Toshiba Satellite L550 series, Maintenance Manual

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3. Tests and Diagnostics
Satellite L550/ProL550 Series Maintenance Manual Series T&D 3
3.1 The Diagnostic Test
This chapter explains how to use the Test & Diagnostic program to test the functions of the (Base
on Sunderland 10M/10MG T&D version 1.0) 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
Audio 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
BUTTON TEST
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HDD Test
RDMI Test
WDMI Test
HDCP KEY CHECK
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