Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon | Cases not involving a machine defect | Reference | |
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| The brightness is adjusted to an extremely low level. | 25, 26 | |
| Adjust BRIGHTNESS to a higher level using the menu | ||
| function. |
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No pictures are | The computer cannot detect the projector as a plug |
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displayed. | and play monitor. | 11 | |
(continued) | Make sure that the computer can detect a plug and play | ||
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| monitor using another plug and play monitor. |
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| The BLANK screen is displayed. | 21 | |
| Press BLANK button on the remote control. | ||
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Video screen | The FREEZE function is working. | 21 | |
display freezes. | Press FREEZE button to restore the screen to normal. | ||
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| Color settings are not correctly adjusted. | 25, 26, | |
Colors have a | Perform picture adjustments by changing the COLOR | ||
faded- out | TEMP, COLOR, TINT and/or COLOR SPACE settings, | 31 | |
appearance, or | using the menu functions. |
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Color tone is | COLOR SPACE setting is not suitable. |
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poor. | Change the COLOR SPACE setting to AUTO, RGB, | 31 | |
| SMPTE240, REC709 or REC601. |
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| The brightness and/or contrast are adjusted to an |
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| extremely low level. | 25, 26 | |
| Adjust BRIGHTNESS and/or CONTRAST settings to a | ||
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Pictures appear | higher level using the menu function. |
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The WHISPER function is working. | 25, 35 | ||
dark. | Select NORMAL for WHISPER item in the SETUP menu. | ||
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| The lamp is approaching the end of its product |
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| lifetime. | 51, 52 | |
| Replace the lamp. |
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| Either the focus and/or horizontal phase settings are |
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| not properly adjusted. | 18, 30 | |
Pictures appear | Adjust the focus using the focus ring, and/or H PHASE | ||
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blurry. | using the menu function. |
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| The lens is dirty or misty. | 55 | |
| Clean the lens referring to the section “Caring for the lens”. | ||
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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.
ViewSonic | 59 | PJ758/PJ759/PJ760 |