
August 16, 2007
6816985H01-B
3.4-4
700/800 MHz Radio Power:
B+ and +5V Routing for VOCON
lists the supply voltages and the circuits that use these voltages.
Table 3.4-1. Power Supply Configuration for VOCON Section
Supply
Name
Output Voltage
Supply Type
Unprogrammed
Output Voltage
Circuits Supplied
6V - 9V
7.5V (nominal)
Battery
N/A
• Mechanical Switch
• Power Switch
• Secure Mode
SW_B+
6V - 9V
7.5 (nominal)
Battery
N/A •
VSW1Driver
• Audio Power Amplifier
• DC Power Supply to RF
section
• MAKO IC
• Secure Module
VCC5
5V
Switching regulator
software
programmable
N/A
• Smart battery circuitry
• Int./Ext. MIC Bias
• Display LEDs
VSW1
3.6V
Switching regulator
Software
programmable
N/A
• 3V regulators (RF)
• MAKO VSW2 Input
V1.875
1.875V dc
Switching regulator
Software
programmable
1.75V dc
• Dual-core processor’s
external memory
interface
• FLASH IC
• SRAM
V1.55
1.55V dc
Switching regulator
Software
programmable
1.55V dc
• Dual-core processor
core
V2.9
2.9V dc
Switching regulator
Software
programmable
2.775V dc
• Dual-core processor’s
I/O ring
• Digital support circuitry
• Display
• 16.8MHz buffer
• 32.768kHz buffer
Summary of Contents for ASTRO MT 1500
Page 4: ...iv Table of Contents August 16 2007 6816985H01 B Notes ...
Page 164: ...August 16 2007 6816985H01 B 5 6 Troubleshooting Procedures Operational Error Codes Notes ...
Page 188: ...August 16 2007 6816985H01 B 6 1 24 VHF Troubleshooting Charts Secure Hardware Failure Notes ...
Page 212: ...August 16 2007 6816985H01 B 6 2 24 UHF1 Troubleshooting Charts Secure Hardware Failure Notes ...
Page 236: ...August 16 2007 6816985H01 B 6 3 24 UHF2 Troubleshooting Charts Secure Hardware Failure Notes ...
Page 710: ...9 2 40 UHF1 Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Page 806: ...9 5 32 900MHz Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Page 816: ...Index 4 August 16 2007 6816985H01 B Notes ...
Page 817: ......