Russound MCA-C5 - Manual (Page 14)

14 Russound MCA-C5 User and Installation Manual
KEYpAd REAR
MDK-C5 Keypad (rear)
Controller
RJ-45 CAT-5e connection to
controller keypad input
OS Update Jumper
Selects "Run" or
"Program" mode
Foam Spacer
Remove spacers for better fit in
retrofit box or P-ring installations
External IR Connection
Four pole detachable
screw down connection for
optional external IR receiver
Programming Port
Insert cable here for firmware updates. Requires
Advanced Programming Cable P/N 2500-521065.
Cover
Remove to expose
Update port and jumper
CAUTION
Mounting screws must be hand-
tightened. Over-tightening the
mounting screws can cause the
buttons to jam and malfunction.