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