UHF2 PCB 8485641Z02 Schematics
3-11
TX_IADJ
1
TX_OUT
10
TX_SWITCH
13
VC
C_BUFFERS
14
VC
C_L
OGIC
18
RX_EMITTER
6
RX_IADJ
2
RX_OUT
8
RX_SWITCH
7
SUPER_FLTR
3
TRB_IN
19
TX_BASE
16
TX_EMITTER
15
COLL_RFIN
4
FLIP_IN
20
GND_BUFFERS
11
GND_FLA
G
9
17
GND_L
OGIC
PRESC_OUT
12
RX_BASE
5
50U54
U241
Rx_sw
Tx_sw
C273
0.1uF
1.1pF
C272
L273
18nH
27nH
1pF
L271
C271
R245
240
C276
2.2uF
100pF
C281
390nH
L281
0.1uF
C286
100pF
C246
2.7pF
C245
120
R242
100pF
C285
R241
18
15K
R244
L243
RESONATOR
1
2
3
4.3pF
C250
4.3pF
C242
4.3pF
C243
1
2
CR243
A1
A2
CR241
C241
100pF
22nH
L242
390nH
L241
CR242
R243
10K
C244
3.6pF
Rx_sw
1
3
2
Q241
BFQ67W
30
R248
L282
390nH
C247
0.1uF
C248
100pF
R253
7.5K
Tx_sw
C253
1.5pF
100pF
C251
CR251
20pF
C252
390nH
L251
C254
3.3pF
R251
33
L253
RESONATOR
1
2
3
100pF
C289
100pF
C255
R252
270
R254
8.2K
1K
R260
4
1
3
Q261
2
10K
47K
47K
4.7K
2
4
1
3
Q260
C297
.01uF
10K
4.7K
47K
47K
1
SHIELD
SH242
1
SHIELD
SH241
VCO TOP SHIELD
VCO BOTTOM SHIELD
AUX 4
AUX 3
5V
VSF
VSF
VCTRL
PRESC
RX_INJ
TX_INJ
4.6V
2V
4.6V
3.5V@450MHz
9.5V@527MHz
UHF2 (450-527 MHz) Voltage Controlled Oscillator
Содержание GP series
Страница 1: ...Professional Portable Radio Detailed Service Manual 6866558D03 P ...
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Страница 5: ...Professional Radio GP Series Service Maintainability Issue July 2007 ...
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Страница 26: ...2 6 MAINTENANCE THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 32: ...4 2 Error Codes Notes ...
Страница 33: ...Professional Radio GP Series Keypad and Flex Service Information Issue July 2007 ...
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Страница 48: ...2 8 PCB Schematic Diagrams and Parts List Flexes THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 52: ...2 12 PCB Schematic Diagrams and Parts List Keypad THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 56: ...2 16 PCB Schematic Diagrams and Parts List Keypad THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 59: ...Professional Radio GP Series Power Distribution and Controller Service Information Issue July 2007 ...
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Страница 98: ...3 30 Controller Set 4 PCB 8416256H02 UHF Controller Audio Power Amplifier Schematic Diagram ...
Страница 100: ...3 32 Controller Set 5 PCB 8486743Z02 UHF Intentionally left blank Controller ASFIC ON_OFF Schematic Diagram ...
Страница 101: ...Controller Set 5 PCB 8486743Z02 UHF 3 33 Controller Micro Processor Schematic Diagram ...
Страница 102: ...3 34 Controller Set 5 PCB 8486743Z02 UHF Controller Interface Schematic Diagram ...
Страница 103: ...Controller Set 5 PCB 8486743Z02 UHF 3 35 Controller Audio Power Amplifier Schematic Diagram ...
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Страница 108: ...3 40 Controller Schematics Set 6 PCB 8415234H05 Narrow Band THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 109: ...Professional Radio GP Series UHF 403 470MHz Narrow Band 450 470MHz Service Information Issue July 2007 ...
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Страница 260: ...3 116 Circuit Board Schematic Diagrams and Parts List PCB No 8415234H05 THIS PAGE INTENTIONALLY LEFT BLANK ...
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Страница 293: ...UHF PCB 8486743Z02 Schematics 3 149 UHF 403 470 MHz Receiver Front End Schematic Diagram ...
Страница 294: ...3 150 UHF PCB 8486743Z02 Schematics UHF 403 470 MHz Receiver Back End Schematic Diagram ...
Страница 295: ...UHF PCB 8486743Z02 Schematics 3 151 UHF 403 470 MHz Synthesizer Schematic Diagram ...
Страница 296: ...3 152 UHF PCB 8486743Z02 Schematics UHF 403 470 MHz Voltage Controlled Oscillator Schematic Diagram ...
Страница 297: ...UHF PCB 8486743Z02 Schematics 3 153 UHF 403 470 MHz Transmitter Schematic Diagram ...
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Страница 316: ...3 172 UHF PCB 8415234H05 450 470 MHz Narrow Band THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 325: ...Professional Radio GP Series UHF2 450 527MHz Service Information Issue July 2007 ...
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Страница 441: ...Professional Radio GP Series 800 MHz 806 870MHz Service Information Issue July 2007 ...
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