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Lcd bist, Starting lcd bist – Dell Inspiron 20 (3048, Early 2014) User Manual

Page 87

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Diagnostics

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The status area has four tabs:

• Configuration — Displays detailed configuration and status information

about all devices that can be tested using ePSA.

• Results — Displays all tests that are executed, their activity, and results

for each test.

• System Health — Displays the status of the battery, power adapter, fans,

and so on.

• Event Log — Provides detailed information about all tests.

The Stat column displays the status of the tests.

LCD BIST

LCD BIST (Built-In Self Test) helps you determine if a display problem is
caused by the LCD or some other part. The test may displays different colors
and text on the screen and if you do not notice the problem during the test
then the issue lies outside of the LCD.

NOTE: Peripherals may have diagnostics specific to them. For more
information, see the documentation of the peripheral.

Starting LCD BIST

1. Turn on or restart your computer.

2. Press at the Dell logo to access the Boot Menu.

NOTE: If you wait too long and the operating system logo appears,
continue to wait until you see the Windows desktop, then restart
your computer and try again.

3. Select Diagnostics and press .

4. If you do not see colored lines on the screen, press to enter the

LCD BIST.