huawei tx high temperature preventive maintenance sop(noc scope and fm scope)

Huawei TX High temperature preventive maintenance SOP

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Huawei TX High temperature preventive maintenance SOP 1. NOC SCOPE. (FM please check the chapter 2.) 1.1 How to monitor the alarm High temperature alarm. 1.1.1 Please refer to this capture. Click on tab Fault > Browse current alarm.

1.1.2 Choose Copy from template > High Temp FO_Yovid

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Huawei TX High temperature preventive maintenance SOP

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1.1.3 U2000 will display the template. Release ticket for each site which detected Temp_Alarm. Right click on the Memo Column and site row and choose Memo at the pop up window.

1.1.4 And record the ticket number for Temp_Alarm case

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Huawei TX High temperature preventive maintenance SOP

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1.1.5 Check the alarm on site. For example site 090293_Inpres_Raya. Normally we can query the performance result site by site or at one subnet.

1.1.6 Now we check one site, e.g site 090293. Right Click at the NE, choose Browse SDH Performance

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Huawei TX High temperature preventive maintenance SOP

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1.1.7 At SDH performance window, Choose Current Performance Data > At Measure tab only check Working Temperature and at Count tab uncheck all[select none]> then Query

The result shows current temperature. 1.2 How to judge the TT can be closed or not. 1.2.1

Alarm already clears since 24 hours ago and not happens again.

1.2.2

Monitor the temperature is less than 75℃ at the evening 5:00pm. 1.2.2.1 Same with previous step. Monitor the SDH Performance.

1.2.3

FM already update in the TT for the action point.

1.3 SLA for TT opened for High Temperature. 1.3.1 2012-03-26

FO has to open TT for any high temperature alarm within 30 minutes. Huawei Proprietary - Restricted Distribution

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Huawei TX High temperature preventive maintenance SOP

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1.3.2

OSN/RTN in hub sites is Major_1, RTN in end sites is Major_2.

1.3.3

Service affected base on service priority.

1.4 BO TX assigned one PIC to check the alarm and output weekly report for the TT processed quality (SLA). To show how many alarm have no TT, and how many alarm cleared successfully. For the long time processed TT, need escalation to FM RM/GM. 2. FM SCOPE 2.1 FM must go to site within SLA. 2.2 Check the cabinet fan, clean it and if still not running well, replace it.

2.3 Check the IDU Fan, clean the “dust prevention” and clean the fan. If still problem, replace it.

Fan Card in RTN

Dust prevention

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Huawei TX High temperature preventive maintenance SOP

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2.3 Base on the environment, if the alarm still occur, and FO reopen TT, Please escalate to FM RM/RTS to confirm for change the installation/add cabinet. Recommended bellow installation. Note: If no high temperature alarm occurs within 1 week, it means that installation no problem in that site.

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