Toshiba PORTEGE M400 Maintenance Manual page 168

3 Tests and Diagnostics
Subtest 02
3-50
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Touch Pad/IPS
This subtest checks the functions of the pointing stick as shown below.
A) Touch Pad/IPS stick pressure sensing direction and parameter.
B) Touch Pad/IPS switch function check.
This test reports the pointing stick motion response from the IPS and IPS
switch. When the stick is pressed towards the upper left, the <DIRECTION>
display changes according to the following illustration. If an IPS switch is
pressed, the <LAT> displays appear on the right side one by one. The
parameters appear on the center of the display. To exit this subtest, press the
four IPS switches at the same time.
[CONFIDENTIAL]
3.21 Only One Test
PORTEGE M400 Maintenance Manual (960-541)