20-Inch Black & White Monitor Installation and Operating Instructions AMM20 AMM20X
All information was correct at the time of publication. ADEMCO Video reserves the right to make changes and improvements to the product without notice.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE. DO NOT INSERT ANY METALLIC OBJECT THROUGH VENTILATION GRILLS. WARNING RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
20-Inch B&W Monitor IMPORTANT SAFEGUARDS 1. READ INSTRUCTIONS – Read the safety and operating instructions before operating the monitor. 2. RETAIN INSTRUCTIONS – Retain the safety and operating instructions for future reference. 3. CLEANING – Unplug video monitor from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. 4.
20-Inch B&W Monitor 11. POWER CORDS – Do not allow anything to rest on the power cord. Do not locate video monitor or equipment where the cord can be damaged by persons walking on it. 12. HEED WARNINGS – Follow all instructions marked on the video monitor. 13. LIGHTNING – During lightning storms or when the monitor will be left unattended and unused for long periods, unplug the monitor and associated equipment from the wall outlet.
20-Inch B&W Monitor FCC COMPLIANCE STATEMENT INFORMATION TO THE USER: THIS EQUIPMENT HAS BEEN TESTED AND FOUND TO COMPLY WITH THE LIMITS FOR A CLASS B DIGITAL DEVICE, PURSUANT TO PART 15 OF THE FCC RULES. THESE LIMITS ARE DESIGNED TO PROVIDE REASONABLE PROTECTION AGAINST HARMFUL INTERFERENCE IN A RESIDENTIAL INSTALLATION.
20-Inch B&W Monitor Table of Contents Chapter 1 – Introduction............................................. 1 Features ................................................................................. 1 Technical Overview ................................................................ 1 Chapter 2 – Installation ............................................... 3 Required Installation Tools ..................................................... 3 Installation Instructions .....................................
20-Inch B&W Monitor AMM20
20-Inch B&W Monitor Chapter 1 – Introduction Figure 1 – Typical configuration Features • • • • • • • • Convenient front panel controls Switch between two video inputs Audio input Switchable DC restoration Adjustable Scanning Size LED power indicator Video loop-through output with automatic 75-Ohm termination Recessed carrying handles Technical Overview The ADEMCO AMM20 is a 20-inch B&W monitor with more than 900 TV lines of resolution at the center.
20-Inch B&W Monitor The AMM20 has a built-in speaker and audio input and output connectors on the rear panel.
20-Inch B&W Monitor Chapter 2 – Installation Figure 2 – Front panel controls Figure 3 – Rear panel connectors and controls Required Installation Tools Installing the AMM20 monitor does not require any special tools.
20-Inch B&W Monitor Installation Instructions WARNING: The monitor should be installed in an area that is clean, dry and well ventilated. Do NOT install the monitor where it can get wet; such as near pools, sinks, open windows, etc. Do NOT install the monitor in excessively dusty areas; dust can block ventilation holes causing the monitor to overheat.
20-Inch B&W Monitor If the monitor will be used in a well lit area, set the DC REST (DC Restoration) switch to the ON position. Set it to the OFF position if the monitor is used in a low light situation. If you plan to loop the video out to another monitor, connect a cable to the Video Out BNC and route it to the Video In of the second monitor. Up to three monitors can be connected using the loop-through feature.
20-Inch B&W Monitor 6 AMM20
20-Inch B&W Monitor Chapter 3 – Operation To turn on the monitor, press the power button on the front panel. After a few seconds, video should appear on the monitor. If video does not appear, refer to the Troubleshooting section of this manual. Press the VIDEO button to switch between the two video sources. LEDs will light to indicate whether the A or B source is displaying. Press the SCAN button to switch between the over-scan and under-scan modes.
20-Inch B&W Monitor Rotate the V-SIZE knob to increase and decrease the vertical size of the image on the monitor display.
20-Inch B&W Monitor Appendix A – Troubleshooting Problem No Video Possible Solution Check that all components in the system (monitor, cameras, VCRs, multiplexers, etc.) have power and are turned on. Check that the camera lens cap is removed and the lens is set to proper aperture. Check coaxial cable(s) for proper connections and condition. Make certain the BRIGHT or CONTRAST control knobs are not turned to their extreme positions.
20-Inch B&W Monitor Problem Fuzzy Video Possible Solution If the camera has a manual focus lens, check that it is properly focused. If the camera has an autofocus lens, ensure that it is working properly. Check that the back focus ring on the camera has been adjusted correctly. Check that the lens and housing window are clean.
20-Inch B&W Monitor Appendix B – Specifications PICTURE TUBE ....................................... 20" Diagonal, 114° Deflection Angle (Useful screen size) ............................................................................ (18.5") POWER SOURCE ................................................. 90 to 264 VAC, 50Hz/60Hz POWER CONSUMPTION .................................................................. 45 Watts VIDEO STANDARD ....................................................................
ADEMCO Brasil (Headquarters) 175 Eileen Way Syosset, NY 11791 USA 1-516-921-6704 Customer Service: .............. 800-467-5875 Applications: ....................... 877-653-0302 Technical Support: .............. 877-718-0746 Fax: ..................................... 516-921-0491 Web site: www.ademco.
