Motorola APX 2000 Detailed Service Manual

List of Figures xiii
Figure 6-17. CS Waveform...................................................................................................................... 6-18
Figure 6-18. I2C Bus – SCA Waveform .................................................................................................. 6-19
Figure 6-19. I2C Bus – SCA 5V Waveform ............................................................................................. 6-20
Figure 6-20. I2C Bus – SDA Waveform .................................................................................................. 6-21
Figure 6-21. 1-Wire Waveform ................................................................................................................ 6-22
Figure 6-22. GCAI – GPIO0 Waveform................................................................................................... 6-23
Figure 6-23. GCAI – GPIO4 Waveform................................................................................................... 6-24
Figure 6-24. USB – D- Waveform ........................................................................................................... 6-25
Figure 6-25. USB – D+ Waveform........................................................................................................... 6-26
Figure 6-26. SDRAM – CLK Waveform................................................................................................... 6-27
Figure 6-27. SDRAM – CLKX Waveform ................................................................................................ 6-28
Figure 6-28. FLASH CONTROL – ADV Waveform ................................................................................. 6-29
Figure 6-29. FLASH CONTROL – CS3 Waveform ................................................................................. 6-30
Figure 6-30. FLASH CONTROL – OE Waveform ................................................................................... 6-31
Figure 6-31. FLASH CONTROL – RDY Waveform................................................................................. 6-32
Figure 6-32. FLASH CONTROL – WE Waveform................................................................................... 6-33
Figure 6-33. Received Baseband Waveforms.........................................................................................6-34
Figure 8-1. Transceiver (RF) Mainboard Overall Schematic................................................................. 8-29
Figure 8-2. Controller Mainboard Circuit .............................................................................................. 8-30
Figure 8-3. DC Circuit ........................................................................................................................... 8-31
Figure 8-4. Receiver Back End Circuit .................................................................................................. 8-32
Figure 8-5. Receiver Front End Circuit.................................................................................................. 8-33
Figure 8-6. ANTSWI Circuit................................................................................................................... 8-34
Figure 8-7. Automatic Level Control Circuit........................................................................................... 8-35
Figure 8-8. Receiver Back End Circuit .................................................................................................. 8-36
Figure 8-9. Trident Frequency Generation Unit..................................................................................... 8-37
Figure 8-10. Buffer Frequency Generation Unit ...................................................................................... 8-38
Figure 8-11. Power Amplifier................................................................................................................... 8-39
Figure 8-12. Transmitter HFCircuit.......................................................................................................... 8-40
Figure 8-13. Receiver VCO Circuit.......................................................................................................... 8-41
Figure 8-14. Transmitter VCO Circuit...................................................................................................... 8-42
Figure 8-15. CPLD Circuit ....................................................................................................................... 8-43
Figure 8-16. OMAP User Interface Circuit............................................................................................... 8-44
Figure 8-17. Memory Interface Circuit..................................................................................................... 8-45
Figure 8-18. Audio Circuit ....................................................................................................................... 8-46
Figure 8-19. MAKO/DC Distribution Circuit ............................................................................................. 8-47
Figure 8-20. Serial Interface Circuit......................................................................................................... 8-48
Figure 8-21. RF Interconnects Circuit ..................................................................................................... 8-49
Figure 8-22. Controller Circuit ................................................................................................................. 8-50
Figure 8-23. Display/Keypad Lighting Control Circuit.............................................................................. 8-51
Figure 8-24. LCD and Keypad Connector Circuit....................................................................................8-52
Figure 8-25. GCAI MACE BT Interconnect Circuit .................................................................................. 8-53
Figure 8-26. GPS Circuit ......................................................................................................................... 8-54
Figure 8-27. Transceiver (RF) Board Layout – Top Side ........................................................................ 8-55
Figure 8-28. Transceiver (RF) Board Layout – Bottom Side ................................................................... 8-56
Figure 8-29. Transceiver (RF) Mainboard Overall Schematic................................................................. 8-90
Figure 8-30. Controller Mainboard Circuit .............................................................................................. 8-91
Figure 8-31. DC Circuit ........................................................................................................................... 8-92
Figure 8-32. Receiver Back End Circuit .................................................................................................. 8-93
Figure 8-33. Receiver Front End Circuit.................................................................................................. 8-94
Figure 8-34. ANTSWI Circuit................................................................................................................... 8-95
Figure 8-35. Automatic Level Control Circuit........................................................................................... 8-96
Figure 8-36. Receiver Back End Circuit .................................................................................................. 8-97
Figure 8-37. Frequency Generation Unit Circuit – 1 of 2......................................................................... 8-98

Motorola APX 2000 Specifications

General

IP Rating	IP67
Operating Temperature	-30°C to +60°C
GPS	Optional
Bluetooth	No
Frequency Range	700/800 MHz
Power Output	1-5 W (VHF), 1-3 W (700/800 MHz)
Channels	Up to 1, 000
Battery Life	Up to 10 hours (digital)
Digital Protocol	APCO P25
Frequency	VHF: 136-174 MHz, UHF: 380-470 MHz, 700/800 MHz: 764-870 MHz
Power	1-3W (700/800 MHz), 1-5W (VHF)