Notes For All Schematics and Circuit Boards
2-5
5.0
Notes For All Schematics and Circuit Boards
* Component is frequency sensitive. Refer to the Electrical Parts List for value and usage.
1.
Unless otherwise stated, resistances are in Ohms (k = 1000), and capacitances are in picofarads
(pF) or microfarads (µF).
2.
DC voltages are measured from point indicated to chassis ground using a Motorola DC
multimeter or equivalent. Transmitter measurements should be made with a 1.2 µF choke in
series with the voltage probe to prevent circuit loading.
3.
Reference Designators are assigned in the following manner:
100 Series
=
Transmitter
200 Series
=
Frequency Generation
300 Series
=
Receiver
400/500 Series =
Controller
600 Series
=
Keypad Board
4.
Interconnect Tie Point Legend:
UNSWB+
=
Unswitch Battery Voltage (7.5V)
SWB+
=
Switch Battery Voltage (7.5V)
R5
=
Receiver Five Volts
CLK
=
Clock
Vdda
=
Regulated 3.3 Volts (for analog)
Vddd
=
Regulated 3.3 Volts (for digital)
CSX
=
Chip Select Line (not for LVZIF)
SYN
=
Synthesizer
DACRX
=
Digital to Analog Voltage (For Receiver Front End Filter)
VSF
=
Voltage Super Filtered (5 volts)
VR
=
Voltage Regulator
6-LAYER CIRCUIT BOARD DETAIL VIEWING
COPPER STEPS IN PROPER LAYER SEQUENCE
LAYER 1 (L1)
LAYER 2 (L2)
LAYER 3 (L3)
LAYER 4 (L4)
LAYER 5 (L5)
LAYER 6 (L6)
INNER LAYERS
SIDE 1
SIDE 2
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 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 ...
Страница 270: ...3 126 UHF PCB 8415234H05 EPP Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 280: ...3 136 UHF PCB 8415234H08 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 290: ...3 146 UHF PCB 8415234H08 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
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 386: ...3 34 Voice Storage Parts List GP1280 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 394: ...3 42 UHF2 PCB 8485677Z03 GP1280 Parts List THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 404: ...3 52 UHF2 PCB 8486686Z02 Schematics THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 441: ...Professional Radio GP Series 800 MHz 806 870MHz Service Information Issue July 2007 ...
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Страница 464: ...3 2 800MHz PCB schematics Parts list THIS PAGE INTENTIONALLY LEFT BLANK ...