OptiPlex G1の取扱説明書・マニュアル [全174ページ 1.59MB]
optiplex-g1_User%27s%20Guide_en-us.pdf
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Diagnostic Video Tests: Dell OptiPlex GX1 Small-Form-Factor System User's Guidefile:///C|/infodev/2013/eDoc/OpGX1/UG/viddiag.htm [2/21/2013 11:47:27 AM]Video Memory TestThe Video Memory Test verifies the integrity of the video memory either on the system board or on a videoexpansion card. As the test runs, it describes which 64-kilobyte (KB) block of video memory is being tested.When a test is complete, a message indicates whether the video memory has passed or failed the test. Thistest does not require any interaction on your part.Video Hardware TestThe Video Hardware Test verifies the operation of the cursor registers and the horizontal and verticalretrace bit registers. When a test is complete, a message indicates whether these registers have passed orfailed the test. This test does not require any interaction on your part.Text Mode Character TestThe Text Mode Character Test consists of a group of subtests that display printable characters andcharacter attributes. The subtests check character quality and the monitor's ability to display the characterscorrectly on its screen. A prompt at the bottom of each screen asks the user to decide whether the display issatisfactory and to respond by typing y or n.If you respond affirmatively to each subtest, the Text Mode Character Test passes. A negative response toany subtest causes the test to fail.The following subsections describe the subtests of the in the order in which theyappear:Character Attributes Subtest (80 x 25)Character Set Subtest (80 x 25)Video Scan Alignment SubtestCharacter Attributes Subtest (40 x 25)Character Set Subtest (40 x 25)Character Attributes Subtest (80 x 25)The 80-column x 25-line character attributes subtest displays four lines of text that demonstrate normal-intensity video, reverse video, intensified video, and blinking video. Figure 1 shows an example of the 80-column x 25-line character attributes subtest screen.Figure 1. 80-Column x 25-Line Character Attributes Subtest Screen
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