Toshiba PORTEGE R830 Maintenance Manual page 165

Tests and Diagnostics
Subtest 07 Acceleration sensor
This subtest detects and corrects the each axis (X, Y, Z).
NOTE: Make sure that this subtest is executed on the following condition:
1. Flat desk with vertical plane to get the stability of machine.
2. The vertical wall or plane is necessary.
3. Prevent the machine from shake or shock.
<Example>
Set the machine
against the vertical plane
with the Front upward
Flat desk
The figure below shows the name and position of each side.
Left side
3-56 [CONFIDENTIAL])
Top
(heaven surface)
Back
PORTEGE R830 Satellite R830 Series Maintenance Manual (960-880)
Vertical plane
Right side
Front