Dell S520 Projector - Manual (Page 16)

Troubleshooting
14
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