Toshiba Satellite U840 Maintenance Manual page 82

Press Enter if NO was selected for Test Loop on the Test Parameter Menu.
Press Ctrl + break if YES was selected for Test Loop on the Test Parameter
Menu.
Subtest 02 Character Set
This subtest displays the character codes 00H - FFH, using Mode 01H
(40*25). The screen below displays when this subtest is executed.
CHARACTER SET IN 40*25
Press
To exit this subtest and return to the Display Test menu:
Press Enter if NO was selected for Test Loop on the Test Parameter Menu.
Press Ctrl + break if YES was selected for Test Loop on the Test Parameter
Menu.
20
[Enter] Key
Test Program for Field.
Satellite U840 Tests and Diagnostics Manual