Keys Fitness 560 - Manual (Page 8)

10. Open BATTERY COVER. Install 4 “D” size batteries. The
+ and - end of each battery must face in the same direction
as the + and - shown inside the console case.
CAUTION: DO NOT use rechargeable batteries. Using
rechargeable batteries will cause a short circuit and
destroy monitor.
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11. Carefully plug EXTENSION WIRE, PICKUP WIRE and
HAND PULSE WIRES into back of CONSOLE. Connect
CONSOLE to HANDLEBAR BRACKET with MACHINE
SCREWS.