Huawei DBS3900 Installation Manual page 72

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Table of Contents

DBS3900 (Ver.B)

Installation Guide

Step 1 Slide an SOU along the guide rails into the cabinet, and then tighten four M6x16 screws on the

panel until the tightening torque reaches 3 N·m, as shown in

Figure 6-49 Installing an SOU

Step 2 Install a power cable for the SOU, as shown in

Figure 6-50 Installing a power cable for the SOU

Step 3 Route and bind the cables. For details, see

Issue 06 (2011-09-15)

An SOU is preferentially installed in the bottom 1 U space of the cabinet.

Remove the protecting hood for the AC input terminal block, and then open the cover plate

for the AC OUTPUT wiring terminals on the EPS subrack.

Respectively connect the OT terminals on the brown, blue, and green and yellow wires at

one end of the power cable for the SOU to the AC OUTPUT wiring terminals labeled L2,

N2, and PGND on the EPS subrack.

Link the C13 connector at the other end to the power supply socket on the SOU.

Close the cover plate for the AC OUTPUT wiring terminals on the EPS subrack, and then

reinstall the protecting hood for the AC input terminal block.

Huawei Proprietary and Confidential

6 Outdoor Scenario with AC Power Supply (BBU Installed

6.5.1 Cabling

Requirements.

in an APM30H)