4-15
4.7 Display Test
Subtest 01
VRAM read/write
This subtest writes constant data and address data to video RAM (256KB), then reads
the data written and compares it with the original data.
The constant data is FFFFh, AAAAh, 5555h, and 0000h.
Subtest 02
Character attributes (mode 1, 13h)
This subtest shows the following display modes and displays the foreground colors
and intensified colors (16 colors or 16 levels of gray) using black, blue, red, magenta,
green, cyan, yellow, and white from the color display.
Display Modes:
Normal
Intensified
Reverse
Blinking
The display below appears on the screen when this subtest is executed.
CHARACTER ATTRIBUTES
NEXT LINE SHOWS NORMAL DISPLAY.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NEXT LINE SHOWS INTENSIFIED DISPLAY.
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII
NEXT LINE SHOWS REVERSE DISPLAY.
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
NEXT LINE SHOWS BLINKING DISPLAY
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
PRESS [ENTER] KEY
To exit this subtest and return to the DISPLAY TEST menu, press
Ctrl + Break.
00 08 ; BLACK
01 09 ; BLUE
04 0C ; RED
05 0D ; MAGENTA
02 0A ; GREEN
03 0B ; CYAN
06 0E ; YELLOW
07 0F ; WHITE
Summary of Contents for T-Series T2200sx
Page 1: ...1 1 Chapter 1 Hardware Overview ...
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Page 17: ...2 1 Chapter 2 Operational Overview ...
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Page 43: ...3 1 Chapter 3 Troubleshooting Procedures ...
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Page 83: ...4 1 Chapter 4 Tests and Diagnostics ...
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Page 141: ...5 1 Chapter 5 Disassembly Procedures ...
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Page 169: ...6 1 Chapter 6 Reassembly Procedures ...
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Page 191: ...App 1 Appendices ...
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Page 196: ...App 6 Figure A 2 System board FSTFGx ICs back G G G G E F J H I K ...
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Page 200: ...App 10 Figure A 4 System board FSTFGx connectors back E A P Q ...
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Page 203: ...App 13 A 3 System Board FSTFGx OSCs Figure A 5 System board FSTFGx OSCs front F G H E ...
Page 204: ...App 14 Figure A 6 System board FSTFGx OSCs back A B C D ...
Page 215: ...App 25 Appendix C ASCII Character Codes Table C 1 ASCII character codes ...