Fixing 2 broken ALESIS HR-16s (in depth): batteries, screens, faders, restoring factory patterns

Chapters 0:00 HR-16 History 2:52 Diagnosing HR-16 #1 4:04 Self-test procedure 7:32 Swapping EPROMS 8:45 Replace screen and battery 11:18 Loading factory patterns 14:26 Diagnosing HR-16 #2 16:34 Replacing battery, screen and AC jack 17:10 Self-test 17:53 Replace faders 23:49 Final test (and expense report)