Toshiba Satellite 110 Series Maintenance Manual page 60

3.7 Display Test
To execute the Display Test, select 4 from the Diagnostic Test Menu, press Enter, and
follow the directions on the screen. The Display Test contains eleven subtests that test the
computer's display in various modes. Move the highlight bar to the subtest you want to
execute and press Enter.
Subtest 01 VRAM Read/Write
Writes constant data FFFFh, AAAAh, 5555h, 0000h, and address data to
video RAM (1 MB). This data is then read from the video RAM and com-
pared to the original data.
Subtest 02 Character Attributes (Mode 1, 13h)
Displays the following character attribute modes: normal, intensified, reverse,
and blinking as shown in the display below. The character attribute modes
display the foreground color and intensified color (16 colors or 16-level gray
scale) using black, blue, red, magenta, green, cyan, yellow, and white from the
color display. The display below appears on the screen when this subtest is
executed.
CHARACTER ATTRIBUTES
PRESS [ENTER] KEY
3-14
NEXT LINE SHOWS NORMAL DISPLAY.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NEXT LINE SHOWS INTENSIFIED DISPLAY.
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII
NEXT LINE SHOWS REVERSE DISPLAY.
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
NEXT LINE SHOWS BLINKING DISPLAY
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
00 08 ; BLACK
01 09 ; BLUE
04 0C ; RED
05 0D ; MAGENTA
02 0A ; GREEN
03 0B ; CYAN
06 0E ; YELLOW
07 0F ; WHITE
110 Series