Elimination Technique
This is used whenever swapping technique is not possible.Elimination Technique is the process determining bad components of your pc.
1. Disconnect
a.)CD-ROM
b.)HD
2. Remove Expansion Cards
Like video cards, sound cards etc.
3. Remove memories and power up
Listen to beeping sounds
4. Remove all components of computer except from powersupply and mainboard.
If it doesn't power then we have a defective mainboard
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