Motorola 6864115B62-C Detailed Service Manual page 397

LB Range2, 25-60W PCB 8486207B05 / Schematics
9V3
R1118
2K
C1124
R1117 0.1uF
330
R1119
27K
3.10 V
C1121
R1116
0.1uF
6.8K
-20 dBm
FN0:NP
FN0:NP
0.78 V
Q1106
PREAMP_IN
C1122
62pF
FN0:NP
0.025 V
C1151
R1115
150pF
12K R1138
FN0:NP
10
LB2 (36.0-42.0 MHz) IF Sheet 2 of 2
U1101-3
MC74HC4066
8 VDD 9
VSS
CNTL
R1124
0
FN0:NP
U1101-4
MC74HC4066
11 10
VDD
VSS
CNTL
C1123 C1136
33pF
0.1uF
C1135
L1109
0.1uF
L1112
6.8uH
6.8uH
FN0:NP
3 D1101
5V
1
2
R1120
51
C1126
C1127
10uF
0.1uF
C1130
C1129
C1131
R1131
68pF
1.5pF 15K
22pF
FN0:NP
+13 dBm
1
Y1101
10.245
08W08
2
FL1104
CFUCJ455F U1102-3
U1101-2
MC74HC4066 MC74HC4066
1 IN OUT 2
4 VDD 3 8 VDD 9
VSS VSS
CNTL CNTL
R1125 R1126
0 0
FN0:NP FN0:NP
FL1105
CFUCJ455E U1101-1
U1102-4
MC74HC4066
1 IN OUT 2
MC74HC4066
1 VDD 2 11 VDD 10
VSS VSS
CNTL CNTL
C1125
R1123
.039uF
1.2K
U1103
6 15
C1133 C1137
VCC GND
SA616
0.1uF
120pF
C1128
0.1uF
R1132
2.4K
R1122
C1141 R1133 C1134
10K
0.1uF 3.3K 0.1uF
R1121
8.2K
C1143
0.1uF
C1142
0.1uF
R1137
R1139
12K
2.7
RSSI_IF_1
R1136
680
DISCAUDIO_IF_1
C1148 C1145
0.1uF 4700pF
5V
FL1106
CFWC455F U1102-2
MC74HC4066
1 IN OUT 2
VDD
4 3
VSS
CNTL
R1129
10K
R1128
10K
C1139
R1127
.01uF
0
FN0:NP
FL1107
U1102-1
CFWC455E MC74HC4066
1 IN OUT 2
1 VDD 2
VSS
CNTL
1
Y1102
3
45B02
455KHz
2
C1138
0.1uF
RSSI
DISCAUDIO
120 mV rms
4-25
5V
Q1105
47K
47K
5V (20KHz, 30KHz)
0V (12.5KHz)
BWSELECT_IF_1
R1130
BWSELECT
10K
C1140
.01uF
FL0830691-O Sheet 2