Comba Telecom RA-7E00 - Typical Application; Master Unit Assembly

USER MANUAL FOR RA-7E00
ENU STATUS : 1-0-0
Copyright - refer to title page
Page 14
2.2 TYPICAL APPLICATION
Shown below is a typical application of one MU hosts 8 RUs.
RU
ANT
BTS
MU
OP IN/OUT
RU
OP
ANT
OP_A
OP_A
OP_A
OP_A
OP_A
OP IN/OUT
OP
1900MHz TX/RX
ANT
ANT
OP_A
OP_A
OP_A
RU
OP
RU
OP
RU
OP
ANT
ANT
ANT
RU
OP
RU
OP
RU
OP
OP IN/OUT
OP IN/OUT
OP IN/OUT
ANT
ANT
ANT
ANT
ANT
ANT
OP IN/OUT
OP IN/OUT
OP IN/OUT
800MHz TX/RX
Figure 6: Application of one MU with 8 RUs
2.3 MASTER UNIT ASSEMBLY
RA-7E00 MU is modular design. Below figure shows the assembly of MU.
PWR
RUN
ALM
MODEM BTS_ALM
LAN
OP_A OP_A OP_A
OP_A OP_A OP_A
Comba
Optical Unit
OP_A
OP_A
Main Unit
Duplexer Unit
1900MHz
800MHz
Figure 7: MU Modular Design