GUIDE IN KNOWING COMPUTER ISSUES

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Thank you for sharing these troubleshooting tips for various computer issues. It's always helpful to have a guide like this to reference when encountering problems. I'll provide some additional details and suggestions for each issue you've listed:

1. If the monitor LED is blinking, it can indicate a problem with the connections. In addition to checking the monitor cable, data cables, RAM, display card, and CPU connections, you can also try disconnecting and reconnecting them to ensure a secure connection.

2. Continuous three beeps usually indicate a problem with the RAM connection. Try removing and reseating the RAM modules to ensure they are properly inserted into the slots.

3. Three beeps, with one long and two short, typically indicate a problem with the display card connection. Check the connection between the display card and the motherboard, ensuring it is firmly seated in the slot.

4. Three long beeps, occurring periodically, can indicate a problem with the BIOS or RAM. Try resetting the BIOS by removing the CMOS battery from the motherboard for a few minutes and then reinserting it. If the issue persists, try testing the RAM modules individually or with a different motherboard.

5. Continuous non-stop beeping can be caused by a keyboard problem, such as a key being pressed for an extended period of time. Check the keyboard for any stuck keys and ensure it is functioning properly.

6. If the computer automatically restarts, it can be due to various issues, including RAM connection problems and issues with the power supply unit (PSU). Check the RAM connection and ensure the PSU is providing stable power to the components.

7. If there is no display on the screen at all, it may be due to a wrongly connected hard disk cable. Check the connection and make sure it is connected correctly, following any orientation marks (e.g., a red mark) on the cable. Restart the system after making the correct connection.

8. If the power LED is off, check the main power cord, the power supply unit (S.M.P.S.), and the motherboard connections. Ensure the power cord is securely plugged in, the S.M.P.S. is receiving power, and the motherboard connections are properly seated.

9. If the system is showing a CMOS error, it may indicate a depleted or faulty CMOS battery on the motherboard. Replace the 3-volt battery with a new one and manually set the original settings in the CMOS setup.

10. If there is a FDD error or the floppy drive is not working properly, check the power cord of the floppy drive, the data cables, and the CMOS settings. Make sure the floppy drive is receiving power, the data cables are securely connected, and the CMOS settings are correctly configured for the drive.

11. If there is an HDD error or the hard disk is experiencing failure, check the power cord, the connection of the hard disk, the data cable, and the hard disk parameters in the CMOS or BIOS settings. Ensure the hard disk is receiving power, the connections are secure, the data cable is properly connected, and the hard disk parameters are correctly set.

12. If the motherboard hangs due to an unstable power supply, check the power supply unit (S.M.P.S.) for stability. Also, check if the RAM is functioning properly and if there are any software issues, such as using pirated software. Additionally, ensure the CPU fan is functioning properly to prevent overheating.

13. A dancing screen can be caused by various factors, including a loose display card connection, a virus problem, or a video memory problem. Check the display card connection, scan for viruses, and consider testing the video memory for any issues.

14. A shaking screen can be caused by an earthing problem or the presence of magnetic waves in the vicinity. Ensure proper grounding of the system and check for any sources of electromagnetic interference.

15. If the CPU cabinet gives a shock, it may indicate an earthing issue or a problem with the main power cord. Check the grounding of the system and ensure the power cord is not damaged or faulty.

16. A non-system disk error can occur if the floppy drive contains a non-bootable disk or if the CMOS parameters for the hard disk are not set correctly. Ensure that the floppy drive does not have a non-bootable disk inserted and check the CMOS settings for the hard disk. Additionally, make sure the hard disk has been properly formatted and partitioned.

17. If the system shows a missing operating system error, it may indicate that the necessary system files, such as command.com, io.sys, and ms_dos.sys, are missing. You can try using the "sys c:" command or formatting the drive with the "/u" and "/s" options to transfer the required files or reinstall the operating system.

18. If the command interpreter (command.com) is missing, it could be due to corruption or deletion. You can try replacing the corrupted file from another computer or reinstalling the operating system.

19. An I/O error can occur if the type of hard disk set in the CMOS is not correct or the operating system used for formatting is not compatible. Verify the hard disk type in the CMOS settings and ensure the operating system used for formatting is supported.

20. If a divide overflow message appears, it can be caused by file conflicts or crashes. Running the CHKDSK/F or SCANDISK command can help correct these issues.

21. If the hard disk makes noise while processing, it can be due to an unstable power supply, loose connections, bad sectors, or a failing hard disk. Check the power supply stability, ensure all connections are secure, run CHKDSK to check for bad sectors, and consider replacing the hard disk if necessary.

22. If the hard disk hangs while processing, it may indicate bad sectors on the disk. Use the CHKDSK or SCANDISK command to check for bad sectors and consider formatting the hard disk and partitioning it to exclude the problematic areas. Alternatively, using a standard power supply can help avoid bad sector issues.

23. If the hard disk is not detected, check the power connecto

 

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Thanks ts

 

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Salamat dito lods