The best part of these service centers is that they would replace all the defective components with the original ones at the HP Service Center in Cavel. Hence, it is always recommended to go to these places when you have a faulty laptop with you. If the service center does not replace the faulty components with the original parts, then you may have to again feel sad but those things are gone now and you can confidently give your laptop away to the nearest HP centers.
Since HP Service Center in Mumbai people only deals with the sales of the original spare parts for all kinds of HP laptops that are in the market, you need not have to worry about anything at all and this would also save a lot of time for you as well. Take your laptop to these service centers to get it replaced with the original components.