Revision List Revision Number Nematron reserves the right to make changes in specifications described herein at any time without notice in order to improve design and reliability. Nematron does not assume any responsibility for the use of any circuitry described; no circuit patent licenses are implied. Nematron assumes no responsibility for damage caused by misuse or improper use of its products.
Chapter 1 - Introduction The M1900 is a high performance 19” color TFT flat panel monitor specifically designed for harsh industrial environments including Class I & II, Division 2 Hazardous Locations. The M1900 accepts standard analog VGA input and can display all VESA video modes up to 1280 x 1024 at 75Hz with 16 million colors.
ENVIROMENTAL Operating Temperature Operating Humidity Operating Shock Operating Vibration 5-2000 Hz Operating Altitude AGENCY Front Panel NEMA Rating EU CE Marking Compliance Safety Agency Approvals * Class I Division 2, Groups A, B, C, D; Class II, Division 2, Groups F and G NOTE: SUITABLE FOR USE IN CLASS I, DIVISION 2, GROUPS A, B, C AND D HAZARDOUS LOCATIONS, OR NONHAZARDOUS LOCATIONS ONLY WARNING –...
Chapter 2 - Installation of Monitor This monitor is intended to be mounted in and used where NEMA 4 and NEMA 12 type enclosures are employed. Enclosures made of heavier gauge metal work better because they won’t deform or bend as easily when the monitor’s sealing gasket is compressed The monitor meets NEMA 4/12 sealing specifications when properly installed in an approved NEMA enclosure constructed from 14- The monitor uses “U”-shaped clips and a special gasket to achieve the proper gauge or heavier steel.
Mounting Clip Installation .25" THICK MONITOR FRONT BEZEL COMPRESSABLE NEMA SEALING GASKET MOUNTING CLIP WITH 10x32 SCREW MAXIMUN ALLOWABLE .325" PANEL THICKNESS CUT AWAY FRONT PANEL OF NEMA ENCLOSURE TIGHTEN TO 8 INCH-POUNDS FRONT PANEL OF NEMA ENCLOSURE MENU SELECT DOWN POWER REAR VIEW OF PANEL...
Connecting Power The M1900 monitor is powered from 100-240 VAC, 50/60 Hz or optionally from 24 VDC. Damage will occur if 100-240 VAC power is connected to an M1900 equipped with the 24 VDC input power option. M1900’s equipped with the 24 VDC option will have a “-24” suffix in their model number such as M1900-24 or M1900T-24.
Install and tighten two 4-40 x .25” Philips screws. NOTE: WHEN USING USB TOUCHSCREEN CONNECTION THE USE OF THE USB RETENTION BRACKET IS REQUIRED FOR HAZARDOUS LOCATIONS AND HIGHLY RECOMMENDED FOR NONHARDAOUS LOCATIONS.
Turning on the Computer and Monitor With power applied to the monitor and all cables connected you may power up the computer and press the POWER button on the rear of the monitor. The POWER LED will switch from off to green. The monitor will perform an automatic self configuration and begin displaying an image.
Chapter 3 - Monitor OSD and Settings On Screen Display (OSD) Controls The OSD controls are used for making adjustments to the monitor’s settings and are located on the back of the monitor. They consist of a single LED and five push buttons whose functions are described in the tables below.
Button and LED Functions BUTTON FUNCTION POWER Pressing this button once wakes the monitor up. Pressing the POWER button again turns off the back light inverter and puts the monitor in a reduced power state but the touch screen remains active. It is important to note that this switch does not disconnect power from the monitor.
OSD Menus and Settings MAIN MENU The following section describes the monitor’s OSD menus and settings. With the monitor powered up and receiving a normal video signal, pressing the MENU button once will cause the following screen to appear: Pressing MENU again will turn this screen off. Alternatively it will turn off after a time out period that is set in the SET UP sub-menu.
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Pressing the SELECT button will cause the following screen to be displayed: Pressing the UP and DOWN buttons will adjust the brightness accordingly. Pressing the SELECT button again will deselect this function causing the following screen to appear: CONTRAST Pressing the DOWN button once and the SELECT button once will cause the following screen to appear: Pressing the UP and DOWN buttons will adjust the contrast accordingly.
COLOR With COLOR highlighted on the MAIN MENU pressing SELECT will cause the following screen to be displayed: PRESET1 and PRESET2 are preset color balances. PRESET1 is produces a bluer screen while PRESET2 produces a more aqua screen. Use the UP and Down buttons to highlight PRESET1 or PRESET2 and press SELECT to make your selection and return to the MAIN MENU.
POSITION With POSITION highlighted on the MAIN MENU, pressing SELECT will cause the following screen to be displayed: A U T O A D J U S T AUTO ADJUST Highlighting AUTO ADJUST and pressing SELECT will initiate an automatic configuration and cause the “Processing Auto Configuration”...
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HORIZONTAL With HORIZONTAL highlighted on the POSITION menu, pressing SELECT will cause the following screen to be displayed: Pressing the UP button causes the screen to move to the right while pressing the DOWN button causes the screen to move to the left. A setting number in the range of 0 to 100 is displayed. Pressing SELECT again will deselect the HORIZONTAL menu option and the setting will be saved.
SETUP OSD POSITION With SETUP highlighted on the MAIN MENU pressing SELECT will cause the following screen to be displayed: O S D P O S I T I O N O S D T I M E L A N G U A G E I N P U T S O U R C E E X I T With the OSD POSITION highlighted on the SETUP menu, pressing SELECT will cause the...
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Pressing SELECT again will deselect the OSD POSITION adjustment menu and the setting will be saved. OSD TIME With OSD TIME highlighted on the SETUP menu, pressing SELECT will cause the following screen to be displayed: O S D P O S I T I O N O S D T I M E L A N G U A G E...
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INPUT SOURCE With INPUT POSITION highlighted on the SETUP menu, pressing SELECT will cause the following screen to be displayed: O S D P O S I T I O N O S D T I M E L A N G U A G E I N P U T S O U R C E E X I T Pressing the UP and DOWN buttons switches between PC (the 15-pin analog VGA input...
OSD Message Displays OUT OF FREQUENCY The following OSD message will appear if the horizontal or vertical refresh rate of the incoming video signal is outside the range of the monitor. NO SIGNAL When the monitor is first turned on it performs a set of self diagnostics. If no incoming video signal is detected immediately following self diagnostics, the following message will appear.
POWER SAVER MODE The following message appears when the monitor is on but in DPMS (Display Power Management Signaling) mode. This occurs after a valid incoming video signal is no longer preset or when the PC has signaled the monitor to enter the POWER SAVER MODE. The message is displayed for 5 seconds and then removed.
Analog 15- Pin D-Sub Pin No. Name Description Red Analog Data Green Green Analog Data Blue Blue Analog Data Ground Ground Ground Ground Ground N.C. No Connection Ground Ground DSDA DDC Serial Data HSYNC Horizontal Sync VSYNC Vertical Sync DSCL DDC Serial Clock...
Touch Screen Pin Assignment Serial RS-232 Pin No. Name Description Data Carrier Detect Receive Data Transmit Data Data Terminal Ready Ground Data Set Ready Request To Send Clear To Send Ring Indicator Pin No. Name Description VBUS +5V Power USB Data − USB_D−...