7302273
Beschreibung
Karteikarten von Shelby Hartsell, aktualisiert more than 1 year ago
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Erstellt von Shelby Hartsell
vor fast 8 Jahre
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| Frage | Antworten |
| Time/date resets to January 1 2000? | Check lithium battery in CMOS |
| Trouble with CPU? | Check CPU fan, heat sink and thermal compound/ check overclocking setting in BIOS/ check if CPU is secure |
| Noisy computer? | Check CPU fan, case fan, power supply fan, and used compressed air and vacuum |
| Ram issue? | Reset modules/ clean with compressed air. |
| RAM Over heating? | check RAM heatsink |
| BIOS beep codes or errors? | check motherboard docs and use POST card tester |
| Power issues? | Test AC outlet with receptable tester or multimeter. Test power supply with PSU tester. Do not open power supply. |
| Slow hard drive? | Defrag it, use disk cleaner and scan drive with AV software |
| Hard drive isn't recognized? | Check connections, check in BIOS, initialize, partition and format in Disk Management |
| No second screen on laptop? | Check Fn key. |
| Laptop display blank? | check resolution settings, inverter, backlight, or damage to LCD |
| Printer paper jam? | Power cycle, check paper tray, rollers, paper type, fuser, and entire paper path |
| Blank paper after printing? | check toner cartridge and transfer corona wire |
| Smudges or lines on printing? | Check drum, primary corona wire, and replace toner cartridge |
| Toner not staying on paper? | Check fusing assembly |
| Garbage printout? | Check print driver |
| Ghosted image when printing? | Check drum and toner cartridge |
| No connectivity with printer? | Check power, network connection, whether printer is shared, proper IP address and whether printer is set up as default |
| How to test network connections? | patch tester, LAN cable tester, tone and probe |
| How to test NIC or RJ45 jack port? | loopback plug |
| ipconfig | displays current TCP/IP network configuration values |
| ipconfig/all | shows additional information such as MAC address |
| ping | tests whether another host is available over the network |
| tracert | sends packets to test destinations beyound the local computer network |
| netstat | Shows the network statistics for the local computer. Displays TCP and UDP sessions by computer name and port |
| nbtstat | SHows network protocol statistics that use NetBIOS over TCP/IP connections. Shows core services running on local or remote machines |
| nslookup | used to query DNS servers to find out DNS details, including the IP address of hosts |
| nslookup | Used to query DNS servers to find out DNS details, including IP address of hosts |
| net use | used to map network drives |
| net view | view computers |
| net stop and net start | stop/start services |
| net time | synchronize time |
| netdom | used to control active directory, add hosts to domain |
| ifconfig (LINUX) | Linux equivalent of ipconfig |
| iwconfig (LINUX) | Linux wireless equivalent of ifconfig |
| is (LINUX) | list directory contents |
| chmod (LINUX) | modifies permissions |
| ps (LINUX) | displays process information |
| apt-get (LINUX) | installs packages |
| sudo (LINUX) | executes commands as admin |
| vi (LINUX) | opens text editor |
| passwd (LINUX) | changes password |
| shutdown (LINUX) | brings system down |
| No network connectivity? | Check link light, patch cable, disabled NIC, wireless switch is off, IP configuration and Windows Network Diagnostics |
| Limited network connectivity? | Ping localhost, then move outward and use ipconfig/all |
| Poor wireless signal? | check distance, placement, antennas, and update hardware and software |
| Get an APIPA address? | ipconfig/release and /renew, check DHCP server |
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