Fichas
Troubleshooting
Fichas del conjunto (47)
- 1Time/date resets to January 1 2000?Check lithium battery in CMOS
- 2Trouble with CPU?Check CPU fan, heat sink and thermal compound/ check overclocking setting in BIOS/ check if CPU is secure
- 3Noisy computer?Check CPU fan, case fan, power supply fan, and used compressed air and vacuum
- 4Ram issue?Reset modules/ clean with compressed air.
- 5RAM Over heating?check RAM heatsink
- 6BIOS beep codes or errors?check motherboard docs and use POST card tester
- 7Power issues?Test AC outlet with receptable tester or multimeter. Test power supply with PSU tester. Do not open power supply.
- 8Slow hard drive?Defrag it, use disk cleaner and scan drive with AV software
- 9Hard drive isn't recognized?Check connections, check in BIOS, initialize, partition and format in Disk Management
- 10No second screen on laptop?Check Fn key.
- 11Laptop display blank?check resolution settings, inverter, backlight, or damage to LCD
- 12Printer paper jam?Power cycle, check paper tray, rollers, paper type, fuser, and entire paper path
- 13Blank paper after printing?check toner cartridge and transfer corona wire
- 14Smudges or lines on printing?Check drum, primary corona wire, and replace toner cartridge
- 15Toner not staying on paper?Check fusing assembly
- 16Garbage printout?Check print driver
- 17Ghosted image when printing?Check drum and toner cartridge
- 18No connectivity with printer?Check power, network connection, whether printer is shared, proper IP address and whether printer is set up as default
- 19How to test network connections?patch tester, LAN cable tester, tone and probe
- 20How to test NIC or RJ45 jack port?loopback plug
- 21ipconfigdisplays current TCP/IP network configuration values
- 22ipconfig/allshows additional information such as MAC address
- 23pingtests whether another host is available over the network
- 24tracertsends packets to test destinations beyound the local computer network
- 25netstatShows the network statistics for the local computer. Displays TCP and UDP sessions by computer name and port
- 26nbtstatSHows network protocol statistics that use NetBIOS over TCP/IP connections. Shows core services running on local or remote machines
- 27nslookupused to query DNS servers to find out DNS details, including the IP address of hosts
- 28nslookupUsed to query DNS servers to find out DNS details, including IP address of hosts
- 29net useused to map network drives
- 30net viewview computers
- 31net stop and net startstop/start services
- 32net timesynchronize time
- 33netdomused to control active directory, add hosts to domain
- 34ifconfig (LINUX)Linux equivalent of ipconfig
- 35iwconfig (LINUX)Linux wireless equivalent of ifconfig
- 36is (LINUX)list directory contents
- 37chmod (LINUX)modifies permissions
- 38ps (LINUX)displays process information
- 39apt-get (LINUX)installs packages
- 40sudo (LINUX)executes commands as admin
- 41vi (LINUX)opens text editor
- 42passwd (LINUX)changes password
- 43shutdown (LINUX)brings system down
- 44No network connectivity?Check link light, patch cable, disabled NIC, wireless switch is off, IP configuration and Windows Network Diagnostics
- 45Limited network connectivity?Ping localhost, then move outward and use ipconfig/all
- 46Poor wireless signal?check distance, placement, antennas, and update hardware and software
- 47Get an APIPA address?ipconfig/release and /renew, check DHCP server
Información
- Descripción
- CompTIA CompTIA A+ Exam Fichas sobre Troubleshooting, creado por Shelby Hartsell el 29/12/2016.
- Creado por
- Shelby Hartsell
- Visitas
- 15
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- Valoración