USER MANUAL FOR RA-7100
RA-7100 II2 QI
Copyright - refer to title page
Page 15
ENU Status : 1-0-0
The internal layout for the RU is shown below:
Combiner
Surge
Arrestor
RF Module
Optical
TX/RX
Module
MCU
Door Open Switch
Li-ion Battery
+
2
BAT
OUT OK
IN OK
GND
+
V
9
+
V
28
-
V
28
+
V
28
-
V
28
-
V
9
+
JK
-
JK
-
2
BAT
L
E
N
PSU
O
P
IN
/O
UT
RF IN
RF OUT
1900MHz
PA
850MHz
PA
Figure 9: RU Equipment Layout (5W+5W)
Combiner
Li-ion Battery
Surge
Arrestor
PSU
MCU
Optical TX/RX
Module
RF Module
U
L
_I
N1
UL
_I
N
2
U
L
_I
N3
DL
_OU
T
1
DL
_OU
T
2
DL
_OU
T
3
28V
-
28V-
28V
+
28V
+
BAT2
+
OUT
OK
IN O
K
GND
9V+
28V
+
L
E
N
28V-
9V-
JK+
JK-
BAT2
-
1900MHz PA
850MHz PA
Figure 10: RU Equipment Layout (20W+20W)
