1-6
Chapter 1: Overview
12.1-inch LCD Display
LCD Panel
The
12.1
‐
inch
LCD
panel
is
mounted
behind
the
front
plastic
bezel
of
the
enclosure.
At
least
one
TFT
(active
matrix)
is
supported.
Only
3.3
‐
volt
LCD
panels
are
supported.
A
field
replaceable
fuse
for
safety
protects
power
to
the
panel.
It
also
is
used
to
protect
the
system
against
damage
in
the
event
of
a
fault
in
the
LCD
panel.
LCD Adapter Board
The
7452/7453
‐
4000
uses
four
signals
(Panel
ID
bits),
which
are
used
to
identify
the
panel
being
used.
These
parameters
are
provided
in
the
LCD
harness.
The
Panel
ID
values
are
defined
as:
ID
Value
Panel Type
ID
Value
Panel Type
0
DSTN
‐
Sharp
LM80C312
8
TFT
–
Samsung
LTM1201SI
‐
T01
1
DSTN
Sharp
LM12S49
9
TFT
Type
2
(Reserved)
2
DSTN
Type
3
(Reserved)
10
TFT
Type
3
(Reserved)
3
DSTN
Type
4
(Reserved)
11
TFT
Type
4
(Reserved)
4
DSTN
Type
5
(Reserved)
12
TFT
Type
5
(Reserved)
5
DSTN
Type
6
(Reserved)
13
TFT
Type
6
(Reserved)
6
DSTN
Type
7
(Reserved)
14
TFT
Type
7
(Reserved)
7
DSTN
Type
8
(Reserved)
15
TFT
Type
8
(Reserved)
Any
LCD
panels
that
have
identical
electrical
and
timing
requirements
to
those
listed
may
also
use
the
same
ID
value.
