FRU Field Debug Guide
Doc No.: GCNSD-ENG-0500-0409 Version: 1.0 Date: 31 May 2001
基站可换设备故障处理指南
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FRU Field Debug Guide
Doc No.: GCNSD-ENG-0500-0409 Version: 1.0 Date: 31 May 2001
修订记录 Date 30 May 2001 Version 1.0 Issued By M. Schirmacher Changes Original
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FRU Field Debug Guide
Doc No.: GCNSD-ENG-0500-0409 Version: 1.0 Date: 31 May 2001
Table of Contents
1 2 3 4
目的 ........................................................................................................................................................ 5 范围 ........................................................................................................................................................ 5 参考资料及注意事项 ............................................................................................................................ 5 载频常见故障说明 ................................................................................................................................ 6 4.1
4.2 4.3 4.4 4.5 4.6 4.7 4.8 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.9 7 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8
“DRI NOT DETECTED” 和 “WAITING FOR CONNECTION” ................................................................ 6 “INHIBITED” .................................................................................................................................... 6 “CODE LOAD FAIL” 和 “CEB CONFIGURATION FAIL” ..................................................................... 6 “NO HDLC RESET PENDING” ........................................................................................................... 7 “CODE LOAD” ................................................................................................................................. 7 “INVALID CALIBRATION DATA” ....................................................................................................... 7 “HIGH CALL/SET-UP FAILURE RATE” ................................................................................................ 7 DRI 150 或 “RECEIVE MATRIX BRANCH 1 CONTROL LINK FAILURE” ............................................. 8 无LED指示 ................................................................................................................................... 8 不能进行TTY接入 ....................................................................................................................... 8 “WAITING FOR SYNC TO INITIALIZE”出现在TTY............................................................................ 8 MCU/MCUF 连续不断的重新启动 .............................................................................................. 9 “FMUX LOOPBACK FAILURE” ........................................................................................................ 9 “NO REDUNDANT LINK” .................................................................................................................. 9 “PCMCIA FAILURE” ....................................................................................................................... 9 现场工程师执行的一般性检查 ................................................................................................... 10 “DRI NOT DETECTED” & “WAITING FOR CONNECTION” .......................................................... 11 “INHIBITED” .................................................................................................................................. 11 “CODE LOAD FAIL” & “CEB CONFIGURATION FAIL” .................................................................... 11 “NO HDLC RESET PENDING” ......................................................................................................... 12 “CODE LOAD” ............................................................................................................................... 13 “INVALID CALIBRATION DATA” ..................................................................................................... 13 “HIGH DROP CALL/SET-UP FAILURE RATE” ..................................................................................... 13 DRI 150多或少告警 或 “RECEIVE MATRIX BRANCH 1 CONTROL LINK FAILURE” ...................... 14 对于 MCU/MCUF 问题的简要判断 ........................................................................................... 15 没有灯指示 .................................................................................................................................. 15 TTY 端口没有响应 ...................................................................................................................... 15 “WAITING FOR SYNC TO INITIALIZE” 提示出现在 TTY端口 ........................................................ 16 MCU/MCUF 不停地重新启动 .................................................................................................... 16 “FMUX LOOPBACK FAILURE” ...................................................................................................... 16 “NO REDUNDANT LINK” ................................................................................................................ 17 “PCMCIA FAILURE” ..................................................................................................................... 17
MCU/MCUF 常见故障说明 ................................................................................................................ 8
现场工程师处理CTU和TCU-B的步骤 .......................................................................................... 10
现场对于MCU/MCUF问题的判断方法 ......................................................................................... 15
附录 A .......................................................................................................................................................... 18 现场工程师检查 CTU’S & TCU-B’S项目列表 ....................................................................................... 18
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FRU Field Debug Guide
附录 B .......................................................................................................................................................... 19 现场工程师对MCU/MCUF的检查清单 ................................................................................................. 19 附录 C .......................................................................................................................................................... 21 使用PC卡与MCU/MCUF相连启站 ...................................................................................................... 21 使用 SET_SITE 命令。 ............................................................................................................................. 21
Doc No.: GCNSD-ENG-0500-0409 Version: 1.0 Date: 31 May 2001
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