Touch test
1. Open the control-panel system diagnostic tests. See Open the control-panel system diagnostic tests
on page 119.
2. Use the down arrow button to scroll to 2 Touch Test, and then press the OK button to select it.
Figure 2-32 Open the touch test
3
. Use your nger to touch the white grid on the display.
Figure 2-33 Touch the white grid
126 Chapter 2 Solve problems ENWW
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