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critical KPI !!!

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  • #65939 Reply

    hi everybody

    i went to a site with BTS 3012 outdoor huawei with a KPI as follows

    severe path imbalance on TRXs 149, 150, 1810, 1811 (DL limited) , 1812 (UL limited)@ S1 & bad TRX efficieny on TRXs 813, 1819,1820 @ S4

    i dont understand what it mean by ul limited and dl limited and dont know how to start solving this problem…but i changed the tx and rx cables for the DTRU and DDpu modules and changed also dtru and ddpu modules and changed the 1/4 inch jumpers but unfortunately there are still problems in some of the TRXs…can anybody help me plz?

    #65940 Reply

    any body help me plz

    #65941 Reply

    ok….the site is clear by the way but i dont know what is right or wrong

    #65942 Reply

    I would have guessed that it would have been a issue with your coax, jumpers or antennas.

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