Huawei DBS3900 Installation Manual page 173

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Table of Contents

DBS3900 (Ver.B)

Installation Guide

Figure 7-15 Securing the IBBS200D on the base

(1) M12x30 bolt

(Optional) Installing Two Cabinets in Stack Mode

This section describes the procedure and precautions to be taken for installing two cabinets in

stack mode. After a cabinet is installed on a base, another cabinet can be stacked on this cabinet

based on actual requirements.

Step 1 Remove the cover plates for cable holes from the top of the lower cabinet, as shown in

Figure 7-16 Removing the cover plates for cable holes

Issue 06 (2011-09-15)

7 Outdoor Scenario with DC Power Supply (BBU Installed

(2) Spring washer

Huawei Proprietary and Confidential

(3) Flat washer

(4) Gasket with an oblong hole

in a TMC11H)