If you need to carry out adjustments on your own Yamaha XJ 650 Turbo then it will always be a great idea to have a Workshop Manual to use as personal reference if perhaps you want to know tips on how to take off a certain part like the Dashboard and fit it again accordingly.
Yamaha XJ 650 Turbo Workshop Manuals provide you with distinct diagnostic wisdom for the automobile so if something is playing up it helps you ascertain what the problem is and methods to resolve it. You can then determine if this can be achieved on your own or if the job is too big you could book your XJ 650 Turbo in to a suitable repair garage.
Yamaha XJ 650 Turbo manual