Motorola CDM Series Detailed Service Manual page 599

VHF (136–174 MHz) 25–45 W LDMOS PCB 8471234L02, Schematics, and Parts Lists
9V3_VHF_IF_1
G
9V3
9V3_VHF_IF_2
5V_VHF_IF_1
G
5V
5V
FL3101
12R16
IFIN_VHF_IF_1
G 3 6
IF IN OUT
C3100 C3103
1000pF 33pF
L3101 C3102
C3101
L3100 620nH 15pF
2.2pF
620nH
NU
NU
9V3
R3104
100
NU
R3105
100
R3108 C3111
0.1uF
620
R3106
27K
3VDC
R3107
C3104 C3110
0.1uF 6.8K 27pF
82pF FL3102
12R16
C3112
3 6
Q3101
IN OUT
0.75VDC
C3115
22pF
C3113
9.1pF
R3102 NU L3112 C3114
R3101 R3111
10 620nH L3111 18pF
620nH
12K
3
9V3
MC74HC4066
FL3111
CFWC455G
9180469V03
VDD
2 1 1 IN 2
OUT
VSS
CNTL
U3111-1
9V3
9V3
MC74HC4066
R3114
FL3112
100
CFWC455D
NU 3.9VDC 9180469V06
VDD
3 4 1 IN OUT 2
5V
VSS
R3115
CNTL
390
R3116 C3121
0.1uF
330
U3111-2
R3117
27K
R3118
C3116
C3122
6.8K
0.1uF
.039uF
C3123
3VDC
Q3102
.039uF
0.75VDC D3101
R3113
C3137
330 5V
.039uF
R3112
10
12K
6 U3101
VCC
R3130
51
C3134
0.1uF
R3124
C3132 C3133
1K
0.1uF 10uF
44.395MHz
3 1
OUT IN
R3123
C3135
0 33pF
NU 1pF
Y3101 C3131 R3132
C3136 NU
C3124 45J84 15K
22pF
33pF
L3124
1uH
R3134
10K
fundamental xtal 3rd overtone xtal
R3133
Y3101 4880606B09 4802245J84
8.2K
R3123 0662057B47 0 NOTPLACED
R3124 NOTPLACED 0662057A49 1K
C3124 NOTPLACED 2113740L30 33pF
L3124 NOTPLACED 2462587N68 1uH
C3136 2113740L29 30pF 2113740F35 22pF
FL3115
CFWC455F
9180469V04
NU
1 IN OUT 2
9V3
MC74HC4066 MC74HC4066
FL3113
CFUCJ455F
9180468v04
VDD VDD VDD
11 10 2 1 1 IN 2 11
OUT
VSS VSS VSS
CNTL CNTL CNTL
U3115-4
U3111-4 U3115-1
MC74HC4066
MC74HC4066 MC74HC4066
FL3114
CFUCJ455D
9180468V06
VDD VDD VDD
8 9 3 4 1 IN OUT 2 8
VSS VSS VSS
CNTL CNTL CNTL
U3111-3 U3115-2
R3145
C3145
R3144
0.1uF
3.3K
2.4K
C3148
220pF
NU
3
C3142 1.2K 45B02
0.1uF
R3135
Y3102
15
5V
GND 455KHz
SA616
0.1uF
C3144
R3141
120pF
390
C3143
Q3141
R3142
1.8K
C3139
0.1uF
C3141
0.1uF
C3140
0.1uF
C3146 C3147
4700pF 0.1uF
R3146
R3147
680
12K
Section 11: 4-19
9V3
10
R3153
10K
BWSELECT_VHF_IF_1
G
BWSELECT
R3151
MC74HC4066 10K
12.5kHz 0VDC
C3151 20/25kHz 5VDC
.01uF
Q3151
9
9V3
R3154
U3115-3
10K
R3152
10K
C3152
.01uF
Q3152
DISCAUDIO_VHF_IF_1
G
DISCAUDIO
G
RSSI
RSSI_VHF_IF_1
VHF (136–174 MHz) IF
6881091C63-F