10
OptiFlex® 3 Continuous Passive Motion (CPM) Therapy Unit
5.1 OPTIFLEX3 SOFTWARE ERROR MESSAGES
5 TROUBLESHOOTING
A.
The information provided below is intended to
aid in troubleshooting Software Error Messages
of the OptiFlex3 units to “Board Level” only. No
component level troubleshooting information
is or will be provided by Chattanooga Group for
field troubleshooting of board components.
B.
Once a particular PCB has been determined as
bad, replace the suspected board.
ERROR
ERROR DEFINITION
PROBABLE CAUSE
POSSIBLE REMEDY
1 & 2
Pendant isn't communicating
correctly with unit.
Defective Cable, Pendant, or
Motor Control Board.
Replace the Cable, Pendant, or Motor Control
Board.
3
Error reading the EEPROM on the
Motor PCB.
Defective Cable, Pendant, or
Motor Control Board.
Replace the Cable, Pendant, or Motor Control
Board.
5
RTC battery voltage is too low
indicating bad battery.
Pendant Battery voltage is
low.
Replace Battery or Pendant.
6
A general error on the Motor PCB
has occurred.
Motor Control Board Failure.
Replace the Motor Control Board.
7
The Angle Potentiometer sensor is
out of range.
Carriage angle below -10°
limit.
Loosen the Femur Adjustment Knobs. Raise
the carriage to above zero and tighten the
Femur Adjustment Knobs. Turn the unit off
and back on with the power switch.
8
The Angle Potentiometer is not
changing when the carriage is
supposed to be moving.
Carriage obstruction or the
Angle Pot Screw is loose.
Femur Knobs loose.
Remove the obstruction.
Tighten the Angle Potentiometer Screw and
Calibrate unit.
Tighten Fermur Knobs
9
The Motor Tachometer does not
match expected value.
Motor Control Board Failure.
Replace the Motor Control Board.
10
The Motor PCB has not
communicated with the pendant
in a reasonable amount of time.
Motor Control Board Failure.
Replace the Motor Control Board.
11
The Motor PCB was reset via the
watchdog.
Motor Control Board Failure.
Replace the Motor Control Board.
Unit needs to be calibrated.
Various
Calibrate unit. Refer to
pages 32-34
for
calibration procedures.
