Appendix
A
–
Upgrading
the
Modem’s
Firmware
30
Multi
‐
Tech
Systems,
Inc.
MT9234ZBA
‐
Series
User
Guide
Note:
If
the
message
ERROR:
No
valid
devices
detected
is
displayed,
verify
that
the
modem
is
turned
on
and
that
all
cables
are
correctly
and
securely
attached.
2.
Click
the
modem
to
be
upgraded,
and
then
click
Next
to
proceed.
3.
Select
the
port
to
be
upgraded
from
the
Port
list,
select
the
appropriate
.HEX
file
from
the
Hex
File
list,
and
then
click
Next
to
continue.
Note:
Do
not
use
FLASHLDR.HEX.
This
file
is
used
internally
by
Flash
Wizard.
4.
The
Progress
dialog
box
appears,
showing
a
status
bar
that
indicates
the
progress
of
the
upgrade.
Caution:
Any
disruption
of
the
program
during
this
stage
of
the
upgrade
can
cause
your
modem
to
become
inoperable.
Wait
for
the
Next
button
to
become
active
before
proceeding.
5.
When
the
flash
upgrade
is
complete,
the
message
Programming
Complete
appears.
Click
Next
to
continue.
6.
The
Results
dialog
box
appears
next.
Click
Finish
to
exit
Flash
Wizard.
Restoring
Your
Parameters
Your
modem
has
been
updated.
You
can
now
open
your
terminal
program
to
reprogram
your
modem
parameters
or
to
confirm
the
update
by
typing
ATI
in
the
terminal
window
and
pressing
E
NTER
.
