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User
’s Manual Page 6
JUMPER POSITION
5.1
Selecting the SCHP operation mode
The Safety Charge Pump uses pin 17 on port 2. When the SCHP is enabled on the board, then
the output of the terminals will be active while the Safety Charge Pump signal is present and
inactive while the SCHP is not present.
1-2: SCHP ON 2-3: SCHP OFF
Note: also, that Relay3 on can also be tied to pin 17 or 16 on port 2. If the jumper is set to be
tied to pin 17, then the relay will activate while the system is active. This can be ideal to control
power to DC servos or to handle servo brakes. Or enable/disable any other feature that is
associated to the system been active.