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CM2020 Industrial
Dual-Band Cellular Booster for Commercial
Offices, Institutions and Housing Complexes.
User Guide
WARNING
This is NOT a CONSUMER device. It is designated for installation
by FCC LICENSEES and QUALIFIED INSTALLERS. You MUST
have an FCC LICENSE or express consent of an FCC Licensee to
operate this device. Unauthorized use may result in significant
forfeiture penalties, including penalties in excess of $100,000
for each continuing violation.
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Summary of Contents for SureCall CM2020
- Page 1 CM2020 Industrial Dual-Band Cellular Booster for Commercial Offices, Institutions and Housing Complexes. User Guide WARNING This is NOT a CONSUMER device. It is designated for installation by FCC LICENSEES and QUALIFIED INSTALLERS. You MUST have an FCC LICENSE or express consent of an FCC Licensee to operate this device.
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Page 2: Table Of Contents
5.4 - Testing 5.5 - Adjusting the Booster 5.6 - Automatic Shutdown CHAPTER 6: Warranty 6.1 - Warranty Periods 22-24 6.2 - Warranty Information 6.3 - Contact Information SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 3: Chapter 1: Introduction
Introduction Introducing SureCall’s CM2020, Industrial booster Please read this entire manual before proceeding. with the installation. This manual applies to the CM2020 Industrial model. 1.1 - Package Contents Your booster box contains the following items: • CM2020 Booster. • Mounting kit (not shown). -
Page 4: How It Works
• Grounded surge suppressor for DC power 1.4 - How It Works The CM2020 booster amplifies cellular signals from the nearest tower to phones in a building and from those phones back to the tower to compensate for weak reception caused by distance, topography, building structure, and/or other reasons.The booster receives the signal from an outside antenna, amplifies that sig-... - Page 5 • The exterior antenna must not be co-located or operating in conjunction with any other antenna. • Always use a properly installed SureCall lightning protector between the exterior antenna and the booster. CAUTION: FAILURE TO PROPERLY INSTALL A...
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Page 6: Chapter 3: Planning
6. Route the cables to the booster location. 7. Install the booster as described in this manual. 8. Power on the booster and perform the configuration and testing as described in this manual. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 7: Exterior Antenna
• 6’ from lightning rod antennas. • 24” from all persons. These distances are general guidelines only; refer to the applicable building and electrical codes in your area to determine local requirements. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 8: Interior Antennas
Keep in mind that floor structures in multistorybuildings can cause significant signal loss, which means that you may need to install interior antennas on more than one floor. Here is an example of a multistory installation: SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 9: Antenna Separation
Note: Vertical separation is more important than horizontal separation. If you are unable to obtain the required separation horizontally, try raising the exterior antenna. You may also try reducing the booster gain as described in Chapter 5 of this manual. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... - Page 10 = 1700+400=2100 • ad = 45.83’ Here, the straight-line distance ad is just under 46 feet, which is compatible with 50dB booster gain as indicated in the previous table. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com...
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Page 11: Calculating Signal Strength
• Outside antenna gain (OAG): This the signal boost provided by the exterior antenna and is always a positive number with SureCall antennas. Cellular SC-100S omni SC-100L omni SC-288 omni SC-230D Yagi SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... - Page 12 2. Find the signal strength S for the antenna along the bottom of the graph on the following page. 3. Move straight up the signal strength line to the PCS and cellular curves. 4. Read the approximate coverage radius on the left. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com...
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Page 13: Booster Location
THAT THE INSTALLATION MEETS ALL APPLICABLE CODES. 3.8 - Need Help? If you need help planning your installation, please contact a qualified installer, the reseller from whom you purchased the booster, or SureCall. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 14: Chapter 4: Installation
• An omnidirectional antenna (SC-100-L, SC-100-S, etc.) must be mounted vertically. • A Yagi antenna (such as the SC-230W) must be mounted horizontally and be aimed at the desired cellular tower (line of sight). SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... - Page 15 3. Run the cable along the planned route. 4. Install a properly grounded CMLP lightning protector. 5. Seal any holes you make in the outside of the building with appropriate caulking or sealant. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com...
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Page 16: Internal Antennas
4. Connect another length of SC-400 or SC-240 cable to the input side of the splitter (if used) and run this cable to the booster location. CAUTION: DO NOT CONNECT AN INTERIOR ANTENNA TO THE SPLITTER INPUT. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 17: Mounting The Booster
CAUTION: DO NOT POWER ON THE BOOSTER UNTIL INSTRUCTED TO DO SO. CAUTION: NEVER POWER ON THE BOOSTER WHEN ANY ANTENNAS ARE DISCONNECTED AS THIS COULD DAMAGE THE BOOSTER. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 18: Chapter 5: Configuration & Testing
• Cellular Downlink Warning light/DIP switches 4): These DIP switches control the cellular amplifica- tion within the building. • Cellular Uplink Warning light/DIP switches (5): These switches control the cellular communications with the tower. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... -
Page 19: Initial Configuration
5.3 - Powering on the Booster To power on the booster: 1. Make sure that exterior and interior antenna cables are snugly connected to the proper ports on the booster. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com... - Page 20 UNTIL THE BOOSTER IS POWERED ON AND NO RED WARNING LIGHTS ARE ILLUMINATED. 7. Once the booster is powered on and no red Warning lights are illuminated, you may proceed to adjust the booster. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com...
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Page 21: Testing
5.6 - Automatic Shutdown If equipped, the CM2020 booster includes an automatic shutdown feature that works in the following sequence: 1. The cellular side (lights 4 and 5 in the diagram on Page 19) is usually the first side to experi- ence oscillation. -
Page 22: Chapter 6: Warranty
This protects the customer from any defects or problems the product may have that are solely the fault of SureCall. Incorrect installation or misuse will void this warranty. Upon the return of a defective product, SureCall will issue the customer a work- ing replacement. - Page 23 SureCall warrants to the Buyer that each of its products, when shipped, will be free from defects in material and workman- ship, and will perform in full accordance with applicable specifications. The limit of liability under this warranty is, at SureCall’s...
- Page 24 SureCall has made a good faith effort to ensure the accuracy of the information in this document and disclaims the implied warranties of merchantability and fitness for a particular purpose and makes no express warranties, except as may be stated in its written agreement with and for its customers.SureCall shall not be held liable to anyone for any indirect, special or consequential damages due to omissions or errors. The information and specifications in this document are subject to change without notice. © 2014. All Rights Reserved. All trademarks and registered trademarks are the property of their respective owners. SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | sales@surecall.com...
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