Subsequent Operations; Sealing The Cable Holes On The Base - Huawei DBS3900 Installation Manual

DBS3900 (Ver.B)
Installation Guide
LED Status and Output Voltage Check
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8.8 Subsequent Operations

You must perform subsequent operations after installing a base station and checking related
hardware installation.

8.8.1 Sealing the Cable Holes on the Base

After all the cables are installed, you need to seal the cable holes of the base.
Procedure
Step 1 Use baffle plates to cover the idle cable holes, and then tighten screws on the plates, as shown
in Figure
Issue 06 (2011-09-15)
The normal status of the LEDs on a PMU is as follows:
RUN LED: blinking
ALM LED: off
The normal status of the LEDs on a PSU is as follows:
Power LED: steady green
Protection LED: off
Fault LED: off
The normal status of the LEDs on a CMUA is as follows:
RUN LED: blinking
ALM LED: off
The DC output voltage of a DCDU-03B ranges from -43.2 V DC to -57 V DC.
The normal status of the LEDs on a GTMU, WMPT, WBBP, LMPT, LBBP, and UTRP is
as follows:
– RUN LED: on for 1s and off for 1s
– ALM LED: off
– ACT LED: on
RUN LED on the UPEU: on
STATE LED on the FAN unit: blinking green slowly (on for 1s and off for 1s)
8-80.
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8 Outdoor Scenario with DC Power Supply (BBU Installed
in a +24 V DC APM30H)
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