properly adjusted. Adjust the focus using the focus ring, and/or H PHASE using the menu function. The lens is dirty or misty. Clean the lens referring to the section "Caring for the lens". Reference page 25 25 40, 41 30 44 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. 50