3-66
UHF2 PCB 8415235H01 & 8415235H05 Schematics (EPP)
L311
560nH
IF
C324
22pF
C325
9.1pF
2 CC1
5 CC2
3 IN
1
GND1
4
GND2
6
OUT
44.85MHz
22M11
FL301
C338
NU
L330
680nH
33K
R311
R315
12K
C327
0.1uF
4.7K
R312
Q302
C326
0.1uF
R313
330
R314
1.6K
R5
5V
C344
0.1uF
0.1uF
C348
C382
10uF
R344
51
C391
24pF
GND
3
IN
1
OUT 2
CFUCJ455F
FL302
C392
24pF
0.1uF
C347
C357
0.1uF
R350
R358
3.3K
2.4K
1
2
3
CR312
20K
R324
CFWC455G
FL304
IN
1
OUT 2
3
4
39K
R321
C388
24pF
GND1
GND2
C389
24pF
CR313
1
2
3
3
4
GND2
IN
1
OUT 2
GND1
24pF
C387
CFWC455E
FL303
39K
R345
24pF
C386
U302-1
TC7W04F
1
7
0.1uF
C352
C362
0.1uF
R355
100K
TC7W04F
6
2
U302-2
5V
BW_SEL
PWR_GND
U302-4
GND
4
VCC
8
20K
R360
5V
3
5
U302-3
TC7W04F
NC
20K
R361
0.1uF
C329
1.8K
R364
Q320
R363
390
120pF
C351
5V
1.2K
R365
0.1uF
C349
455KHz
45B02
Y301
3
2
1
6
VCC
15
GND
U301
SA616
0.1uF
C345
0.1uF
C343
C346
0.1uF
12K
R366
0.1uF
C350
RSSI
4700pF
C334
DISC_OUT
DISC_OUT
R369
680
R367
12K
R368
10K
27pF
C385
30pF
C367
15K
R346
2
4
OUT
3
IN
1
Y300
45J84
44.395MHz
1uH
L325
R322
1K
R320
NU
24pF
C364
GND
GND1
C366
NU
C361
0.1uF
C360
3.3pF
L332
1.2uH
R359
NU
0.1uF
C355
CR311
SHIELD
SH322
1
SHIELD
SH323
1
5
11
13
20
3
8
16
17
2
9
12
4
10
1
7
18
19
14
OSCOUT
MIXOUT
RSSIOUT
LIMOUT
LIM_DEC1
AUDIOOUT
IFAMP_DEC2
IFAMPOUT
OSCIN
QUADIN
RFIN
RFIN_DEC
RSSI_FEED
IFAMP_DEC1
LIMIN
LIM_DEC2
AUDIO_FEED
IFAMPIN
UHF2 (450-527MHz) Receiver Back End (PCB No. 8415235H05)
Summary of Contents for GP series
Page 1: ...Professional Portable Radio Detailed Service Manual 6866558D03 P ...
Page 2: ...ii ...
Page 5: ...Professional Radio GP Series Service Maintainability Issue July 2007 ...
Page 14: ...x THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 16: ...xii THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 26: ...2 6 MAINTENANCE THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 32: ...4 2 Error Codes Notes ...
Page 33: ...Professional Radio GP Series Keypad and Flex Service Information Issue July 2007 ...
Page 36: ...iv THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 40: ...1 4 THEORY OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 48: ...2 8 PCB Schematic Diagrams and Parts List Flexes THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 52: ...2 12 PCB Schematic Diagrams and Parts List Keypad THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 56: ...2 16 PCB Schematic Diagrams and Parts List Keypad THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 62: ...iv THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 72: ...3 4 CONTROLLER SCHEMATICS THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 92: ...3 24 Controller Set 3 PCB 8486458Z03 UHF 8486686Z02 UHF2 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 98: ...3 30 Controller Set 4 PCB 8416256H02 UHF Controller Audio Power Amplifier Schematic Diagram ...
Page 101: ...Controller Set 5 PCB 8486743Z02 UHF 3 33 Controller Micro Processor Schematic Diagram ...
Page 102: ...3 34 Controller Set 5 PCB 8486743Z02 UHF Controller Interface Schematic Diagram ...
Page 103: ...Controller Set 5 PCB 8486743Z02 UHF 3 35 Controller Audio Power Amplifier Schematic Diagram ...
Page 104: ...3 36 Controller Set 5 PCB 8486743Z02 UHF THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 134: ...1 22 THEORY OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 150: ...3 6 UHF PCB SCHEMATICS PARTS LISTS THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 160: ...3 16 UHF PCB 8480450Z03 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 178: ...3 34 UHF PCB 8480587Z03 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 182: ...3 38 UHF PCB 8480587Z03 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 190: ...3 46 UHF PCB 8480587Z05 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 200: ...3 56 UHF PCB 8480450Z13 14 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 214: ...3 70 UHF PCB 8486458Z03 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 228: ...3 84 UHF PCB 8415234H01 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 244: ...3 100 UHF PCB 8415234H02 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 250: ...3 106 UHF PCB 8415234H02 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 270: ...3 126 UHF PCB 8415234H05 EPP Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 280: ...3 136 UHF PCB 8415234H08 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 290: ...3 146 UHF PCB 8415234H08 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 293: ...UHF PCB 8486743Z02 Schematics 3 149 UHF 403 470 MHz Receiver Front End Schematic Diagram ...
Page 294: ...3 150 UHF PCB 8486743Z02 Schematics UHF 403 470 MHz Receiver Back End Schematic Diagram ...
Page 295: ...UHF PCB 8486743Z02 Schematics 3 151 UHF 403 470 MHz Synthesizer Schematic Diagram ...
Page 297: ...UHF PCB 8486743Z02 Schematics 3 153 UHF 403 470 MHz Transmitter Schematic Diagram ...
Page 298: ...3 154 UHF PCB 8486743Z02 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 316: ...3 172 UHF PCB 8415234H05 450 470 MHz Narrow Band THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 325: ...Professional Radio GP Series UHF2 450 527MHz Service Information Issue July 2007 ...
Page 342: ...1 14 THEORY OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 352: ...2 10 TROUBLESHOOTING CHARTS THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 356: ...3 4 UHF2 PCB SCHEMATICS PARTS LISTS THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 384: ...3 32 UHF2 PCB 8485677Z02 GP1280 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 386: ...3 34 Voice Storage Parts List GP1280 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 394: ...3 42 UHF2 PCB 8485677Z03 GP1280 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 404: ...3 52 UHF2 PCB 8486686Z02 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 441: ...Professional Radio GP Series 800 MHz 806 870MHz Service Information Issue July 2007 ...
Page 444: ...iv THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 456: ...1 12 THEORY OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 464: ...3 2 800MHz PCB schematics Parts list THIS PAGE INTENTIONALLY LEFT BLANK ...