Troubleshooting - EMS EkoMini Installation Manual

• Allow several seconds for the EkoMini
sequence to adjust the internal attenuators for proper operation.
• The EkoMini
signal levels can be checked by watching the front panel LED
indicators. Each successive LED indicates 5 dB increase in signal
level, from –10 dBm to +20 dBm. If the signal is greater than +20
dBm, the "Overdrive" LED will light.
• Use a test phone to place a call. If there is excessive noise in the
uplink BTS receiver when using the repeater, see Appendix A to
reduce the UL gain of the repeater.
• If you want to manually reduce the repeater DL power output (i.e. to
deliberately limit coverage area, etc.), see Appendix B.
• For remote log-in procedures using a computer, see Appendix C.
Complete details are found in the Operator's Manual.
Note: If any of the DIP configuration switches are changed after the repeater is
turned on, the unit must be reset for the new switch configuration to take
effect. This is done by using a bent paperclip. Press and hold the reset button
until the front panel LEDs "flash" (generally a few seconds).
switch and allow the unit to re-start. Alternatively, the DC power cable can be
unplugged from the repeater and then plugged in again. This will initiate a
reset sequence.

8.0 Troubleshooting

TM
The EkoMini has no field replaceable parts. Repair is limited to correcting improper
set-up conditions or resetting the unit. Other problems require repair of the unit at
EMS Wireless.
Whenever an unexpected operating condition is encountered, the unit should be reset
using the following two step procedure:
• Step 1 – "Soft Reset": Be sure that power is applied to the repeater
using the provided power supply. Using a bent paper clip, press and
hold the reset button found in the small hole in the repeater housing
(see Figure 3 to locate this hole).
indicators to "flash" after a few seconds, and then release the reset
TM
should now be in proper operation.
TM
automatic software
Watch for the front panel LED
UL and DL
Release the