If you have to execute repairs to your Yamaha DT 50 R then it is usually a good plan to own a Workshop Manual to keep just for a reference should you need to know ways to remove a specific component like the Dashboard and install it again efficiently.
Yamaha DT 50 R Workshop Manuals are able to offer specified diagnostic info for your automobile so if something is faulty it will help you identify what the situation is and some ways to fix it. Then you are able to decide if you can do this on your own or in case the job is too big you can still make a reservation for your DT 50 R in with a suitable repair garage.
Yamaha DT 50 R manual