Dell PowerEdge 6350 Installation And Troubleshooting Manual

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Dell PowerEdge 6350 Installation And Troubleshooting Manual Manual pdf 66 page image

5-16 Dell PowerEdge 6350 Systems Installation and Troubleshooting Guideá The speaker no longer functions. The problem could be a failure of the systemtimers as well as a failure of the speaker itself. Run the System Timers Test,followed by the System Speaker Test.á A peripheral device appears to malfunction. Run the Interrupt Controllers Test.á A spreadsheet program or other type of mathematical application runs abnor-mally slow, generates error messages concerning calculations or operations, runsincorrectly, or generates incorrect results, or a proven piece of the programappears to malfunction and you confirm that the software itself is not at fault.(You can confirm that the software is not at fault by moving the program toanother computer and running it there.)á The computer periodically locks up, especially at different places and times in dif-ferent programs.á The computer halts in the middle of performing calculations or complex mathe-matical operations.9LGHR7HVW*URXSThe subtests in the Video Test group verify the proper operation of the video control-ler and the video control circuitry installed in the computer. These subtests check forthe correct operation of the readable registers in the video circuitry and the controller.They write, read, and verify data patterns in the cursor registers of the controller. TheVideo Test group also tests all the video memory and provides additional subtests totest the color features of a color monitor.6XEWHVWVThe eight subtests in the Video Test group and the video functions they test follow:á Video Memory TestChecks the read/write capability of video memory in various video modes.á Video Hardware TestChecks the cursor registers and the horizontal and vertical retrace bit registers inthe video controller.á Text Mode Character TestChecks the video subsystem’s ability to present data in text modes.á Text Mode Color TestChecks the video subsystem’s ability to present color in text modes.á Text Mode Pages TestChecks the video subsystem’s ability to map and present all available video pageson the screen, one page at a time.