Toshiba PORTEGE T130D, PROT130D

Chapter 3 Test Program for Field.

Subtest 08 "H" Pattern Display

This subtest displays a full screen of "H" patterns.

HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

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 were selected for Test Loop on the Test Parameter

Menu.

Subtest 9 Video DAC Register W/R/C

This subtest writes data patterns to the Video DAC register lookup table (PEL

Address register), then reads the new data, and compares the result to the

original data patterns. The original content of the Video DAC register is saved

in RAM and restored after the test is completed.

The test data patterns are 00H, 15H, 2AH and 3FH.

NOTE: If NO is selected for Test Loop on the Test Parameter menu,

“Screen will remain blank” displays on the screen while the test is

executing. When the test is complete the Display Test menu displays.

If YES is selected for Test Loop on the Test Parameter menu, “The Screen

will remain blank” displays on the screen and then the screen flickers due

to the fast screen refresh while the test is executing. Press Ctrl + break to

return to the Display Test menu.

Satellite T130D,Satellite Pro T130D and PORTEGE T130D Maintenance Manual (960-Q08)