Theory of Operation
: Controller
3-23
3.2.1.3 Controller Electrical Architecture
An overview of the Controller electrical architecture is shown in
Figure 3-14
below. The major
components and electrical interfaces are shown.
Figure 3-14. Controller Electrical Overview
The functional blocks of the controller are:
• DC Distribution
• Clock Sources
• Processor / Memory
• CPLD
• Audio – Internal and External
• MAKO
• User Interfaces
GPS/ BT Chipset
(TINL5500)
FLASH
64MB
SDRAM
32MB
Keypad /
Switches
Front
Display
SoSSI
Keypad
EMIFF
EMIFS
UART 2
12C
Lighting
Controller
CPLD
EMIFS
32 kHz Clk
Side
Conn -
GCAI
Radio
Battery
Accessory
Audio
MAKO IC
SPI
Codec
Dual
Microphones
Main
Speaker
Main Board
Keypad
UI
GCAI
Class D
Audio PA
RF Section
GPIO
SPI
SSI
SPI
USB / UART
Audio SSI 1
OMAP 1710
Processor
+
-
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......