Motorola APX 2000 - Page 923

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1 (84012620001) 8-92
Figure 8-31. DC Circuit
VR200M12
DC_BATT
13
2
IN
C200M12
C201M12
F200M12
E201M12
DC_BATT_A
R202M12
Q202M12
2
3
1
22K
22K
C217M12
R201M12
Q201M12
2
1
3
C207M12
U201M12
B2
A2
A1
B1
VOUT
GND
VIN
VEN
BAND
C213M12
DC_SWI_3_6V
IN
C214M12
BAND
C216M12
C215M12
C209M12
DC_LIN_2_775V
IN
U202M12
B2
A2
A1
B1
VOUT
GND
VIN
VEN
R200M12
VR101M12
M101M12
DC_BATT
13
2
3
2
1
PIN3
PIN2
PIN1
BAND
C101M12
BAT_STATUS
OUT
M104M12
M103M12
M105M12
1
1
1
J102M12
RF_ANT
4
3
2
1
5
IO
U203M12
C212M12
C210M12
A3
A1
C1
B2
C3
VIN
VOUT
GND
VBATT
EN
C208M12
C202M12
C203M12
L200M12
DC_FUSE_A
C206M12
C205M12
C204M12
U200M12
D200M12
8
6
5
2
4
3
7
1
21
NC
ERROR
OUTPUT
GND
BYPASS
SENSE
SHUTDOWN
INPUT
NC
NC
DC_FUSED_B+
DC_LIN_5V
DC_LIN_1_8V
RF_SW_B+
DC_LIN_1_5V
DC_LIN_3V
OUT
OUT
OUT
OUT
OUT
OUT