Installing An Slpu - Huawei DBS3900 Installation Manual

DBS3900 (Ver.B)
Installation Guide

6.4.2 Installing an SLPU

To protect trunk signals, an SLPU must be configure, which is installed in the 1 U space below
the fan box on the top of the cabinet.
Procedure
Step 1 Install cable holders for an SLPU, as shown in
1.
2.
3.
Figure 6-39 Installing cable holders on an SLPU
Step 2 Slide the SLPU along the guide rails into the cabinet, and then tighten two M6x16 screws on
the panel until the tightening torque reaches 3 N·m, as shown in
Issue 06 (2011-09-15)
Remove the four bolts from the mounting ears of the SLPU.
Move a mounting ear backwards, place each cable holder between the mounting ear and
the SLPU, and then align the mounting holes on the cable holder with those on the mounting
ear and SLPU.
Use the four M4 screws that are removed in step
holders, and SLPU until the tightening torque reaches 1.2 N·m.
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6 Outdoor Scenario with AC Power Supply (BBU Installed
Figure 6-39.
Step 1.1
in an APM30H)
to secure the mounting ears, cable
Figure 6-40.
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