EMS EkoMini Installation Manual

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Installation Guide
TM
EkoMini
Repeater
2850 Colonnades Court
Norcross, GA 30071 U. S. A.
+1.770.582.0555
Fax: +1.770.729.0075
900-1100-017 Rev. A

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Summary of Contents for EMS EkoMini

  • Page 1 Installation Guide EkoMini Repeater 2850 Colonnades Court Norcross, GA 30071 U. S. A. +1.770.582.0555 Fax: +1.770.729.0075 900-1100-017 Rev. A...
  • Page 2: Additional Parts Needed For Installation

    1.0 Unpacking: Remove the EkoMini repeater and the external power supply from the box. If an EkoMini repeater kit was purchased, donor and server antennas should have been received in separate shipping containers. 2.0 Additional Parts Needed for Installation: Since every installation is different, other parts may need to be provided by the installer: •...
  • Page 3: Switches 1 And 2: Uplink Gain Offset

    Connector Sticker Panel Connector Level LEDs Connector Power "ON" Indictor Alarm Indicator (Red) (Green) Figure 1: EkoMini Repeater Illustration Mounting Flange Donor Connector Rerad Connector Reset Figure 2: EkoMini Configuration Switches 3.1 Switches 1 and 2: Uplink Gain Offset Pre-set these switches to “off”. After initial power on tests, these switches can be...
  • Page 4 (EkoMini 8-11-CA*-*) 800 MHz Cellular B Band Series 3.2.2 (EkoMini8-14CB*-*) other Models Skip to Section 3.3 (Cellular Full Band, SMR, Public Safety Band, etc.) EkoMini 1.9 – 15: 1900 MHz 15 3.2.3 EkoMini 1.9 – 5: 1900 MHz 5 3.2.4...
  • Page 5 3.2.1 800 MHz Cellular A Band Series (EkoMini 8-11 CA*-*): See Figure 3 below. If the donor BTS Switch 3 Position Switch 4 Position uses control channels: In AMPS channel 317 – 333 region (Zone 1) (879.500 – 880.000 MHz)
  • Page 6 3.2.2 800 MHz Cellular B Band Series (EkoMini 8-14 CB*-*): See Figure 4 below. If the donor BTS Switch 3 Position Switch 4 Position uses control channels: In AMPS channel 334 – 350 region (Zone 2) (880.000 – 880.500 MHz)
  • Page 7 Table 2: Switches 3 and 4 set-up for PCS 15 MHz models 3.2.4 EkoMini 1.9 – 5: 1900 MHz 5 MHz Bandwidth (Bands D, E, or F) Model: To properly set the PCS band, see Table 3 below.
  • Page 8: Installing The Ekomini

    4.0 Installing the EkoMini Only qualified technicians should perform the installation. The user is cautioned that modification or changes to this device not expressly approved by EMS Wireless could void the user’s authority to operate this equipment. The EkoMini is designed for indoor use only.
  • Page 9 Reset Rerad Connector Figure 4: AC power OK – coaxial cables are connected • Four mounting holes are provided to mount the EkoMini to a wall or ceiling. Allow access clearance to the small removable panel on the side of the repeater near the model number sticker (for access...
  • Page 10: Installing The Donor And Server Antennas

    Remote alarming details are detailed in Appendix C. 7.0 Initial Power-up: • Be sure the donor and server antennas and coax cables are connected to the EkoMini . Then, plug the power supply into the AC outlet, and the DC power cord into the EkoMini...
  • Page 11: Troubleshooting

    • Allow several seconds for the EkoMini automatic software sequence to adjust the internal attenuators for proper operation. • The EkoMini should now be in proper operation. UL and DL signal levels can be checked by watching the front panel LED indicators.
  • Page 12 button. Normal operation should occur. If it does not, perform a “hard reset” described in step 2. • Step 2 – “Hard Reset”: Again using a bent paperclip, press and hold the reset button. While the button is held down, remove the DC power cable from the repeater, and then plug the cable back in.
  • Page 13 level should increase. Unit issues alarm and Excessive DL or UL Lower signal levels shuts down after 5 signal is overdriving moving phone minutes repeater away from server antenna, etc. Flashing green Power Configuration Toggle switches to switches 3 and 4 are correct frequency both turned “off”...
  • Page 14: Appendix A: Manually Reducing The Uplink Gain

    Appendix A: Manually Reducing the Uplink Gain If excessive noise is received in the BTS uplink receiver during repeater use, the repeater uplink signal may be too strong. Up to 6 dB attenuation of the repeater UL signal may be inserted by toggling switches 1 and 2 according to the table below. Note: This manual control overrides the automatic set-up software.
  • Page 15: Appendix B: Manually Reducing The Downlink Power Output Limit

    Appendix B: Manually Reducing the Downlink Power Output Limit: The downlink peak power output limit may be manually controlled over a 14 dB range using switches 6, 7, and 8. Note: This manual control overrides the automatic set-up software. Switch 6 Switch 7 Switch 8 DL Peak Power...
  • Page 16: Appendix C: Summary Of Remote Log-In Procedure

    Appendix C: Summary of Remote Log-in Procedure: • Connect the EkoMini repeater to a telephone line using the front panel RJ-11 connector. • Connect a computer (laptop preferred) with a modem to a telephone line. Configure a HyperTerminal session for 2400, 8, 1, None, None.
  • Page 17 This screen can be used to see most of the important repeater details, and to diagnose performance problems, if needed. It should be noted that the power sensors in the repeater cannot register an accurate level at less than –10 dBm. If – 10 dBm is listed for any parameter, it is likely the level is lower than that.

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