Hi @Bhekumuzi Sindane
A 7 beep error code is a [https://www.dell.com/support/kbdoc/en-au/000132041/understanding-beep-codes-on-a-dell-notebook-pc#Notebooks|CPU failure]. (Click on ''Table of Contents > 2. Dell Notebook Systems > Latitude'' to find the list of beep error codes and their meaning, pertaining to Dell Latitude laptops).
Since the CPU in your laptop is hard mounted on the motherboard this means that you will need a new motherboard