3 Tests and Diagnostics
dynabook PORTEGE A30-E/TECRA A30-G,-J/dynabook S Series Maintenance Manual (960-931) [CONFIDENTIAL] 3-17
3.9 LCD Panel Test
To execute the LCD Panel Test, select 4 from the DIAGNOSTIC TEST Menu (Main Test
Menu), press Enter and follow the directions on the screen. Move the highlight bar to the
subtest you want to execute and press Enter.
Subtest 1 [LCD Panel Test]
This test displays the following 4 colors, Red, Green, Blue and Yellow, from the left
side of the display to right side, from the black to the maximum brightness. To back
to the LCD Panel test menu screen, press ENTER.
(Screen sample)
Subtest 2 [All dot on/off Test]
This test displays the white screen for 5 sec. and then the black screen for 5 sec. After
that, this test backs to the LCD Panel test menu screen automatically.
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