User's Manual

C
onfidential & Proprietary
4.1.4
Function by unit
4
Main Drive BTS Unit (MDBU)
MDBU delivers TX signals of BTS or BDA to related devices and then delivers RX signals of the
devices to BTS or BDA. This unit can
automatically adjusts input ATT. It also has ATT to adjust RX gain. MDBU is varied per
frequency band including the following:
No Unit naming
1 800PS
2 850C
3 1900P
4 AWS-1
5 800PS+900I+PA
6
850C+700PS
850C+700PS(D)
7 850C+700LTEC
8 700LTEF SISO
9 700LTEF MIMO
10 700LTEF+850C
800PS
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Main Drive BTS Unit (MDBU)
devices to BTS or BDA. This unit can
monitor TX input level. Using input AGC function, it
frequency band including the following:
Description
In/out RF Port
TX
Single Band 2 Port
Single Band 2 Port
Single Band 4 Port
Single Band 4 Port
Dual Band 4 Port
Dual Band 4 Port
Dual Band 4 Port
Dual Band 4 Port
Single Band 2 Port
Single Band 4 Port
Dual Band 4 Port
800PS+900I+Paging
MDBU delivers TX signals of BTS or BDA to related devices and then delivers RX signals of the
monitor TX input level. Using input AGC function, it
automatically adjusts input ATT. It also has ATT to adjust RX gain. MDBU is varied per
In/out RF Port
RX
2 Port
2 Port
4 Port
4 Port
4 Port
4 Port
4 Port
4 Port
2 Port
4 Port
4 Port
800PS+900I+Paging

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