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OptiPlex G1の取扱説明書・マニュアル [全174ページ 1.59MB]

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]Back to Contents PageDiagnostics Video Tests: DellTM OptiPlexTM GX1 Small-Form-FactorSystem User's GuideOverview Text Mode Pages TestVideo Memory Test Graphics Mode TestVideo Hardware Test Color Palettes TestText Mode Character Test Solid Colors TestText Mode Color TestOverviewThe Video Test Group of the Dell Diagnostics consists of the following tests, each of which verifies aparticular video function or group of functions:Video Memory Test - Checks the integrity of characters generated from data in the video memory.Video Hardware Test - Checks the functions of the cursor register and the horizontal and verticalretrace bit registers.Text Mode Character Test - Checks the video subsystem's ability to present text mode data.Text Mode Color Test - Checks the video subsystem's ability to present color in text modes.Text Mode Pages Test - Checks the video subsystem's ability to map and present all available videotext pages on the monitor screen, one page at a time.Graphics Mode Test - Checks the video subsystem's ability to present graphics mode data andcolors.Color Palettes Test - Checks the video subsystem's ability to display all available colors.Solid Colors Test - Checks the video subsystem's ability to show screens full of solid colors. Allowsyou to check for missing color subpixels.All of these tests, except the Video Memory Test and the Video Hardware Test , are interactive. Theseinteractive tests display images on the monitor screen and require the user to respond with the followingsteps:1. Examine a displayed image for correctness.2. If an image is correct, type y .3. If an image is incorrect, type n .

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