LG Flatron M2294d Owners Manual

							90
APPENDIX
EXTERNAL CONTROL DEVICE SETUP
RS-232C Setup
Connect the RS-232C (serial port) input jack to an
external control device (such as a computer or an A/V
control system) to control the product’s functions
externally.
Connect the serial port of the control device to the
RS-232C jack on the product back panel.
Note: RS-232C connection cables are not supplied
with the product.
Type of Connector; D-Sub 9-Pin Male
No.  Pin Name
1  No connection
2 RXD (
Receive data)
3 TXD (
Transmit data)
4DTR (
DTE side ready)
5 GND
6 DSR (
DCE side ready)
7 RTS (
Ready to send)
8 CTS (
Clear to send)
9 No Connection
RS-232C IN
(CONTROL & SERVICE)
15
69
RS-232C Configurations
7-Wire Configurations (
Standard RS-232C cable)
PC TV
RXD  2 3 TXD
TXD 3 2 RXD
GND 5 5 GND
DTR 46 DSR
DSR 6 4DTR
RTS 7 8 CTS
CTS 8 7 RTS
D-Sub 9 D-Sub 93-Wire Configurations(
Not standard)
PC TV
RXD  2 3 TXD
TXD 3 2 RXD
GND 5 5 GND
DTR 46 DTR
DSR 6 4DSR
RT S 7 7 RT S
CTS 8 8 CTS
D-Sub 9 D-Sub 9
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							91
APPENDIX
Use this function to specify a set ID number. 
Refer to ‘Real Data Mapping’. 
p p.
.9
95
5
Set ID
Select OPTION.
2
Select Set ID.
3adjust S Se
et
t 
 I
ID
D
to choose the desired TV ID number.
The adjustment range of SET ID is 1~99.
1
Hard of Hearing() : Off
Country :UK
Input Label
Key Lock : Off
Set ID
Power Indicator
DDC CI : On
Factory Reset
OPTIONMoveOKD
Set ID
Hard of Hearing() : Off
Country :UK
Input Label
Key Lock : Off
Set ID
Power Indicator
DDC CI : On
Factory Reset
OPTIONMoveOKD
Set IDF F 
  
  
  
  
  
  
  
  
  
  
  
 1G
G
Close
MENU
OK 
OK 
• Press the BACK button to move to the previous menu screen.
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							92
APPENDIX
01. Power   k  a 00 ~01
02. Aspect Ratio  k  c        Refer to p. 93
03. Screen Mute  k  d 00 ~01
04. Volume Mute  k  e 00 ~01
05. Volume Control  k  f 00 ~64
06. Contrast  k  g 00 ~64
07. Brightness  k  h 00 ~64
08. Colour  k  i 00 ~64
09. Tint  k  j 00 ~64
10. Sharpness  k  k 00 ~64
11. OSD Select  k  l 00 ~01
12 .  
Remote control lock modek  m 00 ~01
13. Balance   k  t 00 ~64
14.  
Colour Temperaturek  u 00 ~02
15. Abnormal Status k z 00 ~09
16. Auto Configure j u 01
17. Equalize j v       Refer to p. 95
18 .  
Tune Commandm a Refer to p. 96
19 .  
Channel Add/Skipm b 00 ~01
20. Key m c           Key Code
21. Control Backlight m g 00 ~64
22. Input select (Main) x b Refer to p. 96
Communication Parameters
ABaud rate : 9600 bps (
UART)
AData length : 8 bits
AParity : None
AStop bit : 1 bit
ACommunication code : ASCII code
AUse a crossed (reverse) cable.
Transmission
*  [Command 1] :  First command to control the TV.
(j, k, m or x)
*  [Command 2] :  Second command to control the TV.
*  [Set ID] :  You can adjust the set ID to choose
desired monitor ID number in option
menu. Adjustment range is 1 ~99. 
When selecting Set ID ‘0’, every
connected set is controlled.
Set ID is indicated as decimal (1~99)
on menu and as Hexa decimal
(0x0~0x63) on transmission/
receiving protocol.
*  [DATA]  :  To transmit command data.
Transmit ‘FF’ data to read status of
command.
*  [Cr]  :  Carriage Return
ASCII code ‘0x0D’
*  [   ]  : ASCII code ‘space (0x20)’
[Command1][Command2][  ][Set ID][  ][Data][Cr]
OK Acknowledgement
* The  TV  transmits  ACK  (acknowledgement)  based  on
this format when receiving normal data. At this time, if
the data is in data read mode, it indicates present sta-
tus data. If the data is in data write mode, it returns the
data of the PC computer.
[Command2][  ][Set ID][  ][OK][Data][x]
Error Acknowledgement
* The  TV  transmits  ACK  (acknowledgement)  based  on
this  format  when  receiving  abnormal  data  from
nonviable functions or communication errors.
[Command2][  ][Set ID][  ][NG][Data][x]
Transmission / Receiving Protocol Command Reference List
*When setting 15 ~22, a menu does not appear on screen.
COMMAND
1COMMAND
2DATA
(Hexadecimal)
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							93
APPENDIX
0 08
8.
. 
 C
Co
ol
lo
ou
ur
r 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 i
i)
)
GTo adjust the screen colour.
You can also adjust colour in the PICTURE menu.
Transmission
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][i][  ][Set ID][  ][Data][Cr]
Ack
[i][  ][Set ID][  ][OK/NG][Data][x] 0 04
4.
. 
 V
Vo
ol
lu
um
me
e 
 M
Mu
ut
te
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 e
e)
)
GTo control volume mute on/off.
You can also adjust mute using the MUTE button on
remote control.
Transmission
Data 00 : Volume mute on (Volume off)
01 : Volume mute off (Volume on)
[k][e][  ][Set ID][  ][Data][Cr]
Ack
[e][  ][Set ID][  ][OK/NG][Data][x]
0 02
2.
. 
 A
As
sp
pe
ec
ct
t 
 R
Ra
at
ti
io
o 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 c
c)
) 
 (
(M
Ma
ai
in
n 
 P
Pi
ic
ct
tu
ur
re
e 
 S
Si
iz
ze
e)
)
GTo adjust the screen format.(Main picture format)
You can also adjust the screen format using the
A As
sp
pe
ec
ct
t 
 R
Ra
at
ti
io
o
in the PICTURE menu.
Transmission
Data 01  :  Normal screen (4:3) 
02  :  Wide screen (16:9) 
04  :  Zoom1
05  :  Zoom206  :  Original
07  :  14:9
09  :  Just Scan
[k][c][  ][Set ID][  ][Data][Cr]
Ack
* Using the PC input, you select either 16:9 or 4:3
screen aspect ratio.
* In HDMI/Component(over 720p) mode, Just Scanis
available.
* You can only select Originalin UK digital teletext
(MHEG-5).
[c][  ][Set ID][  ][OK/NG][Data][x]0 05
5.
. 
 V
Vo
ol
lu
um
me
e 
 C
Co
on
nt
tr
ro
ol
l 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 f
f)
)
GTo adjust volume.
You can also adjust volume with the VOLUME buttons
on remote control.
Transmission
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][f][  ][Set ID][  ][Data][Cr]
Ack
[f][  ][Set ID][  ][OK/NG][Data][x]
0 06
6.
. 
 C
Co
on
nt
tr
ra
as
st
t 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 g
g)
)
GTo adjust screen contrast. 
You can also adjust contrast in the PICTURE menu.
Transmission
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][g][  ][Set ID][  ][Data][Cr]
Ack
[g][  ][Set ID][  ][OK/NG][Data][x]
0 07
7.
. 
 B
Br
ri
ig
gh
ht
tn
ne
es
ss
s 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 h
h)
)
GTo adjust screen brightness.
You can also adjust brightness in the PICTURE menu.
Transmission
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][h][  ][Set ID][  ][Data][Cr]
Ack
[h][  ][Set ID][  ][OK/NG][Data][x] 0 01
1.
. 
 P
Po
ow
we
er
r 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 a
a)
)
GTo control Power On/Off of the TV.
Transmission
Data 00 : Power Off 01  : Power On
[k][a][  ][Set ID][  ][Data][Cr]
Ack
[a][  ][Set ID][  ][OK/NG][Data][x]
GTo show Power On/Off.
Transmission
[k][a][  ][Set ID][  ][FF][Cr]
Ack
*  Similarly,  if  other  functions  transmit  ‘0xFF’  data  based
on  this  format,  Acknowledgement  data  feed  back
presents status about each function.
* OK Ack.,Error Ack.  and other messages may be display
on the screen when TV is power On.
[a][  ][Set ID][  ][OK/NG][Data][x]
0 03
3.
. 
 S
Sc
cr
re
ee
en
n 
 M
Mu
ut
te
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 d
d)
)
GTo select screen mute on/off.
Transmission
Data 00 : Screen mute off (Picture on)
01 : Screen mute on (Picture off)
[k][d][  ][Set ID][  ][Data][Cr]
Ack
[d][  ][Set ID][  ][OK/NG][Data][x]
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APPENDIX
1 12
2.
. 
 R
Re
em
mo
ot
te
e 
 c
co
on
nt
tr
ro
ol
l 
 l
lo
oc
ck
k 
 m
mo
od
de
e(
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 m
m)
)
GTo  lock  the  front  panel  controls  on  the  monitor  and
remote control.
Transmission
[k][m][  ][Set ID][  ][Data][Cr]
Ack
Data 00 : Lock off 01 : Lock on
* If you are not using the remote control, use this mode.
When main power is on/off, external control lock is
released.
[m][  ][Set ID][  ][OK/NG][Data][x] 1 11
1.
. 
 O
OS
SD
D 
 S
Se
el
le
ec
ct
t 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 l
l)
)
GTo select OSD (On Screen Display) on/off when
controlling remotely.
Transmission
[k][l][  ][Set ID][  ][Data][Cr]
Ack
Data 00 : OSD off 01 : OSD on
[l][  ][Set ID][  ][OK/NG][Data][x] 0 09
9.
. 
 T
Ti
in
nt
t 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 j
j)
)
GTo adjust the screen tint.
You can also adjust tint in the PICTURE menu.
Transmission
Data Red : 00 ~Green : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][j][  ][Set ID][  ][Data][Cr]
Ack
[j][  ][Set ID][  ][OK/NG][Data][x]
GTo adjust the screen sharpness.
You can also adjust sharpness in the PICTURE menu.
Transmission
1 10
0.
. 
 S
Sh
ha
ar
rp
pn
ne
es
ss
s 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 k
k)
)
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][k][  ][Set ID][  ][Data][Cr]
Ack
[k][  ][Set ID][  ][OK/NG][Data][x]1 13
3.
. 
 B
Ba
al
la
an
nc
ce
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 t
t)
)
GTo adjust balance.
You can also adjust balance in the AUDIO menu.
Transmission
Data Min : 00 ~Max : 64
* Refer to ‘Real data mapping 1’. See page 95.
[k][t][  ][Set ID][  ][Data][Cr]
Ack
[t][  ][Set ID][  ][OK/NG][Data][x]
1 14
4.
. 
 C
Co
ol
lo
ou
ur
r 
 T
Te
em
mp
pe
er
ra
at
tu
ur
re
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 u
u)
)
GTo adjust colour temperature. You can also adjust
Colour Temperature in the PICTURE menu.
Transmission
Data 00: Medium    01: Cool       02: Warm
[k][u][  ][Set ID][  ][Data][Cr]
Ack
[u][  ][Set ID][  ][OK/NG][Data][x]
1 15
5.
. 
 A
Ab
bn
no
or
rm
ma
al
l 
 S
St
ta
at
te
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 k
k 
 z
z)
)
GTo recognize an abnormal state.
Transmission
Data FF : Read
Data 00: Normal (Power on and signal exist)
01: No signal (Power on)
02: Turn the monitor off by remote control
03: Turn the monitor off by sleep time function
04: Turn the monitor off by RS-232C function
05: 5V down
06: AC down
07: Turn the monitor off by Fan Alarm function
08: Turn the monitor off by Off time function
09: Turn the monitor off by Auto sleep function
a: Turn the monitor off by AV Board detect
* This function is “read only”.
[k][z][  ][Set ID][  ][FF][  ][Cr]
Ack
[z][  ][Set ID][  ][OK/NG][Data][x]
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							95
APPENDIX
* * 
  
 R Re
ea
al
l 
 d
da
at
ta
a 
 m
ma
ap
pp
pi
in
ng
g 
 1
1
00 : Step 0
A :  Step 10 (Set ID 10)
F : Step 15 (Set ID 15)
10 : Step 16 (Set ID 16)
64: Step 100
6E : Step 110
73 : Step 115
74: Step 116
C7: Step 199
FE : Step 254
FF : Step 255* * 
  
 R Re
ea
al
l 
 d
da
at
ta
a 
 m
ma
ap
pp
pi
in
ng
g 
 2
2
00 :-40
01   : - 39
02   : -38
28   : 0
4E : +38
4F : +39
50 : +40
1 16
6.
. 
 A
Au
ut
to
o 
 C
Co
on
nf
fi
ig
gu
ur
re
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 j
j 
 u
u)
)
GTo adjust picture position and minimize image shaking
automatically. It works only in RGB (PC) mode.
Transmission
Data 01: To set
[j][u][  ][Set ID][  ][Data][Cr]
Ack
[u][  ][Set ID][  ][OK/NG][Data][x]
Ack
* Equalize command expression
[v][  ][Set ID][  ][OK/NG][Data][x]
1 17
7.
. 
 E
Eq
qu
ua
al
li
iz
ze
e 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 j
j 
 v
v)
)
GTo adjust equalize.
Transmission
Data : 
Frequency : 0 120 Hz
1 200 Hz
2 500 Hz
3 1.2 kHz
43 kHz
5 7.5 kHz
6 12 kHz
Step (Frequency data):
Refer to ‘Real data mapping 3 ’.See page 96.
Ex) If you wish to set frequency 500Hz and -20 value on
menu OSD,refer to ‘Real data mapping 3’ and then
find Step value for -20.
010 (500Hz)00011(Step 3)=>01000011 =>43
(Hexadecimal):[j ][v ][ ][Set ID ][ ][43 ][Cr ]
*3 bits of Frequency and 5 bits of Step makes 8 bits (1
byte). Change 8 bits to Hexadecimal code.MSB LSB
0
[j][v][  ][Set ID][  ][Data][Cr]
0000000
FrequencyData
00 1 00 0 76543210Frequency
120Hz
200Hz
500Hz
1.2KHz
3KHz
7.5KHz
12KHz 01 0
01 1
10 0
10 1
11 0
76543210
00000
01111
.. .. .. .. .. .. .. .. .. ..
11111OSD
Va l u e Step
-24
..
0
..
24
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							96
APPENDIX
2 22
2.
. 
 I
In
np
pu
ut
t 
 s
se
el
le
ec
ct
t 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 x
x 
 b
b)
)
( (M
Ma
ai
in
n 
 P
Pi
ic
ct
tu
ur
re
e 
 I
In
np
pu
ut
t)
)
GTo select input source for main picture.
Transmission
Data Structure
MSB LSB
0
[x][b][  ][Set ID][  ][Data][Cr]
Ack
[b][  ][Set ID][  ][OK/NG][Data][x]
0000000
External InputData
0 0 0 1 Analogue 0000 DTV
0010 AV
0 1 0 0 Component
0110 RGB
1000 DVI
1 0 0 1 HDMI
External InputInput Number
Input NumberData
0 0 0 0 Input1
0 0 1 0 Input3 0 0 0 1 Input2
2 20
0.
. 
 K
Ke
ey
y 
 (
(C
Co
om
mm
ma
an
nd
d 
 :
: 
 m
m 
 c
c)
)
GTo send IR remote key code.
Transmission
Data Key code - Refer to page 89.
[m][c][  ][Set ID][  ][Data][Cr]
Ack
[c][  ][Set ID][  ][OK/NG][Data][x]
2 21
1.
. 
 C
Co
on
nt
tr
ro
ol
l 
 B
Ba
ac
ck
kl
li
ig
gh
ht
t 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 m
m 
 g
g)
)
GTo Control the backlight.
Transmission
Data : Min: 00 ~Max: 64 (*transmit by hexadecimal code)
[m][g][  ][Set ID][  ][Data][Cr]
Ack
[g][  ][Set ID][  ][OK/NG][Data][x] 1 18
8.
. 
 T
Tu
un
ne
e 
 C
Co
om
mm
ma
an
nd
d 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 m
m 
 a
a)
)
GSelect channel to following physical number.
Transmission
Data 00 : High channel data
Data 01 : Low channel data
ex. No. 47 -> 00 2F (2FH)
No. 394 -> 01 88 (188H), 
DTV No. 0 -> Don’t care
Data 02 : 0x00 : ATV, 0x10 : DTV, 0x20 : Radio
Channel data range
Analogue - Min: 00 ~Max: 63 (0~99)
Digital - Min: 00 ~Max: 3E7 (0~999)
[m][a][  ][Set ID][  ][Data0][  ][Data1][  ][Data2][Cr]
Ack
[a][  ][Set ID][  ][OK/NG][Data][x]
Data Min: 00 ~Max: 7DH
1 19
9.
. 
 C
Ch
ha
an
nn
ne
el
l 
 A
Ad
dd
d/
/S
Sk
ki
ip
p 
 (
(C
Co
om
mm
ma
an
nd
d:
: 
 m
m 
 b
b)
)
GTo set skip status for the current Programme.
Transmission
Data 00 : Skip
01 : Add
[m][b][  ][Set ID][  ][Data][Cr]
Ack
[b][  ][Set ID][  ][OK/NG][Data][x]
* * 
  
 R Re
ea
al
l 
 d
da
at
ta
a 
 m
ma
ap
pp
pi
in
ng
g 
 3
3(
(E
Eq
qu
ua
al
li
iz
ze
e)
)
S St
te
ep
p 
 :
: 
 O
OS
SD
DS
St
te
ep
p 
 :
: 
 O
OS
SD
D
00 : -24 16 : 1
00 : -23 17 : 3
00 : -21 18 : 4
00 : -20 19 : 6
00 : -18 20 : 7
00 : -16 21 : 9
00 : -15 22 : 10
00 : -13 23 : 12
00 : -12 24 : 13
00 : -10 25 : 15
00 : -8 26 : 16
00 : -7 27 : 18
00 : -5 28 : 19
00 : -4 29 : 21
00 : -2 30 : 22
00 : 0 31 : 24
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