Motorola GP Series Service Manual page 253

UHF PCB 8486458Z03 Schematics
C281
R245
100pF
240
L281
L273
390nH
33nH
C272
NU
L271
68nH
RX_INJ
TX_INJ
SH241 SH242
SHIELD SHIELD
1
VCO TOP SHIELD VCO BOTTOM SHIELD
5V
AUX3
C297
.01uF
VSF
C286
C276
2.2uF 0.1uF
if
ind
C273
0.1uF
18 14
10
TX_IADJ
TX_OUT
8
RX_IADJ
RX_OUT
SUPER_FLTR
12
PRESC PRESC_OUT COLL_RFIN
U241
C271 RX_BASE
7 50U54
NU Rx_sw
RX_EMITTER
RX_SWITCH
13
TX_BASE
Tx_sw TX_SWITCH
TX_EMITTER
FLIP_IN
TRB_IN
17 11 9
1
Q261
4
DD
Q260
R260
1K
3 4
2
1
R242
200
C285
100pF
C246
100pF
R244
12K
1
2
Q241
3
BFQ67W
2
4
5
6 1
16
3
15 L282
390nH
20
19
R253
7.5K
Tx_sw
R254
7.5K
C289
C254
100pF
3.6pF
3
C255
L253
100pF
RESONATOR
2
AUX4
R252
1 R251
330
18
L243
C250
RESONATOR
7.5pF
3
R241
18
C242
7.5pF
2
C243
1
7.5pF
C245
2.4pF
CR243
R243 C244
2pF
10K
Rx_sw
VSF CR241
R248
30
C248
C247
0.1uF
100pF
C252
L251
10pF
33nH
C253 CR251
1.5pF
2
P2
ZMY0130019-E
UHF (403-470 MHz) Voltage Controlled Oscillator
4-59
L242
220nH
CR242
L241
390nH
VCTRL
C241
100pF
A2
A1
1 2
C251
100pF
ZMY0130019-E