Vco Section - Motorola ASTRO Digital Spectra Service Manual

Uhf/vhf/800 mhz mobile radios
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xiv
List of Tables
Integrated Circuits Voltages ................................................................................................ 3-10
VOCON Board Address Bus (A) Pinouts ............................................................................ 3-29
VOCON Board Address Bus (HA) Pinouts.......................................................................... 3-30
VOCON Board Data Bus (D) Pinouts.................................................................................. 3-30
VOCON Board Data Bus (HD) Pinouts ............................................................................... 3-31
Table 3-6.
U204 (MCU) ........................................................................................................................ 3-32
U206 (SLIC) ........................................................................................................................ 3-33
VOCON U405 (DSP) .......................................................................................................... 3-35
VOCON U406 (ADSIC) ....................................................................................................... 3-36
Power-Up Self-Check Error Codes ....................................................................................... 4-2
Voltage by Location............................................................................................................... 4-5
Feedback Frequency Ranges ............................................................................................... 4-7
Standard Operating Bias ....................................................................................................... 4-9
ASTRO Spectra Plus Power-Up Self-Check Error Codes .................................................. 4-10
ASTRO Spectra Plus Standard Operating Bias .................................................................. 4-12
VCO Frequency .................................................................................................................. 4-15
Power Control DC Voltage Chart ........................................................................................ 4-23
LLA and 2nd Stage Typical Voltages................................................................................... 4-26
Table 4-10. DC Voltages and Input Power Chart ................................................................................... 4-30
Table 4-11. Power Control DC Voltage Chart ........................................................................................ 4-31
Table 4-12. Antenna Switch DC Voltage Chart ...................................................................................... 4-34
Table 4-13. LLA and Driver Typical Voltages ......................................................................................... 4-35
Table 4-14. DC Voltages and Input Power Chart ................................................................................... 4-39
Table 4-15. Power Control DC Voltage Chart ........................................................................................ 4-40
Table 4-16. LLA and Pre-Driver Typical Voltages .................................................................................. 4-43
Table 4-17. Power Control DC Voltage Chart ........................................................................................ 4-49
Table 4-18. LLA and 2nd Stage Typical Voltages................................................................................... 4-52
Table 4-19. DC Voltages and Input Power Chart ................................................................................... 4-58
Table 4-20. Power Control DC Voltage Chart ........................................................................................ 4-59
Table 4-21. Antenna Switch DC Voltage Chart ...................................................................................... 4-61
Table 4-22. LLA and Pre-Driver Typical Voltages .................................................................................. 4-62
Table 4-23. DC Voltages and Input Power Chart ................................................................................... 4-68
Table 4-24. Power Control DC Voltage Chart ........................................................................................ 4-68
Table 4-25. Antenna Switch DC Voltage Chart ...................................................................................... 4-71
List of Troubleshooting Charts .............................................................................................. 5-1
Table A-1.
ASTRO Digital Spectra Secure Modules...............................................................................A-1
Table A-2.
ASTRO Digital Spectra Plus Secure Modules.......................................................................A-1
Related Publications
ASTRO Digital Spectra and Digital Spectra Plus Model W3 User's Guide .................................. 68P81090C61
ASTRO Digital Spectra and Digital Spectra Plus Models W4, W5, W7, and W9 User's Guide ... 68P81090C62
ASTRO Digital Spectra Hand-Held Control Head User's Guide (Model W3)............................... 68P81073C25
ASTRO Digital Spectra (Model W4, W5, W7, and W9) User's Guide .......................................... 68P81074C80
ASTRO Digital Spectra Mobile Radios Dual Control Head Radio System Service Manual ......... 68P81091C78
ASTRO Spectra and Digital Spectra FM Two-Way Mobile Radios Installation Manual................ 68P81070C85
ASTRO Spectra Motorcycle Radios Supplemental Installation Manual ...................................... 68P80103W01
KVL 3000 User's Manual ..............................................................................................................68P81131E16
Spectra VHF VCO Section Detailed Service Manual Supplement............................................... 68P81074C48
Spectra High-Power Power Amplifier Detailed Service Manual Supplement ............................... 68P81077C25
Spectra Systems 9000 Control Unit Detailed Service Manual Supplement ................................. 68P81077C30
Spectra A5 and A7 Control Head Instruction Manual....................................................................68P81109C33
Spectra A4 Control Head Instruction Manual ...............................................................................68P81109C34
July 1, 2002
List of Tables
68P81076C25-C

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