Motorola APX 7000 Detailed Service Manual

8-194 Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2/ 700–800 MHz
Figure 8-93. MNUS4002A/E Frequency Generation Unit (VCO) Circuit – 2 of 2
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
ANA_ADAPT_CHARGE_PUMP
DIG_CTRL_UT2
ANA_CHARGE_PUMP
DIG_CTRL_TR
DIG_CTRL_E
DIG_CTRL_G
DIG_CTRL_F
DIG_CTRL_B
DIG_CTRL_C
DIG_CTRL_UT1
DIG_CTRL_VTUR1
DIG_CTRL_UR2
DC_SUPER_FILTER_5V
DC_LIN_1_5V
DC_LIN_5V
1
TP853
TEST_POINT
R764
C766
R767
C769C762
R759
6800PF
1.2K
.016UF
68
.039UF
680
C760 C763 C765 C768 C770
.082UF.082UF .082UF .082UF
.082UF
SEL2
VTUNE
SEL1
NC
GND6
GND3
GND4
GND5
POUT
VCC
GND1
GND2
7
5
3
DIG_CTRL_UT2
DIG_CTRL_UT1
12
10
9
8 6
2
NC
11
1
4
Y705
C790
C793
0.1UF
V0225AZ
415MHZ/485MHZ
100PF
DC_SUPER_FILTER_5V
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
NC
7
6
3
1
8
5
4
2
G1
U708
SKY13251
12 10
9
8 6
2
DIG_CTRL_VTUR1
DIG_CTRL_UR2
ANA_VTUNE
SEL2
VTUNE
SEL1 NC
GND6
GND3
GND4
GND5
POUT
VCC
GND1
GND2
7
11
5
3
NC
1
4
Y704
C789
C796
0.1UF
DC_SUPER_FILTER_5V
100PF
309MHZ/379MHZ
V0225AZ
C802
R811
R809
L806
C814 C816
L817
R819
270390NH
39
1000PF 33PF
5.6K
.22UF
390NH
DC_LIN_1_5V
C701
4
3
5
Q712
1
6
2
Q712
R815
C810
R807
R808
R812
220PF
220PF
82K
24
22K
82
BC858CD
BC858CD
NE662M04
R818
C709
R705
R708
C704
R813
3
1
2
4
Q713
C813
C820
220PF
10
100
220PF
62PF
8.2
1PF
680
L701
1
3
2
Q774
C777
C775
R776
R773
R772
C771
NE68519
1000PF
39
33PF
33
100PF
390NH
5.6K
DC_LIN_1_5V
C779
R778
100PF
180
R761
R762
C759
C783
11K
.22UF
1500PF
220
RF_HP_MOD_OUT
IN
DIG_CTRL_8T7R
DIG_CTRL_VR
DIG_CTRL_78T
DIG_CTRL_D
DIG_CTRL_H
DIG_CTRL_A
DIG_CTRL_7T8R
IN
IN
IN
IN
IN
IN
IN
SEL2
VTUNE
SEL1
NC
GND6 GND3 GND4
GND5
POUT
VCC
GND1 GND2
7
5
3
12
10
9
8 6
2
DIG_CTRL_VR
DIG_CTRL_78T
NC
11
1
4
Y707
C792
C795
0.1UF
V0225AZ
266MHZ/809MHZ
100PF
DC_SUPER_FILTER_5V
NC
12 10
9
8
6 2
Y706
C794
39PF
V0225AZ
758MHZ/868MHZ
7
5
3
DIG_CTRL_8T7R
DIG_CTRL_7T8R
SEL2
VTUNE
SEL1
NC
GND6 GND3 GND4
GND5
POUT
VCC
GND1
GND2
1
4
11
C791
0.1UF
DC_SUPER_FILTER_5V
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
7
6
3
1
8
5
4
2
G1
U709
SKY13251
C797
100PF
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
7
6
3
1
8
5
4
2
G1
U710
SKY13251
C799
100PF
DNP
RF_ESCORT
OUT
C801
L802
C800
C798
1000PF
DNP
RF_ESCORT_DIV2_NONINV
DNP
22PF
33NH
DNP
6.8PF
DNP
IN
R711R709
R710
C803
68
DNP
68
DNP
22PF
DNP
200
DNP
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
C805
C804
7
6
3
1
2
G1
U711
DNP
SKY13251
100PF
100PF
8
5
4
NC
1
2
3
NC
NC
4
5
6
Q714
NTZD3154N
R701
C851
R848
C836
R849L846
C844C838
47PF 390NH
15
220PF
100
47PF
1000PF
TL_TX_LO
560
OUT
3
12
4
Q842
NE662M04
C806
C702
R840
4
3
5
Q703
1
6
2
Q703
R832
L821
R827
R822
R833
R823
56K
100
220PF
15
BC858CD
BC858CD
6.2K
20K
15
390NH
DC_LIN_1_5V
.22UF
C830
220PF
1
TP780
RF_PRESCALAR
TEST_POINT
OUT
R714R712
R713
C831
100PF
10
560
560
TL_RX_LO
OUT

Motorola APX 7000 Specifications

General

Digital Technology	P25 Phase 1 and Phase 2
Emergency Button	Yes
Frequency Range	136-174 MHz (VHF), 380-470 MHz (UHF Range 1), 450-520 MHz (UHF Range 2), 764-870 MHz (700/800 MHz)
Display	Color LCD
Encryption	AES, DES
Water Resistance	IP67
GPS	Yes
Bluetooth	Yes
Operating Temperature	-30°C to +60°C
Weight	391 g (with standard battery)