Mpj+, Psr+, Psf+ Joysticks Or Displays - Invacare Pronto M91 Service Manual

SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING

MPJ+, PSR+, PSF+ Joysticks or Displays

SYMPTOM
SPM L Park Brake Fault or
SPM R Park Brake Fault displays
and wheelchair does not drive.
CHARGER PLUGGED IN displays.
SPM Battery Fault displays and
the wheelchair does not drive.
JOYSTICK TIMEOUT displays
and the wheelchair does not drive.
JS REV TOO LARGE
JS FWD TOO LARGE
JS LFT TOO LARGE or
JS RGT TOO LARGE
displays and the wheelchair does not
drive.
NEUTRAL TESTING displays.
BAD JOYSTICK CAL VALUES
displays and the wheelchair does not
drive.
SPM NOT CONNECTED
SPM Communications Fault
displays and the wheelchair drives
slowly.
ATTENDANT ACTIVE and
displays.
Batteries draw excessive current
when charging.
Pronto® M91™and M94™
PROBABLE CAUSE
Motor lock levers disengaged
(Error code E9 or E10).
Battery charger connected
(Error code E28).
Batteries need to be charged
(Error code E14).
Joystick or input device is
disconnected (Error code 32).
The joystick or input device is
sending a value outside of the
reverse, forward, left or right
limits (Error codes E01, E02,
E03 or E04).
The joystick neutral test has
failed (Error code E18).
The joystick calibration values
are outside of the expected
range (Error code E19).
The MPJ or Display module is
not communicating with the
control module (Error code
E200).
The controller has determined
a fault during a previous turn-
off process (Error code E41).
The Proportional or Digital
Attendant control is active and
can be used to drive the chair
(Error code W05).
Battery failure.
Electrical malfunction.
28
SOLUTIONS
Engage motor lock levers.
Unplug battery charger from the
wheelchair.
Charge batteries. If batteries fail to
charge properly, check battery charger
or replace batteries. Refer to
Replacing the On-Board Battery
Charger on page 109.
Turn Off power, reconnect the
joystick of input device and turn
power On.
Replace joystick or input device.
Release the joystick and try to get the
joystick back into the center-most
position.
Recalibrate the joystick (joystick
throw procedure).
Check the connections between the
joystick or display and the controller.
Turn the power Off and then back On.
Replace the controller if necessary.
Turn the wheelchair Off and back On.
This is normal behavior.
Have batteries checked for shorted
cell. Replace if necessary.
Contact Dealer/Invacare for service.
Part No. 1125038