NEC XG85-XG135LC Installation Manual
Also see for MultiSync XG135LC: Operation manualManualOperation manualSetup manualInstallation manual
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19Lens Focus AdjustmentAdjust the center focus and edge focus mechanically toobtain the best screen focus.NOTE:• Plug the power cord and turn on the projector before adjustment.• The lens focus adjustment must be performed for each lens.• Select the FOCUS test pattern using the TEST button on the fullfunction remote control.Proceed as follows:1 Press the R, G, or B button on the full function remote control toproject the CRT beam to be adjusted.• You can turn on or off each CRT beam(R, G and B)separately.2 Adjust the center focus.• Loosen the wing nut A. Rotate the lens using the wing nut Auntil the center of the screen is in focus.When you get the best center focus, tighten the wing nut A.NOTE: Do not over-tighten the wing nut.3 Adjust the edge focus.• Loosen the wing nut B. Rotate the lens barrel until the edge areaof the screen is focused. Tighten the wing nut B.4 Recheck center focus.• If it is out of focus, repeat steps 2 and 3.5 Repeat steps 1 to 4 for the other CRTs.6 Reinstall the front panel.EDGE FocusCENTERFocusBAWingnut AWingnut BPROJECTION CONFIGURATION CHANGE |
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