User's Manual
AXELL D-MBR 3007-3008-PS NFPA REPEATER
PRODUCT DESCRIPTION AND USER’S MANUAL
20 UMCD00013 Rev 2.2 © Axell Wireless Ltd
3.5 *URXQGLQJ
NOTE: Refer to section 3.1.5 for the grounding requirements.
WARNINGS!!! Do not use the grounding bolt to connect external devices.
To ground repeater
&RQQHFWPDLQJURXQGWR5HSHDWHUJURXQGLQJOXJDWWKHVLGHRIWKHUHSHDWHU
NOTE: The NFPA unit is colored RED.
Figure 3-8. Grounding Lug Location
3.6 %HIRUH&RQQHFWLQJ$QWHQQDVRU3RZHULQJ2Q
WARNING!
Perform this procedure before connecting the antennas to the Repeater or
powering on the Repeater.
The Repeater should not be operated prior to the verification of the operating
parameter in its installation environment
3.6.1 Verifying Isolation between Donor and Mobile Antennas
7KHLVRODWLRQEHWZHHQWKH%DVH'RQRUDQG0RELOH6HUYLFHDQWHQQDVLVFULWLFDOHVSHFLDOO\
IRUKLJKJDLQRXWGRRUDSSOLFDWLRQV
• )RUSURSHURSHUDWLRQRIWKH5HSHDWHULWLVUHFRPPHQGHGWKDWWKHLVRODWLRQEHWZHHQ
WKH'RQRUDQG6HUYLFHDQWHQQDVEHDWOHDVWG%KLJKHUWKDQWKH5HSHDWHUVVHWJDLQ
• ,QVXUHSURSHUYHUWLFDORUKRUL]RQWDOGLVWDQFHVHSDUDWLRQEHWZHHQ'RQRUDQG6HUYLFH
DQWHQQDV
NOTE: Lower isolation can lead to high in-band ripple, oscillations and low signal quality.
Groundin
g
lu
g