36
Check
the
LCD
of
the
Treadmill
Controller.
It
should
be
lit
continuously.
There
should
be
text
on
the
LCD
(adjust
the
contrast
knob
fully
clockwise
to
view).
If
not,
contact
Columbus
Instruments.
This
may
be
an
indication
of
a
fault
within
the
Treadmill
Controller.
Check
the
serial
cable
between
the
host
computer
and
the
Computer
Interface?
When
properly
connected,
the
transmit
indicator
(top
left
yellow
LED
on
the
“CONTROLLER”
port
of
the
Computer
Interface)
will
flash
very
briefly
when
the
computer
sends
information
to
the
CI
‐
Bus.
Likewise,
the
receive
indicator
(top
middle
green
LED
on
the
“CONTROLLER”
port
of
the
Computer
Interface)
will
flash
briefly
when
any
device
sends
information
to
the
CI
‐
Bus.
Check
the
RJ
‐
45
cable
between
the
Computer
Interface
and
the
Treadmill
Controller.
It
should
be
fully
inserted
with
the
connector
locking
tab
snapped
into
the
jack.
8.2
Treadmill
Diagnostics
The
Treadmill
Diagnostics
provides
additional
controls
for
monitoring
the
treadmill
system
while
an
experiment
is
active.
To
access
the
Diagnostics
window,
select
“Tools
»
Treadmill
Control”
from
the
Treadmill
Software
main
window
.
The
window
is
divided
into
3
sections
(F
‐
57).
1.
The
top
section
displays
information
about
the
Treadmill
Controller
and
PC
communications.
2.
The
middle
section
provides
controls
for
reading
and
writing
the
acceleration
parameters.
3.
The
bottom
section
is
used
to
read
the
current
treadmill
belt
speed
and
distance
traveled.
Notes:
Values
outside
the
ranges
listed
may
not
be
accepted
and
may
cause
the
application
to
close.
Fractional
values
for
“Accel
Step”
and
“Max
Speed”
must
be
entered
with
the
decimal
point
(.).
Acceleration
will
be
zero
if
“Accel
Step”
=
0.0
or
“Accel
Int”
=
0.
“Max
Speed”
limits
the
treadmill
belt
for
“RUN”
and
“ACCEL”
modes
of
the
Treadmill
Controller.
1.
Click
the
Read
button
to
read
the
settings
currently
saved
in
the
Treadmill
Controller.
2.
Click
the
Write
button
to
apply
the
settings
and
save
them
to
the
Treadmill
Controller.
Figure
57
Summary of Contents for 0184-006M
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