NEC MultiSync V423 Manual
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NEC MultiSync V423 Manual

External control
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See also: User Manual , Installation Manual
EXTERNAL CONTROL
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 ........................................................................15
5.4 "Set parameter" reply .................................................................16
5.5 Commands ...........................................................................17
5.5.1 Save Current Settings . ............................................................17
5.5.2 Get Timing Report and Timing reply. ................................................18
5.5.3 NULL Message ....................................................................19
IV. Control Commands .......................................................................20
6. Typical procedure example ...............................................................20
6.1. How to change the "Backlight" setting. ................................................20
6.3. Operation Code (OP code) Table .......................................................26
7. Power control procedure .................................................................36
7.1 Power status read ....................................................................36
7.2 Power control ........................................................................38
8. Asset Data read and write ................................................................40
8.1 Asset Data Read Request and reply ....................................................40
8.2 Asset Data write .....................................................................42
NEC LCD Monitor
(1/72)
Rev.3.5
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  • Page 1: Table Of Contents

    EXTERNAL CONTROL NEC LCD Monitor Rev.3.5 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...
  • Page 2 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 ..............54 11. Self diagnosis ................64 11.1 Self-diagnosis status read ............64 12.

  • Page 3: Application

    I. Application This document defines the communications method for control of the NEC LCD monitor, MultiSync P402 /P462 /P552 /P702 /V422 /V462 /V551 /V651 /V322 /V652 /V552 /X461S /X551S /X401S /X463UN /X551UN /V463 /V423 when using an external controller (3/72)

  • Page 4: 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 5: 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 6: Communication Format

    4. Communication Format Header Message Check Code Delimiter The command packet consists of four parts, Header, Message, Check code and Delimiter. Recommended sequence of a typical procedure to control a monitor is as follows, [A controller and a monitor, two-way communication composition figure] % For the general command (see the part "6.3.

  • Page 7: Header Block Format (Fixed Length)

    4.1 Header block format (fixed length) Header Message Check code Delimiter Reserved Message Message Destination Source 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 8 '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. (Sender) Specify a sender address. The controller must be ‘0’ (30h). On the reply, the monitor sets the own MONITOR ID in here. byte) Message Type: (Case sensitive.) Refer to section 4.2 “Message block format”...

  • Page 9: Message Block Format

    4.2 Message block format Message Header Check code Delimiter “Message block format” is allied to the “Message Type” in the “Header”. Refer to the section 6 “Message format” for more detail. 1 ÿ 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 10 section 5.5 “Commands message” for more details. 6 ÿ 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. (10/72)

  • Page 11: 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 12: Delimiter

    4.4 Delimiter Header Message Check code Delimiter Packet delimiter code; ASCII CR(0Dh). (12/72)

  • Page 13: Message Type

    5. Message type 5.1 Get current Parameter from a monitor. OP code page OP code –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 page OP code Type Max value Current Value –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: Set Parameter

    5.3 Set parameter OP code page OP code Set Value 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 16: Set Parameter" Reply

    5.4 "Set parameter" reply Requested setting Result OP code page OP code Type Max value 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 17: Commands

    5.5 Commands "Command message format" depends on each command Some commands are shown with usage. Refer to section 7 to 13. 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 18: 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 19: 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 20: 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 21 CR (0Dh): End of packet Step 3. The controller request the monitor to change the Backlight setting Check Header Message Delimiter code SOH-'0'-Monitor ID-'0'-'E'-'0'-'A' STX-'0'-'0'-'1'-'0'-'0'-'0'-'5'-'0'-ETX 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 22 Header Message Check code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'4' STX-'0-'C'-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to store the setting. Ex.) If Monitor ID is '1', specify 'A'. '0' (30h): Message sender is the controller. 'A' (41h): Message type is "Command".

  • Page 23: 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 P402 /P462 /P552 /P702 /V422 /V462 /V551 /V651 /V322 /V652 /V552 /X461S /X551S /X401S /X463UN /X551UN /V463 /V423 have three built-in temperature sensors. The controller can monitor inside temperatures by using those sensors with external control.
  • Page 24 '0'-'0' (30h, 30h): This operation is "Set parameter" type. '0'-'0'-'0'-'3' (30h, 30h, 30h, 33h): Number of temperature sensors are 3 (0003h). '0'-'0'-'0'-'1' (30h, 30h, 30h, 31h): temperature sensor is #1. ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.5 “Check code”...
  • Page 25 Readout value is 2's complement. Readout value Temperature [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 26: Operation Code (Op Code) Table

    6.3. Operation Code (OP code) Table Item OP code Parameter Remarks Backlight 0: dark 100(64h): bright Contrast 0: low 100(64h): high Sharpness 0: dull 24(18h): sharp Brightness 0: dark 100(64h): bright 0: purplish 100(64h): greenish Color 0: pale 100(64h): deep Color Temperature 0:2600K 100K/step...
  • Page 27 Item OP code Parameter Remarks Ambient Ambient 0: dark Brightness 100(64h): bright Ambient 0: dark Brightness High 100(64h): bright Get Current Read only Illuminanc Max. Bright Read only Sensor Read 255(FFh) Menu tree reset 0: None Momentary (Picture) 2: Reset Picture category Auto Setup 1: Execute...
  • Page 28 Item OP code Parameter Remarks Input Resolution select Input Resolution 0:no mean 1:Item 1(always Auto) 2:Item 2 3:Item 3 4:Item 4 5:Item 5 Over5:Ignore Item 1= AUTO Item 2= -- / 1024x768 / 1400x1050 / 800x600 / 1280x960 Item 3= -- / 1280x768 / 1680x1050 / 1024x576 /...
  • Page 29 Item OP code Parameter Remarks Balance O: Left Not available on X463UN,X551UN 30:(Center) 60: Right Treble O: Min. Not available on X463UN,X551UN 6:(Center) 12: Max. Bass 0: Min. Not available on X463UN,X551UN 6:(Center) 12: Max. PIP Audio 0: No operate 1: Main 2: Sub Line out...
  • Page 30 Item OP code Parameter Remarks PIP H Position 0: left 100(64h): right PIP V Position 0: top 100(64h): bottom Aspect 0: No operate 1: Normal 2: Full 3: Wide 4: (reserved) 5: (reserved) Text Mode 0: None Ticker 1: Off 2: Horizontal 3: Vertical Position...
  • Page 31 Item OP code Parameter Remarks 0: Left Position Position MAX.: Right 0: Down Position MAX.: Up Information OSD 0:Disable information OSD 3-10: OSD timer [seconds] OSD Transparency 0: None 1: Off(Opaque) 2: On(Translucent) 3: (reserved) OSD Rotation 0: Normal 1: Rotated Closed Caption 0: No operate 1: Off...
  • Page 32 Item OP code Parameter Remarks Tile Matrix Mem 0: None 1: Common(default) 2: Each Input Power On Delay 0: Off (0sec) 50:50sec Power Indicator 0: None 1: On 2: Off External Control 0: No mean control 1: RS-232C 2: LAN ID=All 0: No operate Reply...
  • Page 33 Setting 2: DVI-HD BNC Mode 0: No operate Not available on 1: RGB except 2: Component X461S/X401S/X551S/ 3: Video V322/V463/V423. 4: SCART 5: S-Video( ; ) ; Only V652/V552 D-sub Mode 0: No operate Only 1: RGB X461S/X401S/X551S/ 2: Component...
  • Page 34 Item OP code Parameter Remarks Input 0: No mean 1: VGA 2: RGB/HV 3: DVI 4: HDMI (Set only) 5: Video1 6: Video2 7: S-Video 12(0Ch): DVD/HD1 13(0Dh): Option 14(0Eh): DVD/HD2 15(0Fh): Display Port 17(11h): HDMI Audio Input 1: Audio 1(PC) 2: Audio 2 3: Audio 3 4: HDMI...
  • Page 35 Item OP code Parameter Remarks PIP Input 0: No mean This operation has 1: VGA limitation 2: RGB/HV selection. Please 3: DVI refer to the monitor 4: HDMI (Set only) instruction 5: Video1 manual. 6: Video2 7: S-Video 12(0Ch): DVD/HD1 13(0Dh): Option 14(0Eh): DVD/HD2 15(0Fh): Display...

  • Page 36: 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'6' STX-'0'-'1'-'D'-'6'-ETX 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 37 CR (0Dh): End of packet (37/72)

  • Page 38: Power Control

    7.2 Power control 1) The controller requests the monitor to control monitor power. Header Message Check code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'C' STX-'C'-'2'-'0'-'3'-'D'-'6'- '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 39 Delimiter CR (0Dh): End of packet (39/72)

  • Page 40: Asset Data Read And Write

    8. Asset Data read and write MultiSync P402 /P462 /P552 /P702 /V422 /V462 /V551 /V651 /V322 /V652 /V552 /X461S /X551S /X401S /X463UN /X551UN /V463 /V423 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 41 Delimiter CR (0Dh): End of packet (41/72)

  • 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-N-N STX-'C'-'0'-'0'-'E'-'0'-'0'- 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 CR (0Dh): End of packet (43/72)

  • 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 code Delimiter...
  • Page 45 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 '0'-'1'(30h, 31h): YES...

  • 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'1'-'2' STX-'C'-'2'-'1'-'2'-YY-MM-DD-WW-HH-MN -DS-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved...
  • Page 47 Delimiter CR (0Dh): End of packet 2) The monitor replies a data for confirmation. Header Message Check code Delimiter SOH-'0'-'0'-Monitor ID-'B'-'1'-'6' STX-'C'-'3'-'1'-'2'-ST-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. Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.
  • Page 48 Delimiter CR (0Dh): End of packet (48/72)

  • 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'8' STX-'C'-'2'-'2'-'1'-PG-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to get status.
  • Page 50 '3'-'B'(33h, 42h): 59 '3'-'C'(33h, 43h): On timer isn't set. OFF_HOUR: Turn off time (hour) '0'-'0'(30h, 30h): 00 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn’t set. INPUT: Timer input '0'-'0'(30h,30h): No mean (works on last memory) '0'-'1'(30h,31h): VGA...
  • Page 51 '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’) EXT4: Extension 4 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) EXT5: Extension 5 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) EXT6: Extension 6 '0'-'0'(30h,30h): (On this monitor, it is always ‘00’) EXT7: Extension 7...
  • Page 52 ***Following command also can be used for to keep backward compatibility, in order to read the setting of the Schedule. 1) The controller requests the monitor to read Schedule. Header Message Check code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'8' STX-'C'-'2'-'1'-'3'-PG-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to get status.
  • Page 53 OFF_HOUR: Turn off time (hour) '0'-'0'(30h, 30h): 00 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn’t set. INPUT: Timer input '0'-'0'(30h, 30h): DVI '0'-'1'(30h, 31h): VGA '0'-'2'(30h, 32h): RGB/HV '0'-'3'(30h, 33h): DVD/HD1...

  • Page 54: 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-'0'-'A'-'2'-'6' STX-'C'-'2'-'2'-'2'-PG-ON HOUR-ON MIN- OFF HOUR-OFF MIN-INPUT-WD-FL-P MODE- EXT1-EXT2-EXT3-EXT4-EXT5-EXT6-EXT7-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved...
  • Page 55 '1'-'1'(31h,31h): HDMI * Please select active input on your system (setting). * If you select inactive input here, the input change execution will be ignored. WD: Week setting bit 0: Monday bit 1: Tuesday bit 2: Wednesday bit 3: Thursday bit 4: Friday bit 5: Saturday bit 6: Sunday...
  • Page 56 Delimiter CR (0Dh): End of packet 2) The monitor replies a data for confirmation. Header Message Check code Delimiter SOH-'0'-'0'-Monitor ID-'B'-'2'-'8' STX-'C'-'3'-'2'-'2'-ST-PG-ON HOUR-ON MIN- OFF HOUR-OFF MIN-INPUT-WD-FL-P MODE- EXT1-EXT2-EXT3-EXT4-EXT5-EXT6-EXT7-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 57 WD: Week setting bit 0: Monday bit 1: Tuesday bit 2: Wednesday bit 3: Thursday bit 4: Friday bit 5: Saturday bit 6: Sunday '0'-'1'(30h, 31h): Monday '0'-'4'(30h, 34h): Wednesday '0'-'F'(30h, 46h): Monday, Tuesday, Wednesday and Thursday '7'-'F'(37h, 46h): Monday to Sunday FL: Option bit 0: 0:once 1:Everyday bit 1: 0:once 1:Every week...
  • Page 58 Header Message Check code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'A' STX-'C'-'2'-'1'-'5'-PG-EN-ETX 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'. '0' (30h): Message sender is the controller. 'A' (41h): Message type is "Command".
  • Page 59 Delimiter CR (0Dh): End of packet (59/72)
  • Page 60 ***Following command also can be used for to keep backward compatibility, 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-'0'-'A'-'1'-'6' STX-'C'-'2'-'1'-'4'-PG-ON HOUR-ON MIN- OFF HOUR-OFF MIN-INPUT-WD-FL-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved...
  • Page 61 bit 3: Thursday bit 4: Friday bit 5: Saturday bit 6: Sunday '0'-'1'(30h, 31h): Monday '0'-'4'(30h, 34h): Wednesday '0'-'F'(30h, 46h): Monday, Tuesday, Wednesday and Thursday '7'-'F'(37h, 46h): Monday to Sunday FL: Option bit 0: 0:once 1:Everyday bit 1: 0:once 1:Every week bit 2: 0:Disable 1:Enable * When bit 0 and bit 1 are '1', it behaves as Everyday.
  • Page 62 '0'-'0'(30h, 30h): 00 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn’t set. INPUT: Timer input '0'-'0'(30h, 30h): DVI '0'-'1'(30h, 31h): VGA '0'-'2'(30h, 32h): RGB/HV '0'-'3'(30h, 33h): DVD/HD1 '0'-'4'(30h, 34h): VIDEO...
  • Page 63 'C'-'2'-'1'-'5' (43h, 32h, 31h, 35h): Enable/Disable Schedule writes command PG-EN: Enable/Disable Schedule data PG: Program No. '0'-'0'(30h, 30h): Program No.1 '0'-'6'(30h, 36h): Program No.7 EN: Enable /Disable '0'-'0'(30h, 30h): Disable '0'-'1'(30h, 31h): Enable ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.5 “Check code”...

  • Page 64: Self Diagnosis

    11. Self diagnosis 11.1 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'4' STX-'B'-'1'-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to get status.
  • Page 65 ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.5 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet (65/72)

  • Page 66: Serial No. & Model Name Read

    12. Serial No. & Model Name Read 12.1 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'6' STX-'C'-'2'-'1'-'6'-ETX Header SOH (01h): Start Of Header...

  • Page 67: Model Name Read

    12.2 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 code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'0'-'6' STX-'C'-'2'-'1'-'7'-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to get Model Name.

  • Page 68: Security Lock

    13. Security Lock 13.1 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 69 Header Message Check code Delimiter SOH-'0'-'0'-Monitor ID-'B'-'0'-'A' STX-'C'-'3'-'1'-'D'-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'. 'B' (42h): Message type is "Command reply".

  • Page 70: Direct Tv Chanel Read & Write

    14. Direct TV Chanel Read & Write When DTV unit (Option unit) is installed, channel setting ÿ S is read and write directly. 14.1 Direct TV Chanel Read & Reply 1) The controller requests the monitor to read channel information. Header Message Check code...

  • Page 71: Direct Tv Chanel Write & Reply

    14.2 Direct TV Chanel Write & Reply 1) The controller requests the monitor to write channel information. Header Message Check code Delimiter SOH-'0'-Monitor ID-'0'-'A'-'1'-'2' STX-'C'-'2'-'2'-'D'-MajorCH-MinorCH-ETX Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID which you want to get Model Name. Ex.) If Monitor ID is '1', specify 'A'.
  • Page 72 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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