Motorola Commercial CM Series Service Information page 77

UHF 1-25W PCB 8486684Z03 (Rev. B) / Schematics
Check if it is 3v or another value
3V
U301
PWR_GND
VCC
GND
U301
TC7W04F
3 5
C362
22.p
1 7
U301
TC7W04F
U301
TC7W04F
6 2
BW_SEL
C312
100n
R337
100.
5V
R302
0.
C305
100n
R333
560.
R304
33.K
C304 R322
100n 4.7K
FL300
FLTR_44.85M
FREQ
L305
1.2u
3 IN OUT 6
Q305
2 CC1
R312
5 CC2
C364
13.K
22p
C369 DNP
8.2p
C336
9.1p
R315
R306
12.K
FL301
20.K
FLTR
C313
1 IN OUT 2
100n
R316
D302
FL302
R305 12.K
20.K
FLTR
1 IN OUT 2
R327 R324
2.4K 3.3K
C316
0.1uF
R317
R307
12.K
FL304
20.K
CFWC455D
1 IN OUT 2
R318
R308 12.K
D304
D303
20.K
1 OUT 2
IN
R319
R325 FL303
12.K
3.3K CFWC455G
C318
0.1uF
3V
R339
C308
51.
C301 100n
C307
10.0u
100n
C337
6.8p
C319
L303
R323
C371 0.1uF
C303 4.7K
1.2u
100n
C365 2.7p
DNP DNP
22p
C306
100n
CR300
C359 C360 R309
30p 15.K
33p
Y301
R311 06B09
15.K
44.395MHz
NU
3 1
OUT IN
C361
R303
30p
NU
0.
L315
27nH
NU
D301
R314
12.K
3V
C317
0.1uF
R335
C311
C310 390.
100n 100n
Q302
130.0p
C302
U300
VCC GND
SA616
6 15
R329
1.2K
C320
0.1uF
R313
C314 12.K
100n C309
100n
R320
R332
R321 10.K
680.
8.2K
C322
4.7n
UHF1 (403-440MHz) Receiver Front and Back End (Sht 2 of 2)
4-37
R328
1.8K
Y300
45B02
455KHz
C315
100n
RSSI
DEMOD
73D02968C74-O
SHEET 6 OF 8