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Troubleshooting

If the line drawn is not continuos, broken,

or if you encounter problems with the

Touch function in other areas of the

projected image.

1 Check for presence of foreign objects on the

whiteboard.

2 Please refer to Part I to execute the Adjust

touch sensor area.

3 If there is halogen lamp near the projector and

whiteboard, light from the halogen lamp may

affect touch performance. If so,

a Turn off the halogen lamp.

b Shielding the halogen lamp light to

whiteboard or camera.

c Reduce Touch Sensitivity in driver. Doing so

may however affect touch performance at

whiteboard corners.

Problem (continued) Possible Solution (continued)

S520 Laser Touch QSC_A02-APCC.book Page 14 Thursday, May 8, 2014 4:54 PM

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Dell S520 Einstellungsanleitung Seite 16