Sharp XG-C55X XG-C55X Operation Manual - Page 98
Troubleshooting
UPC - 074000364219
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Page 98 highlights
Troubleshooting Problem No picture and no sound or projector does not start. Check • Projector power cord is not plugged into the wall outlet. • Power to the external connected devices is off. • The selected input mode is wrong. • Cables incorrectly connected to rear panel of the projector. • Remote control batteries have run out. • External output has not been set when connecting notebook computer. • The cover of the lamp unit is not installed correctly. • Cables incorrectly connected to the rear panel of the projector. • "Bright" is set to minimum position. Page 17 - 35 17 13 17 87 17 46 Sound is heard but no picture appears. • Picture adjustments are incorrectly set. 46 (Video Input only) • Video input system is incorrectly set. 66 (INPUT 1 and 2 only) • Input signal type (RGB/Component) is incorrectly set. 46 Color is faded or poor. • Adjust the focus. 26 • The projection distance exceeds the focus range. 27 (Computer Input only) • Perform "Fine Sync" Adjustments ("Clock" Adjustment) 48 • Perform "Fine Sync" Adjustments ("Phase" Adjustment) 48 Picture is blurred; • Noise will appear depending on the computer. - noise appears. • The "DNR" (Digital Noise Reduction) setting is not correct. 65 • Cables incorrectly connected to rear panel of projector. 17 • Volume is set to minimum. 35 • The MUTE display appears. 36 Picture appears but no sound is heard. An unusual sound is • If the picture is normal, the sound is due to cabinet shrinkage - occasionally heard caused by a room temperature changes. This will not affect from the cabinet. operation or performance. Maintenance • See "Maintenance Indicators". 83 indicator illuminates. Image cannot be captured. • The signal in INPUT 1 or 2 is not an RGB XGA (1024 × 768) signal. Images cannot be captured if the signals are different from the above. 67 -94