86
9
Malfunction
Item
Malfunction
Detail Indication
Beeping
Pattern
Meaning of
Display
Replacement ( :Most Suspect, :Next Suspect)
Failure Judgment Condition
Indication
pattern at
time of mal-
function
Indication
pattern when
speed switch is
pushed up or
down
Au-
tono-
mous
As-
sis-
tant
Right Unit
Left Unit
Relay Board
Battery
CNT :Controller
board
DRV :Driver
board
ENC :Encoder
EMB :Electromagnetic
brake
Harness
:Wire harness between
relay board and each unit
CNT
Harness
CNT
Harness
DRV
Motor
ENC
EMB
Harness
DRV
Motor
ENC
EMB
Harness
[Status Transition Related]
Beeps
for 2.5
seconds
CAN bus-
off (CNT)
Beeps
for 2.5
seconds
CAN timed
out (CNT)
Beeps
for 2.5
seconds
Start failure
(CNT)
When starting, no “standby” signal
is received from the driver.
Beeps
for 2.5
seconds
Position
inconsis-
tency of left
and right
DIP rotary
switches
The left and right driver board (mo-
tor controllers) specifications are
different.
[Output Related]
Beeps
for 2.5
seconds
Direction
error
The difference between the direc-
tion of travel that the rider intends
by tilting the control lever and the
actual direction of travel of the
wheelchair exceeds the specified
value. (Occurs during over limit
traverse travel)
Beeps
for 2.5
seconds
Overspeed
[Joystick]
The average speed of the left and
right wheels exceeds the specified
value of the command value.
[Assistant]
The speed of the right or left wheel
exceeds the specified value re-
gardless of the command value.
[
Input Related
]
Beeps
for 2.5
seconds
Speed
volume
malfunc-
tion (lower
limit)
The speed adjustment volume volt-
age of the assistant controller is
over the specified value.
Beeps
for 2.5
seconds
Speed
volume
malfunc-
tion (upper
limit)
The speed adjustment volume volt-
age of the assistant controller is less
than the specified value.
Beeps
for 2.5
seconds
Reverse
switch mal-
function
Only 1 contact point (of the 2 con-
tact points) is engaged in the re-
verse switch of the assistant con-
troller.
Beeps
for 2.5
seconds
Forward
switch mal-
function
Only 1 contact point (of the 2 con-
tact points) is engaged in the for-
ward switch of the assistant control-
ler.
Beeps
for 2.5
seconds
Joystick
forward-
reverse
direction
malfunction
The forward-reverse direction volt-
age of the joystick does not have
the specified value.
Beeps
for 2.5
seconds
Joystick
left-right
direction
malfunction
The left-right direction voltage of the
joystick does not have the specified
value.