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NEC MultiSync C431 User Manual

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External Control
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
6.3. 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
NEC LCD Monitor
(1/104)
Rev.1.0(G5)

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  • Page 1: Table Of Contents

    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 ........................
  • Page 2 8.2 Asset Data write ..........................42 9. Date & Time read and write....................... 44 9.1 Date & Time Read ..........................44 9.2 Date & Time Write ..........................46 10. Schedule read and write ........................49 10.1 Schedule Read ..........................49 10.2 Schedule Write ..........................
  • Page 3 21.1 LAN MAC Address Read ......................... 96 22. Emergency Contents ........................98 22.1 Emergency Contents Display ......................98 22.2 Emergency Contents Delete ......................100 (3/104)

  • Page 4: Application

    I. Application This document defines the communications method for control of the NEC LCD monitor, MultiSync C431 /C501 /C551 when using an external controller. (4/104)

  • Page 5: Preparation

    II. Preparation 2. Connectors and wiring 2.1 RS-232C Remote control Connector: 9-pin D-Sub Cable: Cross (reversed) cable or null modem cable (Please refer “Controlling the LCD monitor via RS-232C Remote control” on User’s manual.) 2.2 LAN control Connector: RJ-45 10/100 BASE-T Cable: Category 5 or higher LAN cable (Please refer “Controlling the LCD monitor via LAN control”...

  • Page 6: Communication Specification

    III. Communication specification 3. Communication Parameter 3.1 RS-232C Remote control (1) Communication system Asynchronous (2) Interface RS-232C (3) Baud rate 9600bps (4) Data length 8bits (5) Parity None (6) Stop bit 1 bit (7) Communication code ASCII 3.2 LAN control (1) Communication system TCP/IP (Internet protocol suite) (2) Interface...

  • Page 7: Communication Format

    4. Communication Format Header Message Check Code Delimiter The command packet consists of four parts, Header, Message, Check code and Delimiter. Note: Don't add extra data (Example: padding data) after Delimiter. Recommended sequence of a typical procedure to control a monitor is as follows, [A controller and a monitor, two-way communication composition figure] ■...

  • Page 8: Header Block Format (Fixed Length)

    4.1 Header block format (fixed length) Header Message Check code Delimiter Reserved Destination Source Message Message Type Length byte) SOH: Start of Header ASCII SOH (01h) byte) Reserved: Reserved for future extensions. On this monitor, it must be ASCII '0'(30h). byte) Destination: Destination equipment ID.
  • Page 9 Ex.) If you want to control a monitor that has the "ID No." as '1', specify a destination address 'A'(41h). If you want to control all of the monitors which are connected by a daisy chain, specify a destination address ‘*’(2Ah). byte) Source: Source equipment ID.

  • Page 10: Message Block Format

    4.2 Message block format Header Message Check code Delimiter “Message block format” is allied to the “Message Type” in the “Header”. Refer to the section 4.1 “Header block format” for more detail. 1)Get current parameter The controller sends this message when you want to get the status of the monitor. For the status that you want to get, specify the “OP code page”...
  • Page 11 to section 5.5 “Commands message” for more details. 6)Command reply The monitor replies to a query from the controller. “Command reply message” format depends on each command. Refer to section 5.5 “Commands message” for more details. (11/104)

  • Page 12: Check Code

    4.3 Check code Header Message Check code Delimiter Check code is the Block Check Code (BCC) between the Header and the End of Message except SOH. Reserved Destination Source Type Length(H) Length(L) Data Check code XOR D XOR D XOR ,,, D XOR: Exclusive OR Following is an example of a Check code (BCC) calculation.

  • Page 13: Message Type

    5. Message type 5.1 Get current Parameter from a monitor. OP code OP code page –5 Send this message when you want to get the status of a monitor. For the status that you want to get, specify the “OP code page” the “OP code”, refer to “Appendix A.

  • Page 14: Get Parameter" Reply

    5.2 "Get parameter" reply Result OP code OP code Type Max value Current Value page –5 –7 The monitor replies with a current value and the status of the requested item (operation code). byte) STX: Start of Message ASCII STX (02h) bytes) Result code.
  • Page 15 byte) ETX: End of Message ASCII ETX (03h) (15/104)

  • Page 16: Set Parameter

    5.3 Set parameter OP code OP code Set Value page Send this message to change monitor’s adjustment and so on. The controller requests a monitor to change value. byte) STX: Start of Message ASCII STX (02h) bytes) OP code page: Operation code page This OP code page data must be encoded to ASCII characters.

  • Page 17: Set Parameter" Reply

    5.4 "Set parameter" reply Result OP code OP code Type Max value Requested setting page Value The Monitor echoes back the parameter and status of the requested operation code. byte) STX: Start of Message ASCII STX (02h) bytes) Result code ASCII '0''0' (30h, 30h): No Error.

  • Page 18: Commands

    5.5 Commands "Command message format" depends on each command. Some commands are shown with usage. Refer to section 7 to 25. 5.5.1 Save Current Settings. The controller requests for the monitor to store the adjusted value. Command code  Send "OC"(30h, 43h) as Save current settings command. ...

  • Page 19: Get Timing Report And Timing Reply

    5.5.2 Get Timing Report and Timing reply. The controller requests the monitor to report the displayed image timing. Command code  Send "07"(30h, 37h) as Get Timing Report command.  Complete "Get Timing Report" command packet as follows; ASCII: 01h-30h-41h-30h-41h-30h-34h-02h-30h-37h-03h-CHK-0Dh SOH-'0'-'A'-'0'-'A'-'0'-'4'-STX-'0'-'7'-ETX-CHK- CR The monitor replies status as the following format;...

  • Page 20: Null Message

    5.5.3 NULL Message Command code The NULL message returned from the monitor is used in the following cases;  To tell the controller that the monitor does not have any answer to give to the host (not ready or not expected) ...

  • Page 21: Control Commands

    IV. Control Commands 6. Typical procedure example The following is a sample of procedures to control the monitor, these are examples of "Get parameter", "Set parameter" and "Save current settings". 6.1. How to change the “Backlight” setting. Step 1. The controller requests the Monitor to reply with the current brightness setting and capability to support this operation.
  • Page 22 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet Step 3. The controller request the monitor to change the Backlight setting Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'0'-'0'-'1'-'0'- '0'-'E'-'0'-'A'...
  • Page 23 Delimiter CR (0Dh): End of packet  Repeat Step 1 and Step 2, if you need to check the Backlight setting. (Recommended) Step 5. Request the monitor to store the Backlight setting. (Save Current Settings Command) Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'0-'C'-ETX...

  • Page 24: How To Read The Measurement Value Of The Built-In Temperature Sensors

    6.2. How to read the measurement value of the built-in temperature sensors. MultiSync C431/ C501/ C551 have three built-in temperature sensors. The controller can monitor inside temperatures by using those sensors with external control. The following shows the procedure for reading the temperatures from the sensors.
  • Page 25 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet Step 3. The controller requests the monitor to send the temperature from the selected sensor. Header Message Check Delimiter code...
  • Page 26 Readout value is 2's complement. Temperature Readout value [Celsius] Binary Hexadecimal +125.0 0000 0000 1111 1010 00FAh + 25.0 0000 0000 0011 0010 0032h + 0.5 0000 0000 0000 0001 0001h 0000 0000 0000 0000 0000h - 0.5 1111 1111 1111 1111 FFFFh - 25.0 1111 1111 1100 1110...

  • Page 27: Operation Code (Op Code) Table

    6.3. Operation Code (OP code) Table Item code OP code Parameter Remarks page INPUT 0: No mean OP code page 11h, OP code 1: VGA(RGB) 06h operation 5: VIDEO is same. 12(0Ch): YGA(YPbPr) 15(0Fh): DisplayPort 17(11h): HDMI1 18(12h): HDMI2 130(82h): HDMI3 135(87h): MP PICTURE MODE 0: No mean...
  • Page 28 Item code OP code Parameter Remarks page SHARPNESS 0: dull 24(18h): sharp AUTO SETUP 0: No mean Momentary 1: Execute AUTO ADJUST 0: No mean 1: OFF 2: ON H POSITION 0: Left side Depends on a display 200: Right side timing V POSITION 0: Bottom side...
  • Page 29 Item code OP code Parameter Remarks page H ZOOM 0-89(59h): No mean 90(5Ah): 90% following 91(5Bh): 91% commands can also 100(64h): 100% used. OP code page 300(12Ch): 300% OP code 6Ch Parameter 0: No mean 1: 100% 2: 101% 201(C9h): 300% V ZOOM 0-89(59h): No mean...
  • Page 30 Item code OP code Parameter Remarks page SURROUND 0: No mean 1: OFF 2: ON TREBLE O: Min. 6:(Center) 12(0Ch): Max. BASS 0: Min. 6:(Center) 12(0Ch): Max. AUDIO INPUT 0: No mean 1: IN1 2: IN2 4: HDMI1 7: DisplayPort 10(0Ah): HDMI2 11(0Bh): HDMI3 13(0Dh): MP...
  • Page 31 Item code OP code Parameter Remarks page INPUT DETECT 0: FIRST DETECT 1: LAST DETECT 2: NONE 3: VIDEO DETECT 4: CUSTOM DETECT PRIORITY1 0: No mean 1: VGA(RGB) 5: VIDEO PRIORITY2 12(0Ch): YGA(YPbPr) 15(0Fh): DisplayPort 17(11h): HDMI1 PRIORITY3 18(12h): HDMI2 130(82h): HDMI3 135(87h): MP VGA MODE...
  • Page 32 Item code OP code Parameter Remarks page CLOSED CAPTION 0: No mean 1: OFF 2: CC1 3: CC2 4: CC3 5: CC4 6: TT1 7: TT2 8: TT3 9: TT4 RESET 0: No mean Momentary (OSD) 7: Reset OSD category H MONITOR 0: No mean Number...
  • Page 33 Item code OP code Parameter Remarks page POWER SAVE Refer to Chapter 22 QUICK TURN ON 0: No Mean 1: DISABLE 2: ENABLE STANDBY USB POWER 0: No Mean 1: DISABLE 2: ENABLE POWER SAVE MESSAGE 0: No Mean 1: OFF 2: ON BACKLIGHT Refer to Chapter 13 (Self-diagnosis status read)
  • Page 34 Item code OP code Parameter Remarks page POWER 0: No mean 1: UNLOCK 2: LOCK VOLUME 0: No mean 1: UNLOCK 2: LOCK MIN VOL 0 (whisper) 100(64h) (laud) MAX VOL 0 (whisper) 100(64h) (laud) INPUT 0: No mean 1: UNLOCK 2: LOCK UNLOCK SELECT 0: No mean...
  • Page 35 Item code OP code Parameter Remarks page MODE 0: No mean 1: OFF 2: MODE1 3: MODE2 0 – 100(64h) MAX LIMIT 0 – 100(64h) IN BRIGHT 0 – 100(64h) IN DARK SENSING LUX Current Illuminance read Read only POWER INDICATOR 0: No mean 1: Off 2: On...
  • Page 36 Item code OP code Parameter Remarks page MUTE 0: UNMUTE (Set only) 1: MUTE 2: UNMUTE SCREEN MUTE 0: No mean 1: SCREEN MUTE ON 2: SCREEN MUTE OFF SOUND 0: No mean Same as ‘SURROUND’ 1: Off 2: ON STILL CAPTURE 0: OFF Momentary...

  • Page 37: Power Control Procedure

    7. Power control procedure 7.1 Power status read 1) The controller requests the monitor to reply a current power status. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'0'-'1'-'D'-'6'-ETX '0'-'A'-'0'-'6' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID from which you want to get status. Ex.) If Monitor ID is '1', specify 'A'.
  • Page 38 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (38/104)

  • Page 39: Power Control

    7.2 Power control 1) The controller requests the monitor to control monitor power. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'0'-'3'-'D'-'6'- '0'-'A'-'0'-'C' '0'-'0'-'0'-'1'-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to change a setting. Ex.) If Monitor ID is '1', specify 'A'.
  • Page 40 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (40/104)

  • Page 41: Asset Data Read And Write

    8. Asset Data read and write MultiSync C431/ C501/ C551 have the area for to store user’s asset data of up to 64bytes. 8.1 Asset Data Read Request and reply This command is used in order to read Asset Data.

  • Page 42: Asset Data Write

    8.2 Asset Data write This command is used in order to write Asset Data. 1) The controller requests the monitor to write Asset data. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'0'-'0'-'E'-'0'-'0'- '0'-'A'-N-N Data(0)-Data(1)---Data(N)-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID in which you want to write data.
  • Page 43 Delimiter CR (0Dh): End of packet (43/104)

  • Page 44: Date & Time Read And Write

    9. Date & Time read and write 9.1 Date & Time Read This command is used in order to read the setting of Date & Time. 1) The controller requests the monitor to reply with the Date & Time. Header Message Check Delimiter...
  • Page 45 '1'-'F'(31h, 46h): 31(=1Fh) WW: weekdays '0'-'0'(30h, 30h): Sunday '0'-'1'(30h, 31h): Monday '0'-'2'(30h, 32h): Tuesday '0'-'3'(30h, 33h): Wednesday '0'-'4'(30h, 34h): Thursday '0'-'5'(30h, 35h): Friday '0'-'6'(30h, 36h): Saturday HH: Hours '0'-'0'(30h, 30h): 0 '1'-'7'(31h, 37h): 23 (=17h) MN: Minutes '0'-'0'(30h, 30h): 0 '3'-'B' (33h, 42h): 59 (=3Bh) DS: Daylight saving (Summer time) '0'-'0'(30h, 30h): NO...

  • Page 46: Date & Time Write

    9.2 Date & Time Write This command is used in order to write the setting of the Date & Time. 1) The controller requests the monitor to write Date & Time. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'1'-'2'- '0'-'A'-'1'-'2' YY-MM-DD-WW-HH-MN-DS-ETX Header SOH (01h): Start of Header...
  • Page 47 Delimiter CR (0Dh): End of packet 2) The monitor replies a data for confirmation. Header Message Check Delimiter code SOH-'0'-'0'-Monitor ID- STX-'C'-'3'-'1'-'2'-ST- 'B'-'1'-'6' YY-MM-DD-WW-HH-MN-DS-ETX Header SOH (01h): Start of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller. Monitor ID: Indicate a replying Monitor ID.
  • Page 48 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (48/104)

  • Page 49: Schedule Read And Write

    10. Schedule read and write 10.1 Schedule Read This command is used in order to read the setting of the Schedule. 1) The controller requests the monitor to read Schedule. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'3'-'D'-PG-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to get status.
  • Page 50 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Delete hour MIN: Time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 '3'-'C'(33h, 43h): Delete minute INPUT: Input terminal '0'-'0'(30h,30h): No mean (works on last memory) '0'-'1'(30h,31h): VGA(RGB) '0'-'3'(30h,33h): DVI '0'-'5'(30h,35h): VIDEO '0'-'C'(30h,43h): VGA(YPbPr) '0'-'D'(30h,44h): OPTION '0'-'F'(30h,46h): DisplayPort1 '1'-'0'(31h,30h): DisplayPort2 '1'-'1'(31h,31h): HDMI1...
  • Page 51 MONTH: Date (month) '0'-'1'(30h, 31h): January '0'-'C'(30h, 43h): December '0'-'D'(30h, 44h): Delete month DAY: Date (day) '0'-'1'(30h, 31h): 1 '1'-'F'(31h, 46h): 31 '2'-'0'(32h, 30h): Delete day EXT1: Extension1 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) EXT2: Extension 2 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) EXT3: Extension 3 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) ETX (03h): End of Message...

  • Page 52: Schedule Write

    10.2 Schedule Write This command is used in order to write the setting of the Schedule. 1) The controller requests the monitor to write Schedule. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'2'-'3'-'E'-PG-EVENT-HOUR-MIN- '0'-'A'-'2'-'2' INPUT-WEEK-TYPE-PMODE-YEAR-MONTH-DAY- EXT1-EXT2-EXT3-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 53 '0'-'4'(30h, 34h): TUESDAY '0'-'F'(30h, 46h): MONDAY, TUESDAY, WEDNESDAY and THURSDAY '7'-'F'(37h, 46h): MONDAY to SUNDAY TYPE: Schedule type bit 7: Fixed 0 bit 6: 1: Date bit 5: 1: Holiday bit 4: 1: Weekend bit 3: 1: Weekday bit 2: 0:Disable 1:Enable bit 1: 1:Every week bit 0: 1:Every day '0'-'1'(30h, 31h): Disable, Everyday...
  • Page 54 2) The monitor replies a data for confirmation. Header Message Check Delimiter code SOH-'0'-'0'-Monitor ID- STX-'C'-'3'-'3'-'E'-ST-PG-EVENT-HOUR-MIN- 'B'-'2'-'4' INPUT-WEEK-TYPE-PMODE-YEAR-MONTH-DAY- EXT1-EXT2-EXT3-ETX Header SOH (01h): Start of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller. Monitor ID: Indicate a replying Monitor ID. Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.
  • Page 55 '0'-'1'(30h, 31h): MONDAY '0'-'4'(30h, 34h): TUESDAY '0'-'F'(30h, 46h): MONDAY, TUESDAY, WEDNESDAY and THURSDAY '7'-'F'(37h, 46h): MONDAY to SUNDAY TYPE: Schedule type bit 7: Fixed 0 bit 6: 1: Date bit 5: 1: Holiday bit 4: 1: Weekend bit 3: 1: Weekday bit 2: 0:Disable 1:Enable bit 1: 1:Every week bit 0: 1:Every day...
  • Page 56 3) The controller requests the monitor to write Enable/Disable Schedule. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'3'-'F'-PG-EN-ETX '0'-'A'-'0'-'A' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting. Ex.) If Monitor ID is '1', specify 'A'.
  • Page 57 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (57/104)

  • Page 58: Holiday Read And Write

    11. Holiday read and write 11.1 Holiday Read This command is used in order to read the setting of Holiday. 1) The controller requests the monitor to reply with the Date & Time. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'1'-'9'-'0'-'0'- '0'-'A'-'0'-'A' PG-ETX...
  • Page 59 TP: Type bit 0: End day bit 1: Day bit 2: Week bit 3: Reserved bit 4: Reserved bit 5: Reserved bit 6: Reserved bit 7: Reserved YEAR: Year '0'-'0'(30h,30h): No mean '0'-'F'(30h,46h): 2015 '6'-'3'(36h,33h): 2099 MONTH: Month '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): Janualy '0'-'C'(31h,43h): December WEEK NO: Week No.

  • Page 60: Holiday Write

    11.2 Holiday Write This command is used in order to write the setting of Holiday. 1) The controller requests the monitor to write Date & Time. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'1'-'9'-'0'-'1'- '0'-'A'-'1'-'2' PG-TP-YEAR-MON-DAY-EMON-EDAY-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change the setting.
  • Page 61 '0'-'1'(30h,31h): 1st '1'-'F'(31h,46h): 31th EMON: End month '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): Janualy '0'-'C'(31h,43h): December EDAY: End day '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): 1st '1'-'F'(31h,46h): 31th ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet 2) The monitor replies a data for confirmation.
  • Page 62 '6'-'3'(36h,33h): 2099 MONTH: Month '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): Janualy '0'-'C'(31h,43h): December WEEK NO: Week No. '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): 1st week '0'-'2'(30h,32h): 2nd week '0'-'5'(30h,35h): Last week WEEK: Week '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): Monday '0'-'2'(30h,32h): Tuesday '0'-'7'(30h,37h): Sunday DAY: Day '0'-'0'(30h,30h): No mean '0'-'1'(30h,31h): 1st '1'-'F'(31h,46h): 31th...

  • Page 63: Weekend Read And Write

    12. Weekend read and write 12.1 Weekend Read This command is used in order to read the setting of Weekend. 1) The controller requests the monitor to reply with the Date & Time. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'1'-'A'-'0'-'0'-ETX '0'-'A'-'0'-'8' Header...
  • Page 64 Example: Weekend setting is “Saturday” and “Sunday”. '2'-'0' OR '4'-'0' = '6'-'0' ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (64/104)

  • Page 65: Weekend Write

    12.2 Weekend Write This command is used in order to write the setting of Weekend. 1) The controller requests the monitor to write the setting of Weekend. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'1'-'A'-'0'-'1'- '0'-'A'-'0'-'A' WEEK-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change the setting.
  • Page 66 '0'-'1'(30h, 31h): Error WEEK: Weekend '0'-'0'(30h, 30h): None bit assignment of a day of the week. bit0: Monday bit1: Tuesday bit2: Wednesday bit3: Thursday bit4: Friday bit5: Saturday bit6: Sunday Example: Weekend setting is “Saturday” and “Sunday”. '2'-'0' OR '4'-'0' = '6'-'0' ETX (03h): End of Message Check code BCC: Block Check Code...

  • Page 67: Self Diagnosis

    13. Self diagnosis 13.1 Self-diagnosis status read This command is used in order to read the Self-diagnosis status. 1) The controller requests the monitor to read Self-diagnosis status. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'B'-'1'-ETX '0'-'A'-'0'-'4' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to get status.
  • Page 68 ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (68/104)

  • Page 69: Serial No. & Model Name Read

    14. Serial No. & Model Name Read 14.1 Serial No. Read This command is used in order to read a serial number. 1) The controller requests the monitor to read a serial number. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'1'-'6'-ETX '0'-'A'-'0'-'6' Header...
  • Page 70 Note: No null termination character is sent. ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (70/104)

  • Page 71: Model Name Read

    14.2 Model Name Read This command is used in order to read the Model Name. 1) The controller requests the monitor to read Model Name. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'2'-'1'-'7'-ETX '0'-'A'-'0'-'6' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to get Model Name.
  • Page 72 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (72/104)

  • Page 73: Security Lock

    15. Security Lock 15.1 Security Lock Control This command sets the condition of security lock function to "LOCK" or "UNLOCK". If security pass codes 1st to 4th are matched with monitor resisted pass codes, then this command is executed, and reply no error status and a new condition. If codes aren't matched with them then setting isn't changed, and reply error status and a current condition.
  • Page 74 2) The monitor replies the result to the controller. Header Message Check Delimiter code SOH-'0'-'0'-Monitor ID- STX-'C'-'3'-'1'-'D'- 'B'-'0'-'A' ST-EN-ETX Header SOH (01h): Start of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller. Monitor ID: Indicate a replying Monitor ID. Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.

  • Page 75: Daylight Saving Read & Write

    17. Daylight Saving read & write 17.1 Daylight Saving Read This command is used in order to read the setting of Daylight Saving. 1) The controller requests the monitor to reply a Daylight Saving setting. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'1'-'0'-'0'-ETX '0'-'A'-'0'-'8'...
  • Page 76 LAST : 05h (30h, 35h) BD2: BEGIN DAY2 (Day of the week) SUNDAY : 01h (30h, 31h) MONDAY : 02h (30h, 32h) TUESDAY : 03h (30h, 33h) WEDNESDAY : 04h (30h, 34h) THURSDAY : 05h (30h, 35h) FRIDAY : 06h (30h, 36h) SATURDAY : 07h (30h, 37h) BT1: BEGIN TIME1 (Hour)

  • Page 77: Daylight Saving Write

    17.2 Daylight Saving Write This command is used in order to write the setting of the Daylight Saving. 1) The controller requests the monitor to write Daylight Saving. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'1'-'0'-'1'-BM-BD1-BD2- '0'-'A'-'1'-'E' BT1-BT2-EM-ED1-ED2-ET1-ET2-TD-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 78 -00:30 : 02h (30h, 32h) -01:00 : 03h (30h, 33h) ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet 2) The monitor replies a written in result. Header Message Check code...

  • Page 79: Firmware Version

    18. Firmware Version 18.1 Firmware Version Read This command is used in order to read a firmware version (FIRMWARE REVISION). 1) The controller requests the monitor to reply a firmware version. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'2'-TY-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved...
  • Page 80 00h (30h, 30h) – 09h (30h, 39h) BV2: Minor (Basic) Version2: 00h (30h, 30h) – 09h (30h, 39h) BV3: Minor (Basic) Version3: 00h (30h, 30h) – 09h (30h, 39h) BR1: Branch Version1: A:41h (34h, 31h) – Z:5Ah (35h, 41h) BR2: Branch Version2: A:41h (34h, 31h) –...

  • Page 81: Input Name

    19. Input Name 19.1 Input Name Read This command is used in order to read the setting of Input Name. 1) The controller requests the monitor to reply Input Name setting. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'4'-'0'-'0'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved...
  • Page 82 Step3: Byte data represents the ASCII string data. Example: 56h 47h 41h -> “VGA” Result: Input Name is “VGA”. Note: No null termination character is sent. ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (82/104)

  • Page 83: Input Name Write

    19.2 Input Name Write This command is used in order to write the setting of Input Name. 1) The controller requests the monitor to write Input Name. Header Message Check Delimiter code SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'4'-'0'-1'- '0'-'A'- LN(H)-LN(L) Data(0)-Data(1)-Data(2)- --- -Data(n)-ETX Header SOH (01h): Start of Header '0' (30h): Reserved...
  • Page 84 ST: Status 00h (30h, 30h): No Error 01h (30h, 31h): Error ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (84/104)

  • Page 85: Input Name Reset

    19.3 Input Name Reset This command is used in order to reset the Input Name. 1) The controller requests the monitor to reset Input Name. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'4'-'0'-'2'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 86 (86/104)

  • Page 87: Power Save Mode

    21. Power Save Mode 21.1 Power Save Mode Read This command is used in order to read the Power Save Mode. 1) The controller requests the monitor to read Power Save Mode Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'B'-0'-'0'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header...
  • Page 88 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (88/104)

  • Page 89: Power Save Mode Write

    21.2 Power Save Mode Write This command is used in order to write the setting of Power Save Mode. 1) The controller requests the monitor to write Power Save Mode. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'B'-'0'-'1'-MODE-ETX '0'-'A'-'0'-'A' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 90 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (90/104)

  • Page 91: Auto Power Save Time Read

    21.3 Auto Power Save Time Read This command is used in order to read the setting of Auto Power Save Time. 1) The controller requests the monitor to reply Time setting. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'B'-'0'-'2'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved...

  • Page 92: Auto Power Save Time Write

    21.4 Auto Power Save Time Write This command is used in order to write the setting of Auto Power Save Time. 1) The controller requests the monitor to write Time. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'B'-'0'-'3'-TIME-ETX '0'-'A'-'0'-'A' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.

  • Page 93: Security Enable

    22. Security Enable 22.1 Security Enable Read This command is used in order to read the Security Enable. 1) The controller requests the monitor to read Security Enable Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'C'-'0'-'2'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.

  • Page 94: Security Enable Write

    22.2 Security Enable Write This command is used in order to write the setting of Security Enable. 1) The controller requests the monitor to set Security password. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'C'-'0'-'1'- '0'-'A'-'1'-'C' ENA-'0'-'0'-PWD1-…-PWD16-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 95 SOH (01h): Start of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller. Monitor ID: Indicate a replying Monitor ID. Ex.) When this byte is set to ‘A’, replying monitor’s ID is ‘1’. 'B' (42h): Message type is "Command reply". '0'-'A'(30h,41h): Message length (10byte) Message STX (02h): Start of Message...

  • Page 96: Lan Mac Address

    23. LAN MAC Address 23.1 LAN MAC Address Read This command is used in order to read the MAC Address. 1) The controller requests the monitor to read MAC Address Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'2'-'2'-'A'-'0'-'2'-ETX '0'-'A'-'0'-'8' Header SOH (01h) : Start of Header '0' (30h) : Reserved Monitor ID: Specify the Monitor ID from which you want to get status.
  • Page 97 BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (97/104)

  • Page 98: Emergency Contents

    24. Emergency Contents This function which plays files in the EMRGENCY CONTENTS folder in the root folder on SD card automatically using MEDIA PLAYER function. During playing, a display prohibits operation except power off. Create “EMERGENCY CONTENTS” folder in a route folder. "Display command"...
  • Page 99 Check code BCC: Block Check Code Refer to the section 4.3 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (99/104)

  • Page 100: Emergency Contents Delete

    24.2 Emergency Contents Delete This command is used in order to stop Emergency Contents. 1) The controller requests the monitor to set Security password. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'A'-'1'-'F'-'0'-'0'-ETX '0'-'A'-'0'-'8' Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting.
  • Page 101 This document provides the technical information for users. NEC Display Solutions, Ltd. reserves the right to change or modify the information contained herein without notice. NEC Display Solutions, Ltd. makes no warranty for the use of its products and bears no responsibility for any errors or omissions which may appear in this document.

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