Service manual

Diagnostic Video Tests: Dell Latitude CP
Standard Code for Information Interchange (ASCII) character set in 80-column by 25-line text
mode. Figure B-1 shows part of the character set subtest screen.
Figure B-1. 80-Column x 25-Line Character Set Subtest Screen
Character Attributes Subtest (40 x 25)
The 40-column x 25-line character attributes subtest displays four lines of text, in 40-column by
25-line (double-wide) text mode, that demonstrate normal-intensity video, reverse video,
intensified video, and blinking video.
Character Set Subtest (40 x 25)
The 40-column x 25-line character set subtest displays all 256 characters in the ASCII
character set in 40-column by 25-line (double-wide) text mode. Figure B-2 shows part of the 40-
column x 25-line character set subtest screen.
Figure B-2. 40-Column x 25-Line Character Set Subtest Screen
Text Mode Color Test
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