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External Control NEC LCD Monitor
Rev.1.0(G5)
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 ............................................................................................................ 6
3. Communication Parameter .................................................................................................................. 6
3.1 RS-232C Remote control .................................................................................................................... 6
3.2 LAN control ......................................................................................................................................... 6
3.3 Communication timing ....................................................................................................................... 6
4. Communication Format ........................................................................................................................ 7
4.1 Header block format (fixed length) ................................................................................................... 8
4.2 Message block format ...................................................................................................................... 10
4.3 Check code ....................................................................................................................................... 12
4.4 Delimiter ........................................................................................................................................... 12
5. Message type ...................................................................................................................................... 13
5.1 Get current Parameter from a monitor. .......................................................................................... 13
5.2 "Get parameter" reply ...................................................................................................................... 14
5.3 Set parameter ................................................................................................................................... 16
5.4 "Set parameter" reply ...................................................................................................................... 17
5.5 Commands ........................................................................................................................................ 18
5.5.1 Save Current Settings. .................................................................................................................. 18
5.5.2 Get Timing Report and Timing reply. ........................................................................................... 19
5.5.3 NULL Message ............................................................................................................................... 20
IV. Control Commands ........................................................................................................................... 21
6. Typical procedure example ............................................................................................................... 21
6.1. How to change the
“
Backlight
”
setting. ........................................................................................ 21
6.2. How to read the measurement value of the built-in temperature sensors. ................................. 24
6.3. Operation Code (OP code) Table .................................................................................................... 27
7. Power control procedure ................................................................................................................... 37
7.1 Power status read ............................................................................................................................ 37
7.2 Power control ................................................................................................................................... 39
8. Asset Data read and write ................................................................................................................. 41
8.1 Asset Data Read Request and reply................................................................................................ 41
Summary of Contents for MultiSync C431
Page 15: ... 15 104 18thbyte ETX End of Message ASCII ETX 03h ...
Page 43: ... 43 104 Delimiter CR 0Dh End of packet ...
Page 86: ... 86 104 ...
