Toshiba Satellite L450 series, Maintenance Manual

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3. Tests and Diagnostics
4
3.1 The Diagnostic Test
This chapter explains how to use the Test & Diagnostic program to test the functions of the
(Base on Los Angeles 10A+/10AG+/10AL+ T&D version 1.2) hardware modules. The Test &
Diagnostic Program is stored on the T&D diskettes. The program consists of a series of tests that
run automatically when the Diagnostics Program items are selected and executed.
NOTES: To start the diagnostics, follow these steps
1. Check all cables for loose connections.
2. Exit this program when you are at Main Menu.
The TEST & DIAGNOSTIC PROGRAM contains the following functional tests:
 CONFIG CHECK TEST
 Beep sound TEST
 FAN ON/OFF TEST
 MAIN BATTERY CHARGE TEST
 FDD TEST
 Memory check
 KEYBOARD TEST
 MOUSE(PAD) TEST
 LCD PIXELS MODE TEST
 MAGNETIC SWITCH TEST
 LAN TEST
 RTC TEST
 IEEE1394 CODE TEST
 Speaker EQ Check&Rewrite
 Button Test
 Front Edge logo Check
 1
st
HDD Test
 2
nd
HDD Test
 RDMI Test
 WDMI Test
You will need the following equipment to perform some of the Diagnostic test programs.

The diagnostics USB disk

A formatted working diskette for the floppy disk drive test (Floppy Disk Drive Test)

A LAN loopback