User's Manual

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External Control NEC LCD Monitor
Rev.1.0 (G2E)
INDEX
I. Application ................................................................................ 3
II. Preparation ............................................................................... 4
2. Connectors and wiring .................................................................... 4
2.1 RS-232C Remote control ............................................................... 4
2.2 LAN control ........................................................................... 4
III. Communication specification ............................................................... 5
3. Communication Parameter ................................................................ 5
3.1 RS-232C Remote control ............................................................... 5
3.2 LAN control ........................................................................... 5
3.3 Communication timing ................................................................. 5
4. Communication Format ................................................................... 6
4.1 Header block format (fixed length) ...................................................... 7
4.2 Message block format ................................................................. 9
4.3 Check code .......................................................................... 11
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 ................................................................. 39
7.1 Power status read .................................................................... 39
7.2 Power control ........................................................................ 41
8. Asset Data read and write ................................................................ 43
8.1 Asset Data Read Request and reply .................................................... 43