Motorola APX 7000 Detailed Service Manual page 444

Hide thumbs Also See for APX 7000:
Table of Contents

Advertisement

8-168
TP853
TEST_POINT
DC_LIN_1_5V
IN
DC_SUPER_FILTER_5V
IN
DC_LIN_5V
IN
DIG_CTRL_TR
IN
DIG_CTRL_E
IN
DIG_CTRL_G
IN
DIG_CTRL_F
IN
DIG_CTRL_C
IN
DIG_CTRL_B
IN
DIG_CTRL_VTUR1
IN
DIG_CTRL_UR2
IN
DIG_CTRL_UT1
IN
DIG_CTRL_UT2
IN
R764
1.2K
ANA_CHARGE_PUMP
IN
C762
C766
C769
.039UF
6800PF
.016UF
R759
680
R767
68
ANA_ADAPT_CHARGE_PUMP
IN
C760
C763
C765
C768
C770
.082UF
.082UF
.082UF
.082UF
.082UF
C783
1500PF
C759
R761
.22UF
220
R762
11K
RF_HP_MOD_OUT
IN
DIG_CTRL_7T8R
IN
DIG_CTRL_8T7R
IN
DIG_CTRL_VR
IN
DIG_CTRL_78T
IN
DIG_CTRL_D
IN
DIG_CTRL_H
IN
DIG_CTRL_A
IN
Figure 8-75. MNUE7367A Frequency Generation Unit (VCO) Circuit – 2 of 2
DC_SUPER_FILTER_5V
C789
0.1UF
C796
100PF
7
1
VTUNE
POUT
DIG_CTRL_VTUR1
3
4
SEL1
NC
NC
DIG_CTRL_UR2
5
SEL2
Y704
ANA_VTUNE
V0225AZ
309MHZ/379MHZ
U708
SKY13251
4
3
RF1
V1
5
6
RF2
V2
8
7
RF3
V3
NC
1
RFC
DC_SUPER_FILTER_5V
C790
0.1UF
C793
100PF
7
1
VTUNE
POUT
DC_LIN_1_5V
DIG_CTRL_UT1
3
4
SEL1
NC
NC
DIG_CTRL_UT2
5
SEL2
L806
Y705
390NH
V0225AZ
415MHZ/485MHZ
DC_SUPER_FILTER_5V
C797
100PF
C791
0.1UF
C794
39PF
7
1
VTUNE
POUT
DIG_CTRL_7T8R
3
4
SEL1
NC
NC
5
SEL2
DIG_CTRL_8T7R
Y706
V0225AZ
758MHZ/868MHZ
U709
SKY13251
4
3
RF1
V1
5
6
RF2
V2
8
7
RF3
V3
1
RFC
DC_SUPER_FILTER_5V
C792
0.1UF
C795
100PF
7
1
VTUNE
POUT
DIG_CTRL_VR
3
4
SEL1
NC
NC
5
DIG_CTRL_78T
SEL2
Y707
V0225AZ
266MHZ/809MHZ
U710
U711
C804
SKY13251
SKY13251
100PF
3
4
4
3
V1
RF1
RF1
V1
6
5
5
6
V2
RF2
RF2
V2
NC
7
8
8
7
V3
RF3
RF3
V3
1
1
RFC
RFC
C799
100PF
RF_ESCORT
OUT
C805
100PF
C801
6.8PF
RF_ESCORT_DIV2_NONINV
R710
200
IN
L802
C798
33NH
1000PF
C800
C803
R709
R711
22PF
22PF
68
68
R811
39
C802
C814
C816
L817
R819
.22UF
R809
390NH
270
1000PF
33PF
5.6K
R807
22K
2
5
C709
Q712
Q712
R813
C820
R705
BC858CD
BC858CD
220PF
680
220PF
10
R808
C701
82K
R812
C813
R708
82
220PF
1PF
100
Q713
C810
R815
NE662M04
220PF
24
R818
4
8.2
3
C704
62PF
DC_LIN_1_5V
L701
390NH
R773
5.6K
C775
C777
C771
1000PF
33PF
R772
100PF
33
2
Q774
NE68519
R776
C779
39
100PF
R778
180
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1/UHF2
C831
R713
100PF
10
Q714
R712
NTZD3154N
560
1
6
2
5
NC
3
4
NC
NC
DC_LIN_1_5V
L821
R832
390NH
15
C806
C838
C844
L846
R849
.22UF
R827
560
1000PF
47PF
390NH
6.2K
R822
20K
Q703
Q703
2
5
BC858CD
BC858CD
R823
C702
R833
56K
220PF
100
Q842
NE662M04
C830
R840
220PF
15
4
3
TP780
TEST_POINT
TL_RX_LO
OUT
R714
560
C851
R848
C836
TL_TX_LO
220PF
47PF
15
OUT
R701
100
RF_PRESCALAR
OUT

Advertisement

Table of Contents
loading

This manual is also suitable for:

Apx 7000xe

Table of Contents