Solved! HP PROBOOK 4520s CPU Upgrade

[shaswatjhajsr]

I have HP Probook 4520s base model. With i3 370M. I want to upgrade it to i5 or i7, i want to know what CPUs are compatible for my laptop to upgrade..I tried adding i5 2430M but my laptop screen goes black. What is the best CPU to upgrade my laptop to

 

[rgd1101]

https/support.hp.com/us-en/product/hp-probook-4520s-notebook-pc/4145198/document/c02057767
Intel Core i7-620M Processor (2.66 GHz, 4MB L3 cache)* Up to 3.33 GHz with Intel Turbo Boost Technology
Intel Core i5-540M Processor (2.53 GHz, 3MB L3 cache)* Up to 3.06 GHz with Intel Turbo Boost Technology
Intel Core i5-520M Processor (2.4 GHz, 3MB L3 cache)* Up to 2.93 GHz with Intel Turbo Boost Technology
Intel Core i5-430M Processor (2.26 GHz, 3MB L3 cache)* Up to 2.53 GHz with Intel Turbo Boost Technology

 

[rgd1101]

https/support.hp.com/us-en/product/hp-probook-4520s-notebook-pc/4145198/document/c02057767
Intel Core i7-620M Processor (2.66 GHz, 4MB L3 cache)* Up to 3.33 GHz with Intel Turbo Boost Technology
Intel Core i5-540M Processor (2.53 GHz, 3MB L3 cache)* Up to 3.06 GHz with Intel Turbo Boost Technology
Intel Core i5-520M Processor (2.4 GHz, 3MB L3 cache)* Up to 2.93 GHz with Intel Turbo Boost Technology
Intel Core i5-430M Processor (2.26 GHz, 3MB L3 cache)* Up to 2.53 GHz with Intel Turbo Boost Technology

 

[shaswatjhajsr]

https/support.hp.com/us-en/product/hp-probook-4520s-notebook-pc/4145198/document/c02057767
Intel Core i7-620M Processor (2.66 GHz, 4MB L3 cache)* Up to 3.33 GHz with Intel Turbo Boost Technology
Intel Core i5-540M Processor (2.53 GHz, 3MB L3 cache)* Up to 3.06 GHz with Intel Turbo Boost Technology
Intel Core i5-520M Processor (2.4 GHz, 3MB L3 cache)* Up to 2.93 GHz with Intel Turbo Boost Technology
Intel Core i5-430M Processor (2.26 GHz, 3MB L3 cache)* Up to 2.53 GHz with Intel Turbo Boost Technology

Are you sure if I replace my cpu with any of these my laptop will work fine without any other tweaks or hardware changes.
And thanks.