Operating instructions

vi
2.8 Keypad Module...............................................................................................5-8
2.9 Display Module ...............................................................................................5-8
2.10 Audio...............................................................................................................5-9
2.11 Troubleshooting Charts ................................................................................5-11
Troubleshooting Flow Chart for Controller (Sheet 1 of 2) .....................................5-11
Troubleshooting Flow Chart for Controller (Sheet 2 of 2) .....................................5-12
2.12 Controller Schematics ..................................................................................5-13
Complete Controller Schematic Diagram..............................................................5-13
MAKO-Controller Schematic Diagram ..................................................................5-14
Complete Controller Microprocessor Schematic Diagram....................................5-15
Controller Memory Schematic Diagram................................................................5-16
Controller Audio and Digital Interface Schematic Diagram...................................5-17
Controller Power Management Block Schematic Diagram (for 8478056A01).....5-18
Controller Line Regulators for GPS Schematic Diagram......................................5-19
Controller LCD and Speaker Interface Schematic Diagram (for 8478056A01) ....5-20
Controller UC Interface Schematic Diagram (for 8478056A01)............................5-21
Controls and Switches Schematic Diagram (for 8478056A01).............................5-22
Section 6 800/900 BAND (806–941 MHz) Information ....................... 6-1
1.0 Transmitter...........................................................................................................6-1
1.1 General...........................................................................................................6-1
2.0 Receiver ...............................................................................................................6-4
2.1 Receiver Front-End.........................................................................................6-4
2.2 Receiver Back-End.........................................................................................6-5
3.0 Frequency Generation Circuitry ...........................................................................6-5
3.1 Synthesizer.....................................................................................................6-6
3.2 VCO - Voltage Controlled Oscillator ...............................................................6-6
4.0 Global Positioning System (GPS) Receiver .........................................................6-7
5.0 Circuit Board/Schematic Diagrams and Parts List ...............................................6-9
Main Board Top Side PCB No. 8478056A01..........................................................6-9
Main Board Bottom Side PCB No. 8478056A01...................................................6-10
Complete Radio Schematic Diagram....................................................................6-11
Complete RF Schematic Diagram ........................................................................6-12
Complete Transmitter Schematic Diagram...........................................................6-13
Transmitter Schematic Diagram ...........................................................................6-14
Harmonic Filter and Antenna Switch Schematic Diagram ....................................6-15
Complete Receiver Schematic Diagram...............................................................6-16
Receiver Front End Schematic Diagram...............................................................6-17
Receiver Back End Schematic Diagram...............................................................6-18
Complete Frequency Generating Unit Schematic Diagram..................................6-19
Synthesizer Schematic Diagram...........................................................................6-20
Voltage Controlled Oscillator Schematic Diagram...............................................6-21
GPS Block Schematic Diagram ............................................................................6-22
Radio Parts List (8478056A01).............................................................................6-23