INSTALLATION GUIDE FOR RX-4122
ENU STATUS : 1-0-1
Copyright - refer to title page
Page 11
2.2
EQUIPMENT LAYOUT
Shown below is the internal layout of the PS BDA.
黑色开关
MT
DT
避雷器
DL Filter
UL Filter
DL Filter
UL Filter
DT
/DL IN
MT
/DL OUT
UL IN
UL OUT
Front Side of 3rd Layer
(Passive Unit)
Back Side of 2nd
Layer
Front Side of 2nd Layer
(Passive Unit)
Loop
Circulator
Circulator
UL Filter
DL Filter
DL Filter
UL Filter
PSU
Distribution
Board
MCU
+28V
+28V
GND
RF OUT
RF IN
+28V
GND
RF OUT
RF IN
DL PA
Digital Integrated
Module
+28V
Ref IN
LNA1 OUT
LNA1 IN
LNA2 IN
LNA2 OUT
UL IN
UL OUT
DL OUT
DL IN
UL PA
OUT4
IN4
OUT3
IN3
OUT2
IN2
OUT1
IN1
LAN
RUN
ALM
PWR
OMT
Figure 3: Layout of the PS BDA