Huawei Airbridge BTS3612A-1900 Technical Manual page 91

Technical Manual
Airbridge BTS3612A CDMA Base Station
BIFM
BIFM
BIFM
BIFM
Figure 8-9 Logic connection of one-sector RF modules for S(4/4/4) configuration (The RF modules
belong to different cabinets)
TRXM
TX_RFm
TX_RFd
BRCM
RX_RFm
RX_RFd
TRXM
TX_RFm
BRCM TX_RFd
RX_RFm
RX_RFd
TRXM
TX_RFm
TX_RFd
BRCM
RX_RFm
RX_RFd
TRXM
TX_RFm
TX_RFd
BRCM
RX_RFm
RX_RFd
HPAU
PA_IN PA_OUT
Main_ ANT
TX1_IN
TX2_IN
HPAU
PA_IN PA_OUT
RLDU
A_Rm1
A_Rm2
A_Rm3/B_Rm1
A_Rm4/B_Rm2
A_Rd1
A_Rd2
A_Rd3/B_Rd1
A_Rd4/B_Rd2
HPAU
PA_IN PA_OUT
Main_ ANT
TX1_IN
TX2_IN
HPAU
PA_IN PA_OUT
A_Rm1
A_Rm2
A_Rm3/B_Rm1
A_Rm4/B_Rm2
A_Rd1
A_Rd2
A_Rd3/B_Rd1
A_Rd4/B_Rd2
8-16
System Principle
Chapter 8 BTS Configuration
CDU
Div._ ANT
Main_RX_OUT
FWDCPL_OUT
REVCPL_OUT
Div._RX_OUT
A_Main_RX_IN
A_FWDCPL_IN
A_REVCPL_IN
A_Div._RX_IN
B_Main_RX_IN
B_FWDCPL_IN
B_REVCPL_IN
B_Div._RX_IN
CDU
Div._ ANT
Main_RX_OUT
FWDCPL_OUT
REVCPL_OUT
Div._RX_OUT
RLDU
A_Main_RX_IN
A_FWDCPL_IN
A_REVCPL_IN
A_Div._RX_IN
B_Main_RX_IN
B_FWDCPL_IN
B_REVCPL_IN
B_Div._RX_IN