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RFtoo PS7080, User Manual, Page: 13 / 16

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RFtoo PS7080 User Manual Download Page 13

 

         

          User Manual of

   

 

 

                   

Dual Band Adjustable Repeater

 

RF37GS-PS7080 

Guangzhou RFtoo Co., Ltd. 

[email protected] 

 

13

  / 

16

 

www.rftoo.com 

Section 7 Troubleshooting   

Table 4. Troubleshooting 

No 

Cause 

Alarm 

Run 

Action 

1 

Input signal level is 

too low, receive 

signal< -65dBm 

Green 

light blinks 

Green 

Adjust the place of donor antenna.   

Then find stronger signal. 

2 

Signal is normal, the 

receive signal 

between -65dBm to 

-45dBm 

Green 

Green 

-65dBm 

≤

X

≤

  -45dBm 

This is the best working condition for the 

repeater.   

Do not need to take any action. 

3 

ALC work 5-10dB 

Orange 

Green 

Threshold :X

≥

  -42dBm 

4 

ALC work 15-20dB 

Red 

Green 

Threshold :X

≥

  -37dBm 

5 

 

ALC work>25dB, 

self-excitation now 

Red   

light blinks 

Red   

light blinks 

(1) Adjust the gain If the input signal 

level is too high or the space of donor 

antenna and service antenna is not 

enough. 

(2) If the red light still turning on that 

means over accepting of donor antenna 

or strong interference, then adjust the 

place of donor antenna. 

6 

PLL unlocking 

No light 

Green 

The equipment is broken, 

  Please contact supplier 

7 

temperature alarm 

Red   

light blinks 

No light 

UL and PL power amplifier will turn off 

8 

Primary-slave 

communication 

exception 

Green 

Green 

light blinks 

 

 

Summary of Contents for PS7080

Page 1: ...USER MANUAL Dual Band Adjustable Repeater PS800 700 System ...

Page 2: ...ART Connection and Control Interface Table 1 product description Item Description 1 AC 110 240V 50Hz power supply 2 BS Donor antenna port uplink and downlink signals to base station 3 MS Service antenna port uplink and downlink signals to mobiles The picture is only for reference please make the object as the standard 1 2 3 ...

Page 3: ...LLBOARD holes 6 Drive four screws into the holes on the top line Do not fully tighten the screws 7 Drive the other screws into the two holes on the bottom line Do not fully tighten the screws 8 Check REPEATER alignment and tighten the 8 screws one by one 9 Ground the REPEATER properly to complete the installation Warning Message Do NOT Turn ON the REPEATER until the BS and MS Ports are Connected t...

Page 4: ...ht alumina casting enclosure The built in external LCD accessible from the bottom of the enclosure allow the uplink and down link gains Output Powers Alarms and so on be configured and optimized easily on site without additional tool Signal strength indicator helps find donor signal source and set up the system in the field without additional equipment Uplink downlink frequency full range or custo...

Page 5: ...98MHz 758 768MHz Center frequency adjustment step 100KHz 100KHz Bandwidth adjustable default 18Mz PS800 0 1 18MHz 0 1 18MHz Bandwidth adjustable default 10Mz PS700 0 1 10MHz 0 1 10MHz Bandwidth adjustment step 100KHz 100KHz Output Power PS800 30 2dBm 37 2dBm PS700 30 2dBm 37 2dBm Max Gain 85 2dB 90 2dB Gain Range 55 85dB 65 95dB Ripple PS800 6dB 6dB PS700 4dB 4dB Input VSWR 1 5 1 5 Max Input Power...

Page 6: ...5dB 35dB ACRR 5MHz 30dBc 30dBc 10MHz 30dBc 30dBc Spurious Emission 9KHz 1GHz 36dBm 36dBm 1GHz 12 75GHz 30dBm 30dBm Noise Figure max gain 6dB 6dB Time Delay 8μs 8μs Alarm ALC not Active Green ALC Active 5 10dB Orange ALC Active 15 20dB Red broken No Light self excitation Red flashes Low input signal green flashes Power LED Power ON Green Power OFF No Light AC Power 110 240VAC 50Hz Display and Set L...

Page 7: ...y recommend that if possible always use spectrum analyzer and other equipment to assist the installation Ideally donor signal strength should have been measured prior to the installation and the link budget and coverage have been calculated by certified RF system design engineer BOM test plan and other documents must be in place prior to the installation 4 2 Check list Please make sure the followi...

Page 8: ...ervice antennas must have sufficient isolation and 90 dB minimum is recommended to ensure the device is working normally Donor antenna is typically installed on the rooftop or outside wall with high elevation avoiding any obstacle and in line of sight with the base station antenna The positions and number of service antennas must be designed properly by a qualified Completion Test for call qulitit...

Page 9: ...stem design engineer refer to step 10 5 Adjust the donor antenna orientation 5 1 If spectrum analyzer or other equivalent RF signal strength measurement equipment is available Highly recommended 5 1 1 Set the spectrum analyzer s frequency range bandwidth and other parameters 5 1 2 Connect donor antenna to the input port of spectrum analyzer 5 1 3 Adjust donor antenna direction until 45dBm to 55dBm...

Page 10: ...ent requires to reduce the uplink and down gains from factory default values 8 Check and ensure BS and MS ports are connected to feedlines Connect the power adapter and plug in the power supply Follow the test plan walk test the call quality in the service area 9 When it is needed service antennas may be relocated to satisfy coverage requirement You will need to get approval from your project mana...

Page 11: ...ve The unit is for normal indoor environment application Do not install the REPEATER in a strong electric high intensity magnetic corrosive moist excessive temperature and other harsh environments Install the REPEATER in a place that is not accessible by kids and unauthorized individuals Install and ground the unit following local inbuilding and communication site construction codes It is your res...

Page 12: ... required to avoid self oscillation In case self oscillation happens reposition is required for the antennas 5 The donor antenna must be placed at least 2 meters away from other antennas on the same site 6 All feed line connections must be waterproofed Self oscillation During the walk test if handheld indicates there is signal but no communication this often means self oscillation occurs Check the...

Page 13: ...eed to take any action 3 ALC work 5 10dB Orange Green Threshold X 42dBm 4 ALC work 15 20dB Red Green Threshold X 37dBm 5 ALC work 25dB self excitation now Red light blinks Red light blinks 1 Adjust the gain If the input signal level is too high or the space of donor antenna and service antenna is not enough 2 If the red light still turning on that means over accepting of donor antenna or strong in...

Page 14: ...ww rftoo com Section 8 LED Display Panel of Operations Guide Display Details Working Frequency Range Input Output Power Gain Alarm items 1 Click UL or DL click OK Then you can see the frequency click OK again click or Setting the frequency range which you want and click OK finish Click M back to Main Menu ...

Page 15: ... inquiry Uplink power and downlink power only for checking NO setting Click M back to Main Menu When the display power is below standard Displayed as When the display power is above standard displayed as 3 Click GAIN click OK real time inquiry Uplink gain and downlink gain click or then setting gain which you want click OK finish click M back to Main Menu ...

Page 16: ...ARM ITEMS click OK real time inquiry PLL Downlink output power AGC Temperature and RF switch Only for checking NO setting click M back to Main Menu 1 DL Output 27dBm OK change to Alarm 2 ALC work 25dB OK change to Alarm 3 The display shows the real time temperature if the temperature goes beyond the up limit displayed as Alarm ...

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