zxc10-CBTS_I2_CDMA2000紧凑型基站维护手册

ccjjhh-79650

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ZXC10 CBTS I2 CDMA2000 紧凑型基站2 型 维 护 手 册
中兴通讯股份有限公司
目 录
第1 章 安全说明.......................................................................................................................................1-1
1.1 安全说明........................................................................................................................................1-1
1.2 符号说明........................................................................................................................................1-1
第2 章 维护概述.......................................................................................................................................2-1
2.1 日常维护的分类.............................................................................................................................2-1
2.2 维护常用方法................................................................................................................................2-1
2.2.1 故障现象分析.......................................................................................................................2-1
2.2.2 指示灯状态分析...................................................................................................................2-2
2.2.3 告警和日志分析...................................................................................................................2-2
2.2.4 业务观察分析.......................................................................................................................2-2
2.2.5 信令跟踪分析.......................................................................................................................2-3
2.2.6 仪器仪表测试分析...............................................................................................................2-3
2.2.7 对比互换...............................................................................................................................2-3
2.3 日常维护中的注意事项.................................................................................................................2-3
第3 章 设备维护信息收集........................................................................................................................3-1
3.1 BTS 基本维护信息收集..................................................................................................................3-1
3.2 BTS 版本信息.................................................................................................................................3-2
第4 章 例行维护.......................................................................................................................................4-1
4.1 概述................................................................................................................................................4-1
4.2 每月例行维护................................................................................................................................4-2
4.3 每季例行维护项目.........................................................................................................................4-4
4.4 每年度例行维护项目.....................................................................................................................4-6
第5 章 故障分析定位和排除....................................................................................................................5-1
5.1 时钟系统告警................................................................................................................................5-1
5.1.1 未探测到GCM.....................................................................................................................5-3
5.1.2 时延告警（GPS 无法锁定卫星） .......................................................................................5-4
5.1.3 GPS 天馈断路........................................................................................................................5-6
-ii-
5.1.4 GPS 初始化失败.................................................................................................................... 5-7
5.2 射频系统告警................................................................................................................................ 5-9
5.2.1 RFE 驻波比异常.................................................................................................................... 5-9
5.2.2 未探测到RFE..................................................................................................................... 5-10
5.2.3 未探测到TRX.................................................................................................................... 5-12
5.2.4 未探测到PA....................................................................................................................... 5-12
5.3 传输系统告警............................................................................................................................... 5-13
5.3.1 未探测到DSM ................................................................................................................... 5-13
5.3.2 DSM 上的HW 单元告警.................................................................................................... 5-14
5.3.3 DSM 上/下行E10 告警....................................................................................................... 5-15
5.4 数字处理系统告警....................................................................................................................... 5-16
5.4.1 未探测到CCM/CBM......................................................................................................... 5-16
5.4.2 未探测到CHM................................................................................................................... 5-17
5.4.3 未探测到SAM ................................................................................................................... 5-19
5.4.4 模块物理地址与数据库配置不一致................................................................................. 5-20
5.5 语音业务性能告警....................................................................................................................... 5-21
5.5.1 小区语音呼叫失败率告警................................................................................................. 5-21
5.5.2 小区语音切换失败率告警................................................................................................. 5-22
5.5.3 全局语音切换失败率告警................................................................................................. 5-23
5.5.4 小区语音掉话率告警......................................................................................................... 5-24
第6 章 运行异常信息处理....................................................................................................................... 6-1
6.1 概述................................................................................................................................................ 6-1
6.2 呼叫失败异常信息......................................................................................................................... 6-1
6.2.1 MSC 发起释放...................................................................................................................... 6-1
6.2.2 未收到反向业务信道前缀................................................................................................... 6-2
6.2.3 MS 发起释放......................................................................................................................... 6-2
6.2.4 反向删除帧太多................................................................................................................... 6-2
6.2.5 业务协商失败....................................................................................................................... 6-3
6.2.6 A8 建立定时器超时失败...................................................................................................... 6-3
6.2.7 RLP 激活失败........................................................................................................................ 6-3
6.2.8 反向补充信道建立超时....................................................................................................... 6-4
-iii-
6.2.9 反向补充信道速率判决失败...............................................................................................6-4
6.3 释放失败异常信息.........................................................................................................................6-4
6.3.1 反向删除帧太多...................................................................................................................6-4
6.3.2 反向无帧...............................................................................................................................6-5
6.3.3 占用资源置忙失败...............................................................................................................6-5
6.3.4 基本信道释放超时或补充信道释放超时............................................................................6-5
6.3.5 补充信道释放时信道板释放失败.......................................................................................6-6
6.4 切换失败异常信息.........................................................................................................................6-6
6.4.1 未收到反向业务信道前缀...................................................................................................6-6
6.4.2 反向删除帧太多...................................................................................................................6-6
6.5 其他性能统计异常信息.................................................................................................................6-7
6.6 用户反映异常现象.........................................................................................................................6-8
6.6.1 无法拨打电话.......................................................................................................................6-8
6.6.2 起呼困难或呼叫成功率低...................................................................................................6-9
6.6.3 通话语音断续..................................................................................................................... 6-11
6.6.4 掉话严重.............................................................................................................................6-15
6.6.5 数据业务呼叫无法进行.....................................................................................................6-16
6.6.6 上网速度慢.........................................................................................................................6-18
6.6.7 通话回音.............................................................................................................................6-20
6.6.8 基站覆盖范围小.................................................................................................................6-21
6.6.9 移动台显示信号时大时小.................................................................................................6-23
第7 章 单板及部件更换............................................................................................................................7-1
7.1 概述................................................................................................................................................7-1
7.2 更换注意事项和备件的科学管理.................................................................................................7-1
7.3 BTS 前面单板更换..........................................................................................................................7-2
7.3.1 取出准备...............................................................................................................................7-3
7.3.2 取出单板...............................................................................................................................7-3
7.3.3 单板安装准备.......................................................................................................................7-4
7.3.4 安装单板...............................................................................................................................7-4
7.3.5 取出准备...............................................................................................................................7-4
7.3.6 取出单板...............................................................................................................................7-5
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7.3.7 单板安装准备....................................................................................................................... 7-5
7.3.8 安装单板............................................................................................................................... 7-5
附录A BTS 单板指示灯........................................................................................................................... A-1
A.1 单板指示灯介绍........................................................................................................................... A-1
A.2 BTS 单板指示灯............................................................................................................................ A-4
附录B 缩略语..........................................................................................................................................B-1
 
 
 
 
 
 

ccjjhh-79650

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ccjjhh-79650

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ruijie184

顶一下。。。

gamcxc

谢谢，如果有8800的就更好了。

daxiangyan

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wangsui1114

好东西啊，多谢楼主

smdx-2033804

谢谢！有没有其他方面的材料或经验共享。

jflwww

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