1、天馈类故障专题报告 诺基亚西门子无线基站运维组,馈线头制作不正确故障案例,馈线芯太短，无法和馈线头良好接触,馈线头包扎不正确故障案例,馈线接头包扎不正确，导致馈线接头进水,馈线头松动故障案例,1/2“馈线与避雷器的接头没有拧,射频连线故障案例,载频连线错误,硬件故障案例,导致小区主分极差异平均值大于10,RSSI Comparison Values Report 2010-02-01 13:45:10 TRX Ant1 Ant2 Ant3 Ant4 Diff. Rel.Diff. * Newest values: Sector 1 TRX 1 -88 -93 n/a n/a -5 -2.67
2、TRX 2 -91 -94 n/a n/a -3 1.33 TRX 3 -107 -89 n/a n/a -18 -1.33 TRX 4 -93 -92 n/a n/a -1 2.67 Avg. Diff. -6.75 Sector 2 TRX 5 -94 -95 n/a n/a -1 1.00 TRX 6 -93 -94 n/a n/a -1 -0.50 ETRX 7 -93 -93 n/a n/a 0 -0.50 Avg. Diff. -0.67 Sector 3 ETRX 9 -92 -93 n/a n/a -1 n/a TRX 10 -89 -135 n/a n/a -46 n/a Avg. Diff. -23.50,载频主分极差异过大,馈线头故障案例,馈线头进水,重新制作馈线头后驻波比正常,驻波比异常,干扰故障案例,电信,移动,一小区,干扰,
