Error Messages/Error Codes (Vr2 Control Unit) - Otto Bock 490E75 Series Service Manual

Troubleshooting
5.3.2

Error messages/error codes (VR2 control unit)

Error codes indicating the cause of warnings or errors that occur are output via a connected handheld programming
device. The PP1 or DTT handheld programming device can be connected for diagnosis (see Page 137).
INFORMATION
Only connect the programming device to the control system once the LED display is flashing. Should the program-
ming device be connected before flashing occurs the error code will not be displayed.
Error code Content
1320 Current limit was ex-
ceeded
1505 Brake error on left
motor
1506 Brake error on right
motor
1600 Battery overvoltage
1E03 Battery charger is con-
nected
1E04 Driving reduction/block
due to switch input
(Seat height adjust-
ment)
1E05 Drive-away lock due to
switch input (external
charging receptacle)
2C00 Low battery voltage
2C02 Switch-off due to low
battery voltage
2F00 Joystick warning
Defective joystick
3B00 Left motor not connec-
ted
3C00 Right motor not con-
nected
3D00 Error in the cabling of
the left motor
3D01
3E00 Error in the cabling of
the right motor
3E01
132 | Ottobock
Cause
e.g. defective plug connection,
cable break
Defective actuator or controller
e.g. defective plug connection,
cable break
Defective brake
Voltage too high
Loose battery contacts
Battery charger is connected to
charging receptacle
Seat in top position
Seat functions active
Defective seat height adjustment
sensor
Battery charger is connected to
charging receptacle
Battery deep discharge
Defective batteries
Joystick not in home position
when the unit is turned on
If the message continues to be
displayed even though the joy-
stick is centred:
Defective joystick
e.g. defective plug connection,
cable break
Defective motor
e.g. defective plug connection,
cable break
Defective motor
e.g. defective plug connection,
cable break
Short circuit on the battery cable
e.g. defective plug connection,
cable break
Short circuit on the battery cable
Possible measure
Check plug connections and
cable to actuator. Verify that actu-
ating drive can move freely.
Replace actuator or controller.
Check plug connections and
cable to brake.
Replace motor with brake.
Only drive the wheelchair at low
speed.
Check cabling/plug contacts.
If error persists: contact the
manufacturer.
Disconnect battery charger prior
to driving.
Move seat to lowest position.
Check cabling/plug contacts.
Replace and adjust seat height
adjustment sensor.
Disconnect battery charger prior
to driving.
Charge as soon as possible.
Check and replace batteries.
Position joystick in home position
prior to switch-on.
Replace the joystick/control
panel.
Check plug connections and
cable to left motor.
Check left motor.
Check plug connections and
cable to right motor.
Check right motor.
Check plug connections and
cable to left motor.
Check plug connections and
cable to left motor.
490E75=0_C