If you want to perform fixes on your own Yamaha SR 500 S then it will always be a good idea to possess a Workshop Manual to keep just for reference should you need to know how to remove a particular component including Door and install it again in the correct way.
Yamaha SR 500 S Workshop Manuals provides exact diagnostic details with regards to your vehicle therefore if something is wrong it can help you figure out what the situation is and some ways to make it better. You can then decide if this can be done on your own or if ever the job is just too big you can make a booking for your SR 500 S in with a suitable garage.
Yamaha SR 500 S manual