Having problems with your HP PC Laptops ?

Have got one hp pavilion dv4450ea laptop for repairing. It powers up and there is no display. The dvd drive doesn't work but the quick play indicators are glowing.The cooling fan also doesn't work. There is no shortcircuit in any components. The voltages at various branches are ok. Could you please give a chip level based instructions to repair it?


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Repair Help & Product Troubleshooting for HP PC Laptops

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