Yamaha LPX510 MCXSP10 Manual - Page 71
Sync., Synchroni, zation, Tracking, IBM PC/ AT-compatible computers.
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Glossary Sync. (Synchronization) Tracking VGA XGA The signals output from computers have a specific frequency. If the projector frequency does not match this frequency, the resulting images will not be of a good quality. The process of matching the phases of these signals (the relative position of the crests and troughs in the signal) is called "synchronization". If the signals are not synchronized, problems such as flickering, blurriness and horizontal interference can occur. The signals output from computers have a specific frequency. If the projector frequency does not match this frequency, the resulting images will not be of a good quality. The process of matching the frequency of these signals (the number of crests in the signal) is called "tracking". If tracking is not carried out correctly, wide vertical stripes will appear in the projected images. A type of image signal with a resolution of 640 (horizontal) × 480 (vertical) dots which is used by IBM PC/ AT-compatible computers. A type of image signal with a resolution of 1,024 (horizontal) × 768 (vertical) dots which is used by IBM PC/ AT-compatible computers. 68