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NEC XM37, XP37 Command Communication Sequence, COM1, COM2, COM1, COM2, COM1, Length, Length, Contents, Contents, Plus → PC, PC → XP37 Plus/XM37 Plus, XP37 Plus/XM37 Plus → PC

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Command Communication Sequence

When external equipment such as a personal computer gives the command to the XP37 Plus/XM37 Plus, the XP37 Plus/XM37 Plus returns an ACK. So make sure that the external equipment receives this ACK.

Command sending/receiving sequence

Command

External equipment

(PC)

XP37 Plus/XM37 Plus

ACK

The XP37 Plus/XM37 Plus returns an ACK if it has received the command correctly.

If it has not received the command correctly due to data error, it will return nothing. Therefore, when the external equipment send a command, make sure that it received the ACK.

PC CONTROL COMMAND LIST FOR USE WITH THE XP37 Plus/XM37 Plus

PC → XP37 Plus/XM37 Plus

COM1	COM2	Contents	Length
9F	4E	Power On	00
	4F	Power Off	00
	A1	Degauss Control	00

XP37 Plus/XM37 Plus → PC

COM1	COM2	Contents	Length
3F	4E	Power On (ACK)	00
	4F	Power Off (ACK)	00
	B0	Input Switching (ACK)	00
7F	A1	Degauss Control(ACK)	01

Example: Input switching (VIDEO 1) from the PC to the XP37 Plus/XM37

Plus(when the address selector equals 0)

PC → XP37 Plus/XM37 Plus

COM1	UA	COM2	Length	Data 1	Data 2		Sum
DF	80	B0	02	00	VIDEO1 : 01		12
					VIDEO2 : 02		13
					RGB1	: 03	14
					RGB2	: 04	15

XP37 Plus/XM37		Plus → PC

COM1		UA	COM2	Length	Data 1
3F		80	B0	00	6F

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Contents

Itasca,Illinois60143-1248 1250.NArlingtonHeightsRoad,Suite500 NECTechnologies,.Inc 37Plus R 37 Plus37 Plus Multimedia Monitor User's Manual CAUTION DOC compliance Notice ATTENTION DOC avis de conformation LIMITED WARRANTY NEC Multimedia Monitor Products HOW LONG IS THE WARRANTY WHO IS PROTECTED This warranty may be enforced only by the first purchaser CONTENTS 1. Introduction 2. Part Names and Functions 3. Installation 4. Operation Introduction The features you’ll enjoy include: Contents of the Package Part Names and Functions Rear View Terminal Board 1 POWER STANDBY/POWER 5 KEY CONTROL 6EXTERNAL CONTROL IN(D-Sub 15-pin) EXTERNAL CONTROL OUT (D-Sub 15-pin).....Connectto a second 7 REMOTE IN/OUT 8 RGB 1 (MultiCable) 75Ω/HIGH Impedance Select Switch.....This switch should be “75Ω” 9 RGB AUDIO 0 VIDEO /HIGH Impedance Select Switch for BNC type B RGB R, G, B, H/CS and V IN (BNC).....These are analog RGB input R, G, B, H/CS and V THROUGH OUT (BNC).....Connect to a second C EXT SPEAKER RIGHT + Remote Control Unit 1POWER ON/OFF 2DEGAUSS Press to demagnetize the picture tube in the manual operation. See also page 3Input Select Raster Control Visual Control Remote Control Cautions Operating Range Functions and Settings of DIP SW Installation Macintosh or IBM XGA/SuperVGA/VGA or Compatibles Compatibles EXTERNAL Connecting Your PC or Macintosh Computer 1.Turn off the power to your monitor and computer 4.Turn on the monitor and the computer Connecting Your VCR or Laser Disc Player 1.Turn off the power to your monitor and VCR or laser disc player Daisy-chainingYour monitors To do so: When using the VIDEO inputs: THROUGH OUT (VIDEO 1) Connections Connect THROUGH OUT 1 BNC or External Speaker Connections WARNING: CAUTION: IMPORTANT: Operation Power General Controls 1)To adjust: 1.Turn On The Monitor Direct Control Screen a. POSITION/CONTROL b. WIDTH f. NORMAL (raster) c. HEIGHT Visual Controls Group H-position/H-width/Pin-cushionControls Group H-POSITION :Pressing + or - moves the image horizontally right or left H-WIDTH PIN-CUSHION PIN-BALANCE RGB Controls Group COLOR TEMP R, G B-GAIN B-BIAS Reset Control The Reset control allows you to return image parameters to factory presets All Raster Settings The following items can be reset: Specific Item Settings OSM windows have the following elements: LANGUAGE VIDEO MODE POWER ON MODE KEY CONTROL Command reference External Control Command Communication Sequence Troubleshooting Specifications Page Dimensions 23.3 (590mm) 15.8 (400mm) Timing Charts Input Signal Reference Chart Separate Sync Sync. Polarity: Positive / Negative Composite Sync Composite Sync. & Video (Sync. on Green) Sync. Polarity: Negative Typical Input Signal Timing Vertical Frequency (O) Vertical Period (P) Vertical Pulse Width (Q) Vertical Back Porch (R) Vertical Active Area MODE Polarity State Frequency NEC On-siteService/Repair Policy DOA Policy