UHF 25-40 W Band 2 PCB 8486577Z01 / Schematics
4-13
TC7W04F
U301
6
2
C312
100n
BW_SEL
3V
U301
TC7W04F
3
5
U301
PWR_GND
4
GND
8
VCC
R324
3.3K
D302
2.4K
R327
TC7W04F
U301
1
7
100n
C313
R306
20.K
12.K
R315
2
FLTR
FL301
GND
3
IN
1
OUT
12.K
R316
OUT 2
FLTR
FL302
GND
3
IN
1
20.K
R305
0.1uF
C316
20.K
R307
R317
12.K
IN
2
OUT
FL304
CFWC455D
GND1
3
4
GND2
1
D304
D303
12.K
R318
2
OUT
FL303
CFWC455G
3
GND1
GND2
4
1 IN
SA616
20.K
R308
0.1uF
C318
R319
12.K
560.
R333
R302
0.
R325
3.3K
C305
100n
R337
100.
C304
100n
4.7K
R322
R304
33.K
C369
8.2p
C336
9.1p
GND1
4
GND2
3 IN
6
OUT
FREQ
FLTR_44.85M
FL300
2 CC1
5 CC2
1
R312
13.K
C364
22p
1.2u
L305
2113740F33
C362
18pF
12.K
R314
D301
C311
100n
C310
100n
0.1uF
C317
R335
390.
Q302
C302
130.0p
1.2K
R329
R328
1.8K
C315
100n
1
455KHz
Y300
45B02
3
2
C309
100n
12.K
R313
RSSI
680.
R332
10.K
R320
DEMOD
C322
4.7n
C314
100n
C320
0.1uF
R321
8.2K
15.K
R309
C360
30p
R311
15.K
C359
33p
IN
06B09
44.395MHz
GND
2
GND1
4
OUT
3
1
Y301
30p
C361
L315
27nH
0.
R303
R339
10.0u
C301
51.
100n
C308
C307
100n
100n
R323
C306
4.7K
L303
1.2u
C371
2.7p
C337
6.8p
CR300
C303
100n
4802197J95
Q305
3V
C365
22p
0.1uF
C319
OSCIN
3
OSCOUT
10
QUADIN
1
RFIN
2
RFIN_DEC
5
RSSIOUT
9
RSSI_FEED
6
VCC
IFAMPOUT
19
IFAMP_DEC1
17
IFAMP_DEC2
14
LIMIN
11
LIMOUT
13
LIM_DEC1
12
LIM_DEC2
20
MIXOUT
4
U300
8
AUDIOOUT
7
AUDIO_FEED
15
GND
18
IFAMPIN
16
5V
3V
Check if it is 3v or another value
DNP
DNP
DNP
DNP
DNP
DNP
T
O
SHEET
2
UHF2 (438-470 MHz) 25-40 W Receiver Front and Back End (Sht 2 of 2)
Summary of Contents for cm200 Commercial Series
Page 1: ......
Page 2: ......
Page 3: ...M CM200 CM300 PM400 Radios Detailed Service Manual 6881098C00 A ...
Page 6: ...THIS PAGE INTENTIONALLY LEFT BLANK Notes ...
Page 7: ...CM200 CM300 PM400 Radios Service Maintainability Issue November 2007 M ...
Page 10: ...iv Notes ...
Page 12: ...vi Notes ...
Page 16: ...1 4 INTRODUCTION Notes ...
Page 24: ...2 8 MAINTENANCE Notes ...
Page 27: ...CM200 CM300 PM400 Radios Control Head Service Information Issue November 2007 M ...
Page 32: ...1 2 OVERVIEW Notes ...
Page 46: ...4 2 CONTROLHEAD PCB SCHEMATICS PARTS LISTS Notes ...
Page 53: ...CM200 CM300 PM400 Radios UHF2 438 470 MHz 1 25 W Service Information Issue November 2007 M ...
Page 58: ...vi Notes ...
Page 62: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...
Page 96: ...4 2 UHF2 PCB SCHEMATICS PARTS LISTS Notes ...
Page 151: ...CM200 CM300 PM400 Radios UHF2 438 470 MHz 25 40 W Service Information Issue November 2007 M ...
Page 156: ...vi Notes ...
Page 160: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...
Page 194: ...4 2 UHF2 PCB SCHEMATICS PARTS LISTS Notes ...
Page 222: ...4 30 UHF 25 40 W Band 2 PCB 8486577Z01 Schematics Notes ...
Page 250: ...4 58 UHF 25 40 W Band 2 PCB 8486577Z03 Schematics Notes ...
Page 251: ...CM200 CM300 PM400 Radios UHF3 465 495 MHz 25 40 W Service Information Issue November 2007 M ...
Page 256: ...vi Notes ...
Page 260: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...
Page 294: ...4 2 UHF3 PCB SCHEMATICS PARTS LISTS Notes ...
Page 322: ...4 30 UHF 25 40 W Band 3 PCB 8486577Z01 Schematics Notes ...
Page 350: ...4 58 UHF 25 40 W Band 3 PCB 8486577Z03 Schematics Notes ...
Page 351: ......
Page 352: ......