Donor Antenna Alignment - Dekolink Deko2119 Product Manual

P M
RODUCT ANUAL
4.9 D A
ONOR NTENNA
4.9.1 General
The DL LED in the front panel can be used as an RSSI level indicator without
recurring to measurement equipment, and enables to align the Donor antenna
for optimum operation.
4.9.2 DL LED Status vs. Downlink Signal
The following table provides the corrective steps for the Donor antenna
installation to obtain maximum gain in accordance with the DL LED status.
No. DL LED
Status
1 Steady
Green
2 Blinking
Green
3 Blinking
Orange
Page 16
M -R
INI EPEATER
A
LIGNMENT
Most Probable Cause
Good operational status
Low input power signal at Donor
antenna, as provided by:
Input power < [Required output
power – Gain]
Note: The Mini-Repeater is
currently operating properly,
providing coverage, but not at
maximum capability.
Two causes are probable:
1. Too strong input signal from
Donor antenna
2. Poor isolation between the
Donor antenna and the Mobile
antenna
Proprietary Data
D 2119 D
EKO EKOLINK
Recommended
Corrective Action
No action
Rotate or relocate the
Donor antenna until the DL
LED is lit in steady green.
1. Insert a attenuator of
10 dB between the BASE
port and donor antenna.
Turn the Mini-Repeater
off, then on. Check the DL
LED is lit in steady green.
If status repeats, perform
procedures again.
2. Relocate the Donor at a
further distance. Turn the
Mini-Repeater off, then on.
Check the DL LED is lit in
steady green. If status
repeats, perform
procedures again.
Pub. 313-2006 Rev. 2.01S
W L .
IRELESS TD