Big Buck Hunter Pro 
                            Technical Service Bulletin

To:  Parts and Service Managers				Date: April 1, 2008

Symptom: Big Buck Hunter Pro Games may intermittently go into test mode or give free credits. The games affected are in the following S/N ranges 11696-11900, 11960-12138, 12164-12622 and 9634.

Solution: Upgrade software to Version 1.22.

1.	Open back door of the Big Buck Hunter Pro and verify the I/O board has power and is connected to the computer (the board is located on the right hand side of the cabinet). The I/O board is connected to the computer through a Serial Cable.
2.	To access the PC, open the coin door.
3.	Open the DVD tray by pressing the button on the DVD drive.
4.	Insert the supplied recovery disk into the tray.
5.	Close the DVD tray by pressing the button on the DVD drive.
6.	Turn “off” the video game machine via the main AC switch
7.	Turn “on” the video game machine via the main AC switch. The disk recovery process begins automatically. Recovery may take 30 to 40 minutes.
8.	Look for a message at the bottom of the screen. When recovery is over, the message prompts you to remove your disk. Open the DVD tray by pressing the DVD drive button. Remove the recovery disk. Store it safely.
9.	Turn “off” the video game machine via the main AC switch.
10.	Turn “on” the video game machine via the main AC switch.

* Caution!  During the following process, don’t interrupt power or reset the game!

11.	The video game machine will do a first boot initialization procedure. This will take a few minutes. The video game machine will require that the guns be calibrated. The video game machine will automatically enter the gun calibration mode.

If you have any questions or need further assistance please contact Betson Enterprises at 800-524-2343 ext 3331  M-F  8:00am to 4:30pm EST.