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File No. 960-012
3.7
DISPLAY TEST
Subtest 1
Subtest 2
VRAM write/read/compare
This subtest writes constant data (FFFFH,
AAAAH, 5555H", OOOOH) and address data to
video RAM (256 Kbytes), and reads the data
written and compares it with the original
da.ta.
Character attributes
This subtest checks the following:
Normal Display
Intensified Display
Reverse Display
Blinking Display
(Monochrome monitor: Mode 7)
(Other monitor: Mode 1)
For color monitors, all seven colors used
(blue, red, magenta, green, cyan, yellow,
white) can be displayed as background colors,
foreground colors and high-brightness colors.
The display below appears on the screen when
this test is run.
CHARACTER ATTRIBO'l'ES
NEXT LINE SHOWS NORMAL DISPLAY.
NEXT LINE SHOWS INTENSIFIED DISPLAY.
1111111111111111111111111111
NEXT LINE SHOWS REVERSE DISPLAY.
NEXT LINE SHOWS BLINKING DISPLAY.
BBBBBBBBBBBBBBBBBBBBBBBBBBBB
PRESS [ENTER] KEY.
3-16
BLUE
RED
MAGENTA
GREEN
CYAN
YELLOW
WHITE
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