2015OPERATIONSMANUAL
19
TOUCH SCREEN DOCTOR
THIS SCREEN IS USED TO TEST THE OPERATION OF THE COMPUTER
TOUCH SCREEN. THE SCREEN USES INFRARED BEAMS ACROSS THE
SCREEN TO READ AN INPUT AND HIGHLIGHTS THE ASSOCIATED
NUMBER ON THE SCREEN. IF A BEAM FAILS TO HIGHLIGHT GREEN THE
BEAM IS BAD, AND THE COMPUTER WILL NEED TO BE REPAIRED.
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