Huawei BTS3900 V200R010 Site Maintenance Manual page 4

BTS3900 WCDMA
Site Maintenance Guide
Figure 4-1 DCDU-01 panel..................................................................................................................................4-2
Figure 4-2 DCDU-01 panel..................................................................................................................................4-4
Figure 5-1 Loosening the screws..........................................................................................................................5-7
Figure 5-2 Loosening the screws..........................................................................................................................5-9
Figure 5-3 Removing the protection cover.........................................................................................................5-11
Figure 5-4 Removing the screws on the two mounting ears of the module.......................................................5-11
Figure 5-5 Position of the FAN unit switch.......................................................................................................5-13
Figure 5-6 Raising the adjustable cable trough .................................................................................................5-14
Figure 5-7 Removing the FAN unit...................................................................................................................5-15
Figure 5-8 Removing the PMU..........................................................................................................................5-16
Figure 5-9 Set the DIP switch............................................................................................................................5-17
Figure 5-10 Installing the PMU..........................................................................................................................5-17
Figure 5-11 Removing the PSU.........................................................................................................................5-18
Figure 5-12 Installing the PSU...........................................................................................................................5-18
Figure 5-13 Position of the RFU........................................................................................................................5-20
Figure 5-14 Removing the RFU.........................................................................................................................5-20
Figure 5-15 Removing the PMU/PSU................................................................................................................5-22
Figure 5-16 Removing the screws from the mounting ears...............................................................................5-23
Issue 07 (2009-08-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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