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If the power supply cord, that came with your monitor, is to be connected to the PC 
instead of  the  wall outlet, this equipment is to be used with UL/TUV approved 
computers with receptacle rated 100-240 V AC, 50/60 Hz, 2.0 A (minimum).

Check the monitor specification carefully. This GRUNDIG monitor has a 1280 x 1024 
resolution and works with both PAL and NTSC signal modes. This GRUNDIG monitor is 
for 24/7 security purposes; therefore, the environmental specifications such as the 
operating temperature and the voltage needed have to be maintained at all times.

3. Package Contents

These parts are included:

- LED Monitor
- 12V DC Adapter
- Power Cord
- D-Sub 15-pin VGA Connector Cable
- HDMI Connector Cable
- Remote Control with Battery (CR2025 3V)
- Owner’s Manual

4. Rear View with Connections

DC: Connect the 12V power adapter that is included in the package.

HDMI 1 (High Definition Multimedia Input): Here you can connect the monitor to a PC. 
The port is optimised for static images and text display.

HDMI 2 (High Definition Multimedia Input): Here you can connect the monitor to an 
embedded DVR or NVR. The port is optimised for video display.

VGA: Connect the monitor with the VGA cable that is included in the package.

PC Audio: Please use the 3.5 mm jack to transmit audio signals for VGA mode.

AV Audio: Please use the RCA plugs to transmit audio signals for AV mode.

AV Input: Connect a video source with coaxial cable (with Composite Video Signal) to 
the BNC connector for AV mode.

AV Output: Here you can pick off the signal of the AV input and make it available for 
other devices. If no cable connected, the monitor automatically sets a 75 

 resistance.

3

English

Summary of Contents for GML-2231M

Page 1: ...GML 2231M 129 1 28 01 2014 Owner s Manual EN ASP AG Monitors GML 2231M 54 6 cm 21 5 LCD TFT Monitor LED Backlight GML 2431M 61 cm 23 6 LCD TFT Monitor LED Backlight...

Page 2: ......

Page 3: ...you to dangerous voltage potentials or other risks When you transport this monitor for repair or shipment use the original carton and packing materials Do not rub touch or tap the surface of the scre...

Page 4: ...2 Installation Do not install the monitor near heat sources such as radiators or air ducts or in a place subject to direct sunlight excessive dust mechanical vibration or shock Do not cover or block t...

Page 5: ...ery CR2025 3V Owner s Manual 4 Rear View with Connections DC Connect the 12V power adapter that is included in the package HDMI 1 High Definition Multimedia Input Here you can connect the monitor to a...

Page 6: ...BLUE On RED Standby BLANK Off or No power supply 6 Switching the Monitor Source Press the A button to make the source menu visible Press to choose the source from the modes VGA HDMI 1 HDMI 2 AV Press...

Page 7: ...image become soft Press or to adjust the parameter Colour Temp In AV mode press or to adjust the colour tones Cool Warm Normal In VGA and HDMI mode a sub menu will appear when you press or to select...

Page 8: ...ess or to adjust the parameter V Zoom Adjust the V size of the display picture Press or to adjust the parameter Pixel Clock Press or to adjust the parameter Phase Press or to adjust the parameter Scal...

Page 9: ...ll or Mid Position Move the position of the Sub Source window Press or to select the position UR BR UL BL Border Colour Choose the border colour of the Sub Source window Press or to select Black or Bl...

Page 10: ...ON Unplug the power cord of the monitor from the AC outlet wait a few minutes then plug the power cord into the AC outlet again This will reset the monitor and power supply The Power LED is red with n...

Page 11: ...Speaker Output 3W 2x1 5W built in OSD Yes multi language PIP On Off PBP On Off MTBF at 25 C 100 000 hours Operating Temperature 0 C 40 C Humidity 10 90 no condensation Storage Temperature 10 C 60 C Su...

Page 12: ...er Output 3W 2x1 5W built in OSD Yes multi language PIP On Off PBP On Off MTBF at 25 C 100 000 hours Operating Temperature 0 C 40 C Humidity 10 90 no condensation Storage Temperature 10 C 60 C Suitabl...

Page 13: ...the standards in the following relevant provisions EC EMC Directive 2004 108 EC Low Voltage Directive 2006 95 EC Applied harmonised standards and technical specifications EN 60950 1 2006 A12 2011 EN...

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