COMMON ERROR OF PC

1. MONITOR LED IS BLINKING

Check all the connections like

Monitor Cable, Data cables, RAM,

Display Card , CPU

connections.som

etimes loose connection may

cause

this type of problem.

2. CONTINUOUS THREE BEEPS

Problem in RAM

Connection .mostly of

beeping sounds produced form

RAM.

3. THREE BEEPS ( 1 Long 2 Short)

Problem in Display Card

Connection..MAK E IT CLEAN

4. THREE LONG BEEPS PERIOD WISE

Problem in BIOS or RAM (Basic

Input

Output System)(Ram Access

Memory)

5. CONTINUOUS NON-STOP BEEPING

Key Board Problem (I.e.; Some Key

is

pressed for Longer time)

6. FDD LED IS GLOWING

CONTINUOUSLY

Data cable to be connected

properly

(twisted cable).do not use

brakeble

wire.

7. NO DISPLAY ON THE SCREEN AT

ALL

Hard Disk cable connected

wrongly.

Connect rightly seeing the Red

mark

(Faces power supply) and then

Restart.chek it from cpu to

monitor.

8. POWER LED IS OFF

a. Check main power cord

b. Check S.M.P.S.

c. Check Mother Board connection

d. Check switch once again at cpu

and monitor

9. SHOWING CMOS ERROR

Replace 3 Volt battery of Mother

Board . Set Original Settings

Manually.(Refer CMOS Setup chart)

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10. SHOWING FDD ERROR OR

FLOPPY

DRIVE IS NOT WORKING PROPERLY

Check Power cord of FDD , Data

Cables , set CMOS & Finally the

Check

drive.

11. SHOWING HDD ERROR OR HARD

DISK FAILURE

a. Check Power Cord

b. Check connection of HDD

c. Check Data cable

d. Check Hard Disk parameters in

CMOS or Auto detecting Setting

Partitions by Fdisk Command, then

format it to set track 0.

12. MOTHER BOARD HANGS DUE TO

UNSTABILIZED POWER SUPPLY

a. Check S.M.P.S

b. RAM not functioning properly.

c. Software problem (due to using

pirated software)

d. CPU fan not functioning

properly.

e. warm air shouldn't be temperd

inside CPU.

13. DANCING SCREEN

a. Check Display card connection

b. Virus Problem

c. Video Memory Problem

14. SHAKING SCREEN

a. Earthing problem

b. Magnetic waves comes around.

15. CPU CABINET SHOCK

a. Check Earthing

b. Check main power cord.

16. NON-SYSTEM DISK ERROR

a. Floppy Drive having different

disk

(Non-Bootable Disk) OR CMOS

Parameters for Hard Disk may not

be

set properly.

b. Hard Disk Partitions may not be

created.

c. Hard Disk may not be formatted.

17. MISSING OPERATING SYSTEM

The System files missing namely

Ie;

command.com} -User File IO.SYS &

MS_DOS.SYS } - Hidden Files. These

above three files required for Start

up of the system that can be

transferred by using SYS C:

Command

OR While the time of formatting

by

using Format c:/u/s

18. MISSING COMMAND

INTERPRETOR

May the file Command.com is

corrupted OR Infected by Virus OR

Some one has Erased it.

19. SHOWING I/O ERRORa. The type

of Hard Disk in CMOS may not be

set

properly.

b. Operating system used for

formatting is not valid.

20. SHOWING DIVIDE OVER- FLOW

MESSAGE

a. May some Directories or Files

crash

with other files.

b. Use CHKDSK/F or SCANDISK

Command to correct it.

21. HARD DISK MAKING NOISE

WHILE

PROCESSING

a. Unstabilized power supply.

b. Check for Loose Contact.

c. Do not use Y Connectors for

Hard

Disk.

d. It may create Bad Sector OR

Weak

Hard Disk.

22. HARD DISK HANGS WHILE

PROCESSING

Check for Bad Sector by using

CHKDSK

or SCANDISK Command. If found

format the Hard Disk and set

Partition before that area.(This is

the

only procedure to use Hard Disk

with

Bad Sector) OR (To avoid Bad

Sectors

use Standard Power Supply)

23. HARD DISK NOT DETECTED

a. Check Power Connector

b. Check Data Cables

c. Check Jumpers

24. PARTITION NOT SHOWN

Operating System where the Hard

Disk formatted is not supported

with

present Mother Board. For Eg:

Hard

Disk formatted with Pentium

System

will hide their partitions for 486

System.

25. MMX/DLL FILE MISSING

May the above files may be

corrupted

due to power failure or Virus.

Make

available above files from other

Computer. OR Reinstall Windows

98

Operating System. (This procedure

will not make any effect on

existing

Data).

26. WINDOWS REGISTRY ERROR

This will happen due to sudden

ON/

OFF of the system. Final solution is

to

Reinstall Operating System.

27. DISPLAY COLOUR DOES NOT

MATCH

a. Configure Display Card properly

with their CD.

b. The Standard setting for

Windows

is set it to 800x600 for better

performance.

28. UNKNOWN DEVICE FOUND

May the Driver utility is not

provided

with operating system . Insert

Driver

CD and install software for the

above

Device...

vishal