Motorola APX 2000 Detailed Service Manual

8-348 Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: 900 MHz (84012478001)
Figure 8-165. Frequency Generation Unit Circuit – 2 of 2
DC_LIN_2_775V
DC_LIN_5V
DC_LIN_1_5V
DC_SUPER_FILTER_5V
43
U739
GPO6
NC7WZ04
NC
VCC
GND
61
U739
52
U739
NC7WZ04
DC_LIN_2_775V
TXH
IN
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
R709
7
6
3
1
8
5
4
2
G1
U738
SKY13251
DNP
0
NC
1
2
34
5
6
Q785
NTZD3154N
NC
NC
NC7WZ04
C781
R707R703
R704
560
10
560
33PF
RX_LO
OUT
R780
21
L778
C779
C777
3
12
4
Q774
NE662M04
TX_INJ
10NH
3.3PF
0
33PF
OUT
R776
L775
C773
C772
R769
R766
C764
6.2K
120NH
1000PF
24
47PF
560
.22UF
R771
4
3
5
Q767
C819
16
2
Q767
R762
R763
BC858CD
56K
100
BC858CD
20K
220PF
L759
120NH
DC_LIN_1_5V
R799
R785
C803
R809
C817
300
300
18
33PF
33PF
C768
21
L701
C770
R757
C760
L755
R754
R761
C816
3
12
4
Q756
C753C751
C813
NE662M04
5.1PF
270
680
DNP
33PF
1PF
1000PF 120NH
33PF
DNP
33PF
8.2
18NH
47PF
R823
R822
C824
4
3
5
Q745
R748
C786
1
6
2
Q745
R741
R742
R746
C740
3
DNP
33PF
220PF
82K
33PF
DNP
22K
82
BC858CD BC858CD
2
2
R747
R744
C743
L739
120NH
5.6K
DC_LIN_1_5V
.22UF
24
DC_LIN_1_5V
1
TP737
RF_PRESCALAR
TEST_POINT
C701
L709
C708
C705
C823
L758
C735C733
R730
1.8K
120NH
1000PF 33PF
4.7PF
8.2NH
100PF
4.7PF
33PF
R734
R736
13
2
Q731
R728
NE68519
3.6K
0
150
C727
100PF
VCO_IN
IN

Motorola APX 2000 Specifications

General

IP Rating	IP67
Operating Temperature	-30°C to +60°C
GPS	Optional
Bluetooth	No
Frequency Range	700/800 MHz
Power Output	1-5 W (VHF), 1-3 W (700/800 MHz)
Channels	Up to 1, 000
Battery Life	Up to 10 hours (digital)
Digital Protocol	APCO P25
Frequency	VHF: 136-174 MHz, UHF: 380-470 MHz, 700/800 MHz: 764-870 MHz
Power	1-3W (700/800 MHz), 1-5W (VHF)