Service manual
Table Of Contents
- ul-68P81076C25-C_AT_DS_ASPlus-Part1_astro_d.pdf
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- File 1 (Front cover to pg. 6-14)
- Foreword
- Table of Contents
- List of Figures
- List of Tables
- Related Publications
- Commercial Warranty
- Model Numbering, Charts, and Specifications
- Mobile Radio Model Numbering Scheme
- ASTRO Digital Spectra Motorcycle 15 Watt (Ranges 1 and 2) Model Chart
- ASTRO Digital Spectra Motorcycle 15 Watt (Ranges 3 and 3.5) Model Chart
- ASTRO Digital Spectra VHF 10–25 Watt Model Chart
- ASTRO Digital Spectra VHF 10–25 and 50–110 Watt Model Chart
- ASTRO Digital Spectra VHF 10–25 and 50–110 Watt Model Chart (cont.)
- ASTRO Digital Spectra UHF 10–25 Watt Model Chart
- ASTRO Digital Spectra UHF 20–40 Watt Model Chart
- ASTRO Digital Spectra UHF 20–40 Watt Model Chart (cont.)
- ASTRO Digital Spectra UHF 50–110 Watt Model Chart
- ASTRO Digital Spectra UHF 50–110 Watt Model Chart (cont.)
- ASTRO Digital Spectra 800 MHz Model Chart
- ASTRO Digital Spectra Plus VHF 25–50 and 50–110 Watt Model Chart
- ASTRO Digital Spectra Plus VHF 25–50 and 50–110 Watt Model Chart (cont.)
- ASTRO Digital Spectra Plus 800 MHz Model Chart
- ASTRO Digital Spectra Plus 800 MHz Model Chart (cont.)
- VHF Radio Specifications
- UHF Radio Specifications
- 800 MHz Radio Specifications
- Chapter 1 Introduction
- Chapter 2 General Overview
- 2.1 Introduction
- 2.2 Analog Mode of Operation
- 2.3 ASTRO Mode of Operation
- 2.4 Control Head Assembly
- 2.4.1 Display (W3 Model)
- 2.4.2 Display (W4, W5, and W7 Models)
- 2.4.3 Display (W9 Model)
- 2.4.4 Vacuum Fluorescent Display Driver
- 2.4.5 Vacuum Fluorescent Voltage Source (W9 Model)
- 2.4.6 Controls and Indicators
- 2.4.7 Status LEDs
- 2.4.8 Backlight LEDs
- 2.4.9 Vehicle Interface Ports
- 2.4.10 Power Supplies
- 2.4.11 Ignition Sense Circuits
- 2.5 Power Amplifier
- 2.6 Front-End Receiver Assembly
- 2.7 RF Board Basic
- 2.8 Voltage-Controlled Oscillator
- 2.9 Command Board
- 2.10 ASTRO Spectra Vocoder/Controller Board
- 2.11 Radio Power
- Chapter 3 Theory of Operation
- 3.1 RF Board
- 3.2 Command Board
- 3.2.1 Microcontroller and Support ICs
- 3.2.2 Serial Input/Output IC
- 3.2.3 Power-Up/-Down Sequence
- 3.2.4 Regulators
- 3.2.5 Reset Circuits
- 3.2.6 Serial Communications on the External Bus
- 3.2.7 Synchronous Serial Bus (MOSI)
- 3.2.8 Received Audio
- 3.2.9 Microphone Audio
- 3.2.10 Transmit Deviation
- 3.2.11 RS-232 Line Driver
- 3.2.12 Flash Programming
- 3.2.13 Encryption Voltages
- 3.2.14 Regulator and Power-Control IC
- 3.3 ASTRO Spectra VOCON Board
- 3.3.1 General
- 3.3.2 Controller Section
- 3.3.3 Vocoder Section
- 3.3.4 RX Signal Path
- 3.3.5 TX Signal Path
- 3.3.6 Controller Bootstrap and Asynchronous Buses
- 3.3.7 Vocoder Bootstrap
- 3.3.8 Serial Peripheral Interface (SPI) Bus
- 3.3.9 Controller Memory Map
- 3.3.10 Vocoder Memory Map
- 3.3.11 MCU System Clock
- 3.3.12 DSP System Clock
- 3.3.13 Radio Power-Up/Power-Down Sequence
- 3.3.14 VOCON BOARD Signals
- 3.4 ASTRO Spectra Plus VOCON Board
- 3.4.1 General
- 3.4.2 ASTRO Spectra Plus Controller Section
- 3.4.3 ASTRO Spectra Plus Vocoder Section
- 3.4.4 ASTRO Spectra Plus RX Signal Path
- 3.4.5 ASTRO Spectra Plus TX Signal Path
- 3.4.6 ASTRO Spectra Plus Controller Bootstrap and Asynchronous Busses
- 3.4.7 ASTRO Spectra Plus Serial Peripheral Interface Bus
- 3.4.8 ASTRO Spectra Plus MCU and DSP System Clocks
- 3.4.9 ASTRO Spectra Plus Voltage Regulators
- 3.4.10 ASTRO Spectra Plus Radio Power-Up/Power-Down Sequence
- 3.5 Voltage Control Oscillator
- 3.6 Receiver Front-End
- 3.7 Power Amplifiers
- Chapter 4 Troubleshooting Procedures
- 4.1 ASTRO Spectra Procedures
- 4.2 ASTRO Spectra Plus Procedures
- 4.3 VCO Procedures
- 4.4 Receiver Front-End (RXFE)
- 4.5 Power Amplifier Procedures
- Chapter 5 Troubleshooting Charts
- Chapter 6 Troubleshooting Waveforms
- File 2 (pgs. 7-1 to 7-25)
- File 3 (pgs. 7-26 to 7-48)
- File 4 (pg. 7-49 to back cover)
- File 1 (Front cover to pg. 6-14)
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- ul-68P81076C25-C_AT_DS_ASPlus-Part2_astro_d
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- File 1 (Front cover to pg. 6-14)
- File 2 (pgs. 7-1 to 7-25)
- Chapter 7 Schematics, Component Location Diagrams, and Parts Lists
- 7.1 RF Section
- Table 7-1: J500 Command Board to RF Board Interconnect Board
- Table 7-2: P502 Command Board to Control Head Interconnect Board
- Table 7-2: P502 Command Board to Control Head Interconnect Board
- Table 7-3: P503 Command Board to RF Power Amplifier Board
- Table 7-4: Configuring Command Board Jumpers for Non-RS232 Operation
- Table 7-5: J501 Command Board to VOCON Board
- Table 7-5: J501 Command Board to VOCON Board
- Table 7-6: J801 VOCON Board to Encryption Board
- Table 7-6: J801 VOCON Board to Encryption Board
- Table 7-7: J601 RF Board to VCO Board
- ASTRO Spectra Radio Interconnection
- HRN4009B/HRN6014A VHF RF Board; HRN4010B/HRN6020A UHF RF Board; and HRN6019A 800 MHz RF Board Schematic
- HRN4009B/HRN6014A VHF RF Board, HRN4010B/HRN6020A UHF RF Board, and HRN6019A 800 MHz RF Board Component Location Diagrams
- HRN4009B, HRN6014A VHF RF Board HRN4010B, HRN6020A UHF RF Board HRN6019A 800 MHz RF Board Electrical Parts List
- HRN4009C/HRN6014C VHF RF Board Schematic Diagram
- HRN4009C/HRN6014C VHF RF Board Component Location Diagrams
- HRN4009C/HRN6014C VHF RF Board Electrical Parts List
- HRN4009E and HRN6014D VHF RF Board; HRN4010D and HRN6020C UHF RF Board; and HRN6019C 800 MHz RF Board Schematic Diagram (Sheet 1 of 2)
- HRN4009E and HRN6014D VHF RF Board; HRN4010D and HRN6020C UHF RF Board; and HRN6019C 800 MHz RF Board Schematic Diagram (Sheet 2 of 2)
- HRN4009E and HRN6014D VHF RF Board; HRN4010D and HRN6020C UHF RF Board; and HRN6019C 800 MHz RF Component Location Diagram
- HRN4009E and HRN6014D VHF RF Board, HRN6010D and HRN6020C UHF RF Board, and HRN6019C 800 MHz RF Board Parts Lists
- 7.2 Command Board Section
- HLN5558E/F/G, HLN6529C/D/E/F/G, HLN6560C/D/E/F/G/H and HLN6562C/D/E/F/G/H Command Board Schematic Diagram
- HLN5558E/F/G, HLN6529C/D/E, HLN6560C/D/E/F/G/H, and HLN6562C/D/E/F/G/H Command Board Component Location Diagrams
- Command Boards Reference Designator and Part Number Comparison Chart
- HLN5558E/F/G, HLN6529C/D/E, HLN6560C/D/E/F/G/H, and HLN6562C/D/E/F/G/H Parts List
- HLN5558H/J, HLN6529H, HLN6560J and HLN6562J Command Board Schematic Diagram
- HLN5558H/J, HLN6529H, HLN6560J and HLN6562J Component Location Diagram
- Command Boards Reference Designator and Part Number Comparison Chart
- HLN5558H/J, HLN6529H, HLN6560J and HLN6562J Parts List
- 7.1 RF Section
- Chapter 7 Schematics, Component Location Diagrams, and Parts Lists
- File 3 (pgs. 7-26 to 7-48)
- File 4 (pg. 7-48 to back cover)
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- ul-68P81076C25-C_AT_DS_ASPlus-Part3_astro_d
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- File 1 (Front cover to pg. 6-14)
- File 2 (pgs. 7-1 to 7-25)
- File 3 (pgs. 7-26 to 7-48)
- 7.3 VOCON Section
- HLN6458D VOCON Board Schematic (Sheet 1 of 2)
- HLN6458D VOCON Board Component Location Diagrams (Sheet 1 of 2)
- HLN6458D VOCON Board Component Location Diagrams (Sheet 2 of 2)
- HLN6458D VOCON Board Parts List
- HLN6458E VOCON Board Schematic (Sheet 1 of 2)
- HLN6458E VOCON Board Schematic (Sheet 2 of 2)
- HLN6458E VOCON Board Component Location Diagrams (Sheet 1 of 2)
- HLN6458E VOCON Board Component Location Diagrams (Sheet 2 of 2)
- HLN6458E VOCON Board Electrical Parts List
- HLN6458F/G VOCON Board Schematic (Sheet 1 of 2)
- HLN6458F/G VOCON Board Schematic (Sheet 2 of 2)
- HLN6458F/G VOCON Board Component Location Diagrams (Sheet 1 of 2)
- HLN6458F/G VOCON Board Component Location Diagrams (Sheet 2 of 2)
- HLN6458F/G VOCON Board Parts List
- HLN6458H VOCON Board Schematic (Sheet 1 of 2)
- HLN6458H VOCON Board Schematic (Sheet 2 of 2)
- HLN6458H VOCON Board Component Location Diagrams
- HLN6458H VOCON Board Electrical Parts List
- 7.3 VOCON Section
- File 4 (pg. 7-48 to back cover)
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- ul-68P81076C25-C_AT_DS_ASPlus-Part4_astro_d
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual
- File 1 (Front cover to pg. 6-14)
- File 2 (pgs. 7-1 to 7-25)
- File 3 (pgs. 7-26 to 7-48)
- File 4 (pg. 7-49 to back cover)
- Chapter 7: Schematics, Component Location Diagrams, and Parts Lists: ASTRO Spectra Plus VOCON Section
- 7.4 ASTRO Spectra Plus VOCON Section
- ASTRO Spectra Plus Top Level Schematic (Sheet 1 of 2)
- ASTRO Spectra Plus Top Level Schematic (Sheet 2 of 2)
- ASTRO Spectra Plus RF Interface Schematic (Sheet 1 of 2)
- ASTRO Spectra Plus RF Interface Schematic (Sheet 2 of 2)
- ASTRO Spectra Plus Digital/USB Schematic (Sheet 1 of 2)
- ASTRO Spectra Plus Digital/USB Schematic (Sheet 2 of 2)
- ASTRO Spectra Plus Audio/DC Schematic
- ASTRO Spectra Plus Voltage Conversion Schematic
- ASTRO Spectra Plus Secure Interface Schematic
- ASTRO Spectra Plus VOCON Component Location Diagram, Top View
- ASTRO Spectra Plus VOCON Component Location Diagram, Bottom View
- HLN6837A ASTRO Spectra Plus VOCON Electrical Parts List
- 7.5 VCO Section
- HLD6061D and HLD6062D VHF VCO Hybrid Schematic
- HLD6061D and HLD6062D VHF VCO Hybrid Component Location Diagram
- HLD6061D and HLD6062D Parts List
- HLD4342B and HLD4343B VHF VCO Carrier Schematic Diagram
- HLD4342D and HLD4343D VHF VCO Carrier Schematic Diagram
- HLD4342B/HLD4343B VHF VCO Carrier Component Location Diagram
- HLD4342D/HLD4343D VHF VCO Carrier Component Location Diagram
- HLD4342B and HLD4343B VHF VCO Parts List
- HLD4342D and HLD4343D VHF VCO Parts List
- UHF VCO Ranges 1, 2, 3, and 4 Hybrid Schematic
- HLE6101A UHF VCO Range 1 Hybrid and HLE6102A Range 2 Hybrid Component Location Diagram
- HLE6101A UHF VCO Range 1 Hybrid and HLE6102A UHF VCO Range 2 Hybrid Parts List
- HLE6103B UHF VCO Range 3 Hybrid and HLE6104B Range 4 Hybrid Component Location Diagram
- HLE6103B UHF VCO Range 3 Hybrid and HLE6104B UHF VCO Range 4 Hybrid Parts List
- UHF VCO Ranges 1, 2, 3, and 4 Schematic Diagram
- HLE6045B Range 1 and HLE6046B Range 2 UHF VCO Component Location Diagram
- HLE6000D Range 3 and HLE6041D Range 4 UHF VCO Component Location Diagrams
- HLE6000D and HLE6041D UHF VCO Parts List
- HLF6080B 800 MHz VCO Schematic Diagram
- HLF6080B 800 MHz VCO Component Location Diagram
- HLF6080B 800 MHz VCO Parts List
- 7.6 RX Front-End Section
- HRD6001E/6002E/6011E/6012E VHF Receiver Front-End Schematic
- HRD6001E/6002E/6011E/6012E VHF Component Location Diagram
- HRD6001E VHF RXFE Parts List
- HRD6002E Parts List
- HRD6011E Parts List
- HRD6012E Parts List
- HRD6001G/6002G/6011G/6012G VHF Receiver Front-End Schematic
- HRD6001G/6002G/6011G/6012G VHF Receiver Front-End Component Location Diagram
- HRD6001G/HRD6002G/HRD6011G/HRD6012G VHF RXFE Parts List
- HRE6001B/6002C/6003B/6004B/6011B/6012B/6014B UHF Receiver Front-End Preamp and Standard Schematics
- HRE6001B/6002C/6003B/6004B/6011B/6012B/6014B UHF Receiver Front-End Hybrid Component Location Diagram
- HRE6011B UHF RXFE Pre-Amp Parts List
- HRE6012B UHF RXFE Pre-Amp Parts List
- HRE6014B UHF RXFE Pre-Amp Parts List
- HRE6001B and HRE6002C UHF RXFE Standard Parts List
- HRE6003B and HRE6004B UHF RXFE Standard Parts List
- HRF6004B/C 800 MHz Receiver Front-End Schematic Diagram
- HRF6004B/C 800 MHz Receiver Front-End Component Location Diagram
- HRF6004B/C 800 MHz RXFE Parts List
- 7.7 Power Amplifier Section
- HLD6022C VHF 50 Watt PA Schematic
- HLD6022C VHF 50-Watt PA Component Location Diagram, Side 1
- HLD6022C VHF 50-Watt PA Component Location Diagram, Side 2
- HLD6022C VHF 50-Watt PA Parts List
- HLD6064C VHF 100-Watt PA Schematic
- HLD6064C VHF 100-Watt PA Component Location Diagram, Side 1
- HLD6064C VHF 100-Watt PA Component Location Diagram, Side 2
- HLD6064C VHF R1 100-Watt PA Parts List
- HLD6032B/HLD6066B VHF 25-Watt PA Schematic
- HLD6032B/HLD6066B VHF 25-Watt PA Component Location Diagram, Side 1
- HLD6032B/HLD6066B VHF 25-Watt PA Component Location Diagram, Side 2
- HLD6032B VHF R2 25-Watt PA Parts List
- HLD6066B VHF R1 25-Watt PA Parts List
- HLE6062B and HLE6071B UHF 25-Watt PA Schematic
- HLE6062B UHF 25-Watt PA Component Location Diagram, Side 1
- HLE6062B UHF 25-Watt PA Component Location Diagram, Side 2
- HLE6062B VHF R2 25-Watt PA Parts List
- HLE6043C, HLE6044C, and HLE6049B UHF 40-Watt PA Schematic
- HLE6043C, HLE6044C, and HLE6049B UHF 40-Watt PA Component Location Diagram, Side 1
- HLE6043C, HLE6044C, and HLE6049B UHF 40-Watt PA Component Location Diagram, Side 2
- HLE6043C UHF R3 40-Watt Parts List
- HLE6044C UHF R4 40-Watt PA Parts List
- HLE6049B UHF R1 40-Watt PA Parts List
- HLE6039C, HLE6040C, and HLE6051C UHF 100-Watt PA Schematic
- HLE6039C, HLE6040C, and HLE6051C UHF 100-Watt PA Component Location Diagram, Side 1
- HLE6039C, HLE6040C, and HLE6051C UHF 100-Watt PA Component Location Diagram, Side 2
- HLE6039C UHF R3 100-Watt PA Parts List
- HLE6040C UHF R4 100-Watt PA Parts List
- HLE6051 UHF R1 100-Watt PA Parts List
- HLF6078B 800 MHz 15-Watt PA Schematic
- HLF6078B 800 MHz 15-Watt PA Component Location Diagram, Side 1
- HLF6078B 800 MHz 15-Watt PA Component Location Diagram, Side 2
- HLF6078C 800MHz 15-Watt PA Parts List
- HLF6077D 800 MHz 35-Watt PA Schematic
- HLF6077D 800 MHz 35-Watt PA Component Location Diagram, Side 1
- HLF6077D 800 MHz 35-Watt PA Component Location Diagram, Side 2
- HLF6077D 800MHz 35-Watt PA Parts List
- 7.4 ASTRO Spectra Plus VOCON Section
- Appendix A Secure Modules
- Appendix B Replacement Parts Ordering
- Glossary
- Back cover
- Chapter 7: Schematics, Component Location Diagrams, and Parts Lists: ASTRO Spectra Plus VOCON Section
- ASTRO Digital Spectra and Spectra Plus UHF/VHF/800 MHz Mobile Radios Detailed Service Manual

7-8 Schematics, Component Location Diagrams, and Parts Lists: RF Section
July 1, 2002 68P81076C25-C
Notes:
1. For optimum performance, order replacement diodes, transistors, and circuit
modules by Motorola part number only.
2. When ordering crystals, specify carrier frequency, crystal frequency, crystal
type number, and Motorola part number.
3. Part value notations:
p=10
-12
n=10
-9
µ=10
-6
m=10
-3
k=10
3
M=10
6
4. ITEM refers to the component reference designator.
5. The RF Board Kits use a 6-layer printed circuit board.
R316 0611077A94 6.8k
R317 0611077A43 51
R318 0611077A01 0
R319 - - - - - Not Placed
R320 0611077A26 10
R325 - - - - - Not Placed
R350 0611077A58 220 (VHF and 800MHz Bds)
or 0611077A58 120 (UHF Bd)
R351 0611077A26 10 (VHF and 800MHz Bds)
or 0611077A36 27 (UHF Bd)
R353 0611077A78 1.5k
R354 0611077A28 12
R355 0611077A01 0 (VHF and 800MHz Bds)
or 0611077A98 10k (UHF Bd)
R356 0611077A38 33 (VHF and 800MHz Bds)
or 0611077A52 120 (UHF Bd)
R357 0611077A98 10k
R358 0611077A10 2.2 (Placed on VHF and 800MHz
Bds Only)
R602 0611077A43 51
R607 0611077A74 1k
R608 0611077A98 10k
R609 0611077A62 330
R610 0611077A43 51
R611 0611077B31 220k
R612 0611077B31 220k (Placed on UHF Bd only)
R613 0611077B11 33k
R614 0611077A90 4.7k
R615 0611077B47 1M
R616 0611077B07 22k (VHF Bd)
or 0611077B01 12k (UHF Bd)
or 0611077A98 10k (800MHz Bd)
R617 0611077B11 33k
R618 0611077A28 12
R620 0611077A74 1k
R622 0611077A74 1k
R623 0611077A26 10
R624 0611077A98 10k (VHF Bd)
or 0611077A90 4.7k (UHF and 800MHz Bds)
R625 0611077B07 22k (VHF Bd)
or 0611077A96 8.2k (UHF Bd)
or 0611077A78 1.5k (800MHz Bd)
R626 0611077B23 100k
R627 0611077A90 4.7k (VHF Bd)
or 0611077A82 2.2k (UHF Bd)
or 0611077A80 1.8k (800MHz Bd)
R628 thru 630 0611077A78 1.5k
R631 0611077B47 1M
R633 0611077B21 82k
R634 1880273N01 Potentiometer
R635 0611077B23 100k
ITEM
MOTOROLA
PART NUMBER
DESCRIPTION
R637 0611077B31 220k (VHF and UHF Bds)
or 0611077B47 1M (800MHz Bd)
R638, 639 0611077A98 10k
R640 0611077B31 220k (VHF and UHF Bds)
or 0611077B47 1M (800MHz Bd)
R641 0611077A43 51
R642 0611077A98 10k
R645 0611077B47 1M
R646, 647 0611077A98 10k
R648 - - - - - Not Placed
R653 0611077B11 33k
INTEGRATED CIRCUIT
MODULE: See Note 1.
U301 5105835U90 Hybrid, ABACUS (800MHz Bd)
U302 5105469E90 5V Regulator
U600 5180291B09 Reference Oscillator; 16.8MHz
(VHF and UHF Bds)
or 5180291B11 Reference Oscillator; 16.8MHz
(800MHz Bd)
U601 5180057S09 Prescaler
U602 5180057S10 Synthesizer
CRYSTAL: See Note 1.
Y350 9180084M01 109.65MHz
MISCELLANEOUS:
2605256X01 Shield, Filter
7580094M06 Pad, VF Shock
8405884V02 Circuit Board
ITEM
MOTOROLA
PART NUMBER
DESCRIPTION
LAYER 1 (L1)
LAYER 2 (L2)
LAYER 3 (L3)
LAYER 4 (L4)
INNER LAYERS
LAYER 5 (L5)
LAYER 6 (L6)
MAEPF-18827-A
SIDE 1
SIDE 2
6-LAYER CIRCUIT BOARD DETAIL VIEWING
COPPER STEPS IN PROPER LAYER SEQUENCE