Always test your X-Arcade™ first if you have problems.
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Test Your X-Arcade™ First! - Online Test Utility Program
We have created the X-Arcade™ Test Utility Program to test the buttons and directions on the X-Arcade™ (microswitches), proper connection to the PC, as well as verifying that it is ready for MAME™. This program should be your first step to solving problems. Requires Java&tra ...