Zapi 4Q - Description of Connectors

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2.3 DESCRIPTION OF CONNECTORS
pin function description
A1 CPOTT Potentiometer unit: connect to the cursor of the accelerator
potentiometer.
A2 NPOTT Negative pole of accelerator potentiometer.
A3 PPOTT Positive pole of accelerator potentiometer.
A4 TILLER Tiller/seat switch signal input (or hydro request input if the chop
per is configured as a floor washer).
A5 BELLY Quick inversion switch input.
A6 FORWARD Forward switch input.
A7 BACKWARD Reverse switch input.
A8 RV1 Cutback switch 1 input
A9 RV2 Cutback switch 2 input
A10 NEV1 Negative pole of solenoid valve 1
A11 NEB/NEV2 Negative pole of electric brake or solenoid valve 2.
A12 PEV2 Positive pole of solenoid valve 2.
A13 PEV1 Positive pole of solenoid valve 1.
A14 PEB Positive pole of electric brake.
A15 CM Common switch (voltage output using battery potential).
A16 KEY Key input.
B1 PCLRXD Serial reception positive.
B2 NCLRXD Serial reception negative
B3 PCLTXD Serial transmission positive.
B4 NCLTXD Serial transmission negative.
B5 GND Negative for powering console.
B6 +12 Positive for powering console.
B7 ---
B8 ---