29
Chapter
6
Products
Maintenance
6.1
Upgrade
maintenance
If
need
to
upgrade
and
maintain
the
product,
please
contact
your
local
service
personnel.
6.2
Routine
maintenance
Please
read
the
operating
manual
in
details
as
well
as
Troubleshooting
as
shown
in
the
next
section
to
implement
routine
maintenance.
6.3
Troubleshooting
Troubles
Causes
Solutions
The
smart
key
cannot
synchronize
,
or
is
abnormal
in
synchronization.
1.
Battery
voltage
is
low.
2.
synchronization
program
is
incorrectly
operated.
3.
Transmission
port
of
the
main
control
equipment
is
damaged.
1.
Charge
the
smart
key.
2.
Operate
the
synchronization
program
correctly.
3.
Renew
the
transmission
port
of
the
main
control
equipment.
Mechanical
coding
lock
is
opened,
but
unlocking
program
cannot
continue.
1.
The
internal
IRDA
device
of
the
smart
key
is
damaged.
2.
Unlocking
stem
is
offset.
1.
Send
the
smart
key
back
to
Zhuhai
Unitech
Power
Technology
Co.,
Ltd.
for
repairing.
2.
Re
‐
adjust
the
horizontal
position
or
send
it
back
to
our
company.
The
smart
key
cannot
receive
the
operation
order
sent
from
the
transmission
port
1.
The
smart
key
has
an
operation
order
that
is
out
of
receiving
state.
2.
Internal
IRDA
device
of
the
smart
key
is
damaged.
3.
IR
transmission
cover
is
blocked
badly
by
dirt.
4.
The
transmission
port
of
main
control
equipment
is
damaged.
1.
Clear
the
smart
key,
and
then
insert
the
transmission
port
to
receive
the
operation
order.
2.
Send
the
smart
key
back
to
Zhuhai
Unitech
Power
Technology
Co.,
Ltd.
3.
Sweep
the
dirt
and
clear
the
IR
transmission
cover.
4.
Renew
the
transmission
port
of
operation
order.
