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17 Cards in this Set
- Front
- Back
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Why do unexpecting shutdowns occur? |
-no warning, black screen Caused by excessive heat -higher CPU or graphics gaming Check all fans and heat sinks -checks the BIOS for fan status and temperatures -bad hardware:check device manager -could be anything |
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Why lockups occur? |
-when everything freezes like your mouse and keyboard but are still able to see information on the screen -checks for hard drive, status lights Ctrl-Alt-Del -update drivers and software patches -happens because of low RAM or storage space -do hardware diagnostics |
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POST code beeps? |
-Beeps mean failures -different for every system |
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Why would you get a blank screen on bootup? |
Bad video card issues |
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How to reset your BIOS time and data? |
Replace the CMOS battery on the motherboard |
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How to fix incorrect device boots? |
-Should be booting from a hard drive -set boot order correctly in BIOS settings -make sure the hard drive has a valid OS |
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Why continuous reboots occur? |
-need to determine where this reboot process is occurring -BIOS screen or OS splash screen or home screen? -in Windows, you can press F8 to boot from last known working configuration -also pressing F8 at start up, will give you a SAFE MODE option in Windows Disable automatic restarts in system properties -replacing hardware and check connections |
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Why no power? |
-maybe no power from the outlet -no power from your power supply -test with multimeter -NO POST=bad motherboard -if it's a bad power supply because it has enough to power the fans but not anything else |
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Why overheating? |
-heat comes from CPU, video adapters memory -checks fans, overflow, heat sinks, -checks your temperatures in the BIOS |
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Why loud noises? |
-computers should hum -rattling could mean loose components -scraping could mean the hard drive -clicking could mean fan problems -pop or smoke mean blown capacitor |
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Intermittent device failure? |
-bad adapter card installation -reseat and use all screws -caused by bad hardware with bad connection |
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Indicator lights? |
-POST codes on the motherboard Link light:lights up when it sees another Ethernet component at the other end of the cable |
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Smoke & burning smell? |
-Hardware issue -Unplug your system immeditaly -Locate bad components -replace them |
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Why do crash screens occur? |
-found a problem that your system could not recover from and stopped the entire OS from going further -blue screen of death must be restarted to get everything going again -make a note of all of the different messages this screen might be giving you |
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What is spin wheel? |
-spinning ball of death with colors -its really called macOS Spinning Wait Cursor -feedback that something is happening -the spin starts, but it never stops -applications bugs -bad hardware(HDD) -slow paging to disk -restart the computer |
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How to access Log Entries? |
-In Windows, in Event Viewer -Linux, /var/log -macOS X, utilites/console.app |
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Error messages? |
-very important to write down what it says |
