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Summary of Contents for Amplitec C20M-5B Series
- Page 1 C20M-5B Signal Repeater User Manual PLEASE KEEP APPROPRIATELY AND CAREFULLY READ THIS USER MANUAL BEFORE INSTALLATION PLEASE KEEP APPROPRIATELY AND CAREFULLY READ THIS USER MANUAL BEFORE INSTALLATION...
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Page 2: Table Of Contents
The power supply voltage of repeater Ensure of grounding, waterproof and should meet standards lightning protection when installing security requirements the repeater The repeater should be installed and Do not open the repeater, maintain started by professionals or replace the components Keep the repeater away from heat source, do not install in a narrow space... -
Page 3: Package Contents
C20M-5B Five Band Signal Repeater Package Contents C20M signal repeater, 1pc 12V3A power adapter Installation screws Product Description C20M series five band repeater is a mobile signal repeater with high intelligence. It adopts digital ALC and anti-interference technology, which can detect the signal quality in the coverage area in real time and auto adjust the working status accordingly. -
Page 4: Connector Description
C20M-5B Five Signal Repeater insufficient, device will auto attenuate the gain, to avoid self-oscillation occurs to interfere the base station； Uplink dormant function, when no mobile users in the coverage area, device will shut off uplink output, to save power consumption and not interfere the base station. Connector Description ... -
Page 5: Operation And Display Description
C20M-5B Five Signal Repeater B ： Inside antenna connection port(N-female) C ： 12V DC power connection port D ： Power switch E ： Grounding screws F ： LCD display screen G ： Menu Button ... - Page 6 C20M-5B Five Signal Repeater Figure 1 Figure 2 c. Gain Attenuation Setting Press “MENU” and select the band needed to adjust ； Press“SET” 3 seconds until“Gain:DLxxdB”flashing(Figure 3) ， Press “SET” once more to specific setting of the uplink or downlink , then press “INC+” or “DEC-” to attenuate the gain(Figure 4 and 5). When the setting is finished and press “MENU”...
- Page 7 C20M-5B Five Signal Repeater e. Check real-time gain and power Press the ‘MENU’ button to view the real-time gain (Gain) and input (Rssi) output power of the corresponding system(Figure 7). Figure 7 f. Self-oscillation Elimination and Auto Shutoff Function The device will auto detect the isolation in real time. When there is insufficient isolation between outside and inside antenna, the device will auto attenuate the gain to make it work normally(Figure 8,the “run”...
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Page 8: Technical Specification
C20M-5B Five Signal Repeater Technical Specification Model Uplink (MHz) Downlink (MHz) C20M-5B1 703~748/824~849/1710~1785/1920~1980/2500~2570 758~803/869~894/1805~1880/2110~2170/2620~2690 C20M-5B2 703~748/824~849/1710~1755/1850~1910/2500~2570 758~803/869~894/2110~2155/1930~1990/2620~2690 C20M-5B3 832~862/880~915/1710~1785/1920~1980/2500~2570 791~821/925~960/1805~1880/2110~2170/2620~2690 C20M-5B4 703~748/880~915/1710~1785/1920~1980/2500~2570 758~803/925~960/1805~1880/2110~2170/2620~2690 Item Uplink Downlink Gain 70±2 dB 75±2 dB VSWR ≤2 ≤2 Output Power 15 ± 2 dBm 20 ±... -
Page 9: Installation Guides
C20M-5B Five Signal Repeater Item Uplink Downlink Uplink stand-by Available Self-oscillation Available shutdown Auto shut-off Functions Over input turn-off Available Function Over-heat protection Available Self-oscillation Elimination Available Link Balance Function Available Auto screen lights off No operation within 3 minutes Power Supply DC: 12 V Power Consumption... -
Page 10: Antenna Connection
C20M-5B Five Signal Repeater 3) Put the expansion pipes(size: 8mm) into the 4 drilled holes. 4) Align the fixing holes of the repeater with corresponding holes on the wall, and drive 4 M6*40 screws into the expansion plugs with screwdriver and fasten the repeater firmly. Antenna Connection Take suitable outside antenna and inside antenna according to the characteristic of the... -
Page 11: Starting
C20M-5B Five Signal Repeater coverage area. Installation and connection of the antennas should follow the requirements as following: 1）The outside antenna should be installed at the place with the strongest signal and towards BTS. 2）The length of the cable, which connects the outside antenna and the repeater, should be less than 20 meters. -
Page 12: Notes
C20M-5B Five Signal Repeater The network of SIM card does not Replace SIM card or repeater comply with that of signal repeater Everything is okay after power-on, but no improvement in The inside antenna is not Fasten the connection of inside signal successfully connected cable and connectors... - Page 13 Manufacturer: Guangdong Amplitec Tech Development Co.,Ltd Address: 4 Floor, 4 Building, No. 60 of Langbao West Rd, Zhangcha Foshan, China, 528000 Tel：0757-83308238，Fax：0757-83123923 Email：info@amplitec.cn, Website：www.amplitec.net...
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