HUAWEI BTS3012 Fast Installation Guide Internal Use
13
from the DCTB to DAFU subrack.
In the preceding figure, seven signal cables, including S10–S13, S15–S17 are all
connected to the top of the cabinet.
Install radio frequency signal cables
Installation
requirements
Notes:
The cables must not hide LEDs on boards from view.
Make proper cable layout on a board to avoid obstacle of other boards and facilitate
convenient maintenance of boards.
RF signal cables include RF Rx cables and RF Tx cables.
RF Tx Cable
RF Rx Cable
1
2
1
2
To install RF signal cables, do as follows:
1. Connect one SMA angle male connector of the Rx cable to the RX port of the DDPU board
and screw down the cable connector.
2. Connect the other SMA angle male connector of the Rx cable to the Rx port of the DTRU
board and screw down the cable connector.
3. Connect one N angle male connector of the Tx cable to the Tx port of the DDPU board and
screw down the cable connector.
4. Connect the other N angle male connector of the Tx cable to the Tx port of the DTRU board
and screw down the cable connector.
5. Put the excessive parts of the RF signal cables into the cabling slots between two subracks
and bind the cables with cable ties in order.
Connection of RF signal cables is finished.
Install the combined short-circuiting cables
Caution
Rotate both the upper and lower connectors of a cable at the same time, or
the cable may be twisted.
