Some Common Hardware Problems And Their Solutions Part 1

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Issue printer error (orange or blinking light)
Diagnosis No light in power indicator of printer
Solution 
▪ Ensure that the printer is switched on.
▪Reconnect all the printer cables
▪switch off the printer and turn it in again.
Diagnosis No Paper or Paper Jam
Solution
▪Ensure that the printer has paper.
▪Remove any paper stuck in the roller.
▪Restart the printer
▪Try printing again

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Issue No Flashing light but cables properly connected
Diagnosis No printer driver
Solution 
▪ check the printer driver
▪if needed, update the driver
▪check the connectivity of the printer using the print manager.
▪if the printer is parallel port printer, verify the following settings:
▪Enter the computers CMOS setup.
▪Enable the parallel port.
▪Ensure that the printer is on parallel port mode.
▪Disconnect devices such as scanner or zip drive if they are parallel with the printer to ensure that they are not causing issues with the printer.

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Issue A program is not responding.
Diagnosis The computer is Frozen
Solution 
▪ press the Ctrl +Alt and delete keys simultaneously.
▪Open the Task manager and highlight the program's name. Then press the End Task button.
▪Manually turn=off the computer by pressing the on/off button.
▪once the computer responds again, run a virus check.
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Issue The keyboard is not working
Diagnosis improper connection
Solution 
▪ Ensure that the keyboard is connected to the computer.
▪in case of a wireless keyboard, try changing the batteries.
Diagnosis Key got stuck
Solution 
▪ switch off the computer
▪clean the keyboard with a damp cloth
▪ Restart the computer using the mouse.
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Issue New hardware or software is working incorrectly.
Diagnosis incompatibility issue with system configuration
Solution 
▪ check that the computer meets the requirements of the program or utility.
▪uninstall the program and then reinstall it.
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Issue The mouse is not working incorrectly
Diagnosis improper connection
Solution 
▪ Ensure that the mouse is securely plugged into the computer.
▪Ensure that the cord is not damaged.
▪ if the mouse is plugged into a USB hub or USB switch box, remove it and plug it directly into the computer.
▪in case of a cordless mouse, re-establish the connection by pushing the connection button on the underside of the mouse.
▪clean the mouse thoroughly.
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Issue The computer has no sound
Diagnosis problem in the soundcard or the audio driver
Solution 
▪ Go to the volume control in the system tray and check the volume and the mute check boxes.
▪check the input and output wires of the speakers.
Diagnosis improper sound settings
Solution
▪check the functioning of audio drivers.
▪check the functioning of the sound card.
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Issue Pc not connecting to the Network through LAN
Diagnosis Problem in Network configuration
Solution 
▪ Go to the network setting and check if the Ethernet is enabled.
▪check the working of the modem.
▪check all the wires and connections.
▪check the LAN card.
▪check the IP Address and DNS settings.
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Issue No power
Diagnosis improper connection
Solution 
▪ Ensure that the power cord is plugged into the supply.
Diagnosis Faulty PSU or SMPS unit
Solution 
▪ check whether PSU is putting out enough voltage.
▪Switch off the computer and detach all devices.
▪Reinstall each device one by one.
▪Switch on the computer after each device.
▪if the system does not switch on after installing a particular component, replace it.
▪check the SMPS unit.
▪ if the system does not switch on after reinstalling all the devices, it may be a motherboard or CPU problem.

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