Rs-232C Input Terminal - Panasonic BT-LH1850 Operating Instructions Manual

Lcd video monitor
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REMOTE Specifications
Assigned item
PIXEL TO PIXEL
FOCUS-IN-RED
*
*
REMOTE STANDBY
4
5
*
4
When remote standby is set to ON, the front power LED flashes.
*
5
If the GPI input terminal to be assigned is set to a short-circuited state first and then MENU is operated to set this item, the backlight
turns off and the screen display disappears, so MENU operation becomes unable to be checked. To change the setting of this item,
be sure to set it when the GPI input terminal is in the open state.
Restrictions
• "SD ASPECT" does not operate when the input signal is HD.
• "SD ASPECT", "SCAN", "WFM/VECTOR", "MARKER", and "PIXEL TO PIXEL" do not operate in SUB WINDOW mode.
• "SCAN" and "MARKER" do not operate in PIXEL TO PIXEL mode.
• "GAMMA SELECT", "SD ASPECT", "SCAN", "MARKER", and "MONO" do not operate when the input line of the signal is HDMI and
the signal format is 640 x 480.
„ Priority of assigned functions
• When both "MARKER1" and "MARKER2" are activated at the same time, "MARKER1" has priority. However, when the display as-
pect ratio is 4:3, the "MARKER1" aspect ratio is 16:9 and the "MARKER2" aspect ratio is 4:3, "MARKER2" is displayed. In this case,
the "MARKER2" background is controlled.
• When "MARKER BACK HALF" and "MARKER BACK BLACK" are activated at the same time, "MARKER BACK BLACK" has priority.
• When "GAMMA SEL. FILM" and "GAMMA SEL. STDIO/PST" are activated at the same time, "GAMMA SEL. FILM" has priority.

RS-232C input terminal

External operations can be performed via the RS-232C interface.
Regarding the pin arrangement and connections of the RS-232C input terminal, refer to the diagram below and the table below right.
For details on systems using RS-232C input terminal, be sure to consult your dealer.
„ Connectors and signals
Connector: D-SUB 9-pin (female)
Signal
Pin number
Signal
1
N.C.
2
TXD
3
RXD
4
DSR
5
GND
6
DTR
7
CTS
8
RTS
9
N.C.
„ Communication parameters
Signal level
RS-232C compliant
Synchro system
Asynchronous
Transfer rate
9600 bps
Parity
None
Data length
8 bit
Stop bit
1 bit
Flow control
None
(continued)
Function
Switches screen display between input size and display
size.
Displays the outlines of the subject that are in focus in
red
Sets REMOTE STANDBY (the backlight is turned off).
RS-232C terminals (9P)
Description
Not connected
Transmission data
Reception data
Connected inside
Ground
Connected inside
Connected inside
Connected inside
Not connected
Level operation
(Short-circuited: ON, Open: OFF)
Level operation
(Short-circuited: ON, Open: OFF)
Level operation
(Short-circuited: ON, Open: OFF)
External Device Side
(Straight)
Pin number
Signal
1
N.C.
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
N.C.
„ Command format
STX (02h)
Command
• The command is the 3-character string starting with STX and
ending with ETX.
• Append any data after the colon (:) following the command, as
required.
„ Response formats
1.
Setting command response
STX (02h)
Command
2.
Query command response
STX (02h)
3.
Error response
STX (02h)
Error codes
Error codes
ER001: Invalid command
ER002: Parameter error
Operating conditions
This unit Side
Pin number
Signal
1
N.C.
2
TXD
3
RXD
4
DSR
5
GND
6
DTR
7
CTS
8
RTS
9
N.C.
:
Data
ETX (03h)
ETX (03h)
Data
ETX (03h)
ETX (03h)
45

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