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20 | 3M™ |
If you are using 3M™ MicroTouch™ MT 7 Software, launch the MT 7 Control Panel and follow the instructions on the Main tab. You'll be asked to touch 3 targets.
If you are writing your own drivers, you should provide your own video alignment tool.
Use the Paint program (Start> Programs> Accessories> Paint) to determine if you have multitouch operation. Retest the accuracy after you perform a calibration.