Section 9. Theory of Operation Toyota Orderpicker Model 7BPUE 15 Service Manual

Pinout Matrix

her side you should see around

1.5 in. to the right you should see around 15mVAC. 1.5 in. left you should see around 75mVAC.

Communication lines used by the steer controller card to tell the antenna card which frequency it should be looking for.

Communication lines used by the steer controller card to tell the antenna card which frequency it should be looking for.

Communication lines used by the steer controller card to tell the antenna card which frequency it should be looking for.

Communication lines used by the steer controller card to tell the antenna card which frequency it should be looking for.

B- to the antenna card.

Positive supply from the steer controller card power supply for the antenna card.

Shield that helps reduces noise interference in the AC voltage from the antenna card. It must be connected to Bon the at the filter card connection only.

This is the input from the left tractor sensor coil to the filter card. Centered over the wire you should see around 32mVAC.

1.5 in. to the right you should see around 15mVAC. 1.5 in. left you should see around 75mVAC.

JPW1-15

JPW1-13

JPS1-8

12 V SHIELD SPEEDFB A

Positive supply for the antenna card from the wire guidance manager power supply.

Shield that helps reduces noise interference in the AC voltage from the antenna card. It must be connected to Bon the at the filter card connection only.

This is a square wave generated whenever the drive motor is spinning. Voltage varies between OVdc and 6.5Vdc as the armature shaft rotates. The frequency varies directly with the speed. The steer controller uses the quadrature phase relationship between CH A & B to determine direction and speed.

+10.8 - 13Vdc w/key switch closed

<0.5Vdc wrt TP4 (B-) Sitting still either less than lVdc or approx. 6.5Vdc. Full throttle approx. 3.0Vdc