Executing The Diagnostic Test - Toshiba A20-S259 - Satellite - Pentium 4 2.66 GHz Maintenance Manual

3 Tests and Diagnostics
3.2

Executing the Diagnostic Test

Toshiba MS-DOS is required to run the DIAGNOSTICS TEST PROGRAM. To start the
DIAGNOSTIC TEST PROGRAM, follow these steps:
1. Insert the Diagnostics disk in the floppy disk drive and turn on the computer while pressing
U.
(The Diagnostics Disk contains the MS-DOS boot files.)
NOTE: To execute the CD-ROM or DVD-ROM test, make sure the CD-ROM and CD-
ROM drive or DVD-ROM and DVD-ROM drive is installed in the computer.
The following menu will appear:
NOTE: To exit the DIAGNOSTIC TEST MENU, press Esc. If a test program is in
progress, press Ctrl + Break to exit the test program, or press Ctrl + C to stop the test
program.
3-4
3.2 Executing the Diagnostic Test
Satellite A20 Maintenance Manual (960-444)