Toyota 7BPUE15 Service Manual page 370

Toyota Orderpicker Model
12 V
SHIELD
SPEEDFB A
00700-CL222-05, 1 5
Service Manual
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 B-
on 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
determine direction and speed.
2005
March
9.
Section Theory of Operation
Steer
Controller
closed Card
Steer
Controller
(B-)
Card
Sitting still either Steer
less than lVdc or Feedback
approx. 6.5Vdc. Encoder
Full throttle
approx. 3.0Vdc
B to
Pinout Matrix
Antenna
Card
Antenna
Card
Steer
Controller
Card