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62 Runco LS-HB Installation/Operation Manual
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is consistent across the screen, that aspect ratio is maintained and that pixel phase
(see above) can be optimized.
• Sync Level (Component sources only): Select Sync Level to adjust the voltage level
of the LS-HB Sync signal detection circuitry.
Sync Level adjustment is occasionally necessary when a DVD player or HDTV source
signal drops “below black” (for example, during scenes with explosions or when
subtitles are present) and causes the projector to temporarily lose sync. If the Sync
Level from the source is persistently too low, the projector won’t sync with the source
at all.
The range is from 50 to 256 millivolts (mV) inclusive. The default setting is 240 mV and
should rarely require adjustment.
System Use the controls in the System menu, shown in Figure 4-11, to change the display
orientation and perform other, common installation tasks.
Figure 4-11. LS-HB System Menu
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