NEC LCD Monitor Manual
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External Control NEC LCD Monitor
Rev.1.0 (G2)
INDEX
I. Application
................................................................................4
II. Preparation
...............................................................................5
2. Connectors and wiring
....................................................................5
2.1 RS-232C Remote control
...............................................................5
2.2 LAN control
...........................................................................5
III. Communication specification
...............................................................7
3. Communication Parameter
................................................................7
3.1 RS-232C Remote control
...............................................................7
3.2 LAN control
...........................................................................7
3.3 Communication timing
.................................................................7
4. Communication Format
...................................................................8
4.1 Header block format (fixed length)
......................................................9
4.2 Message block format
................................................................11
4.3 Check code
..........................................................................13
4.4 Delimiter
............................................................................14
5. Message type
...........................................................................15
5.1 Get current Parameter from a monitor.
.................................................15
5.2 "Get parameter" reply
.................................................................16
5.3 Set parameter
........................................................................18
5.4 "Set parameter" reply
.................................................................19
5.5 Commands
...........................................................................20
5.5.1
Save Current Settings
. ............................................................20
5.5.2 Get Timing Report and Timing reply.
................................................21
5.5.3 NULL Message
....................................................................22
IV. Control Commands
.......................................................................23
6. Typical procedure example
...............................................................23
6.1. How to change the “Backlight” setting.
................................................23
6.2. How to read the measurement value of the built-in temperature sensors.
..................26
6.3. Operation Code (OP code) Table
.......................................................29
7. Power control procedure
.................................................................42
7.1 Power status read
....................................................................42
7.2 Power control
........................................................................44
8. Asset Data read and write
................................................................46
8.1 Asset Data Read Request and reply
....................................................46