14
4.Wiring
The
wiring
is
done
from
top
to
bottom
in
sequence:
1
Connect
12Vpower
source
(accessory)
2
Connect
serial
line
(accessory)
to
the
projector
serial
port
3
Connect
audio
line
(accessory)
to
the
MIC
enter
(red
port)
interface
at
front
of
OPS
4
Connect
VGA
line
(accessory)
to
the
projector
VGA
interface
V.
Operational
Guidelines
for
the
Machine
1.Introduction
of
central
control
panel
1.1
Diagram
of
central
control
panel
1.2
Access
Control
Control
board
on
the
first
electric
power
will
be
initialized
to
the
system,
then
in
addition
to
the
number
in
the
entrance
guard
control
password
keyboard
effectively,
other
function
button
is
not
open,
including
the
entrance
card
(support
M1
card,
including
common
S50
and
S70
two
types
of
IC
card)
are
undocumented
status,
need
to
users
according
to
the
record
card
after
boot
steps
to
register
for
the
entrance
card.
There
are
warning
tone
and
indicator
lamp
in
each
time
of
using
card
and
entering
password.
If
it
is
unlocked
successfully,
the
buzzer
rings
and
RFID
indicator
lamp
turns
on;
if
it
fails,
the
buzzer
only
makes
“di
di”
sound
for
twice.
The
panel
will
get
locked
in
the
following
situations:
1)
shortly
after
electrified;
2)
pushing
down
the
lock
button
after
the
panel
is
unlocked;
3)
after
shutdown
of
the
system.
The
central
control
panel
system
has
preset
an
initial
password
888888
which
is
also
used
as
administrator
password.
The
initial
password
can
be
changed
by
users
and
the
factory
setting
can
also
be
restored
after
the
modification
of
the
initial
password.
For
details,
refer
to
the
digital
code
instructions.
1.3
System
Control
The
system
control
includes
three
buttons
which
are
on/off,
lock
and
restart.
The
system
control
is
mainly
one
key
switch
on/off
of
the
projector,
lock
of
the
central
control
