Motorola HT1250-LS+ - Safety Information and Battery Handling; Product Safety and RF Exposure Compliance; Battery Information and Charging

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4.8 Removing and Reinstalling the Circuit Board.........................................................4-6
4.9 Power Up Self-Test Error Codes............................................................................4-6
4.10 200 MHz Troubleshooting Charts ..........................................................................4-8
4.11 700 MHz Troubleshooting Charts ........................................................................4-14
4.12 PassPort Trunking Troubleshooting Chart...........................................................4-20
4.13 Keypad Troubleshooting Chart ............................................................................4-21
Chapter 5 Schematic Diagrams, Overlays, and Parts Lists
5.1 Introduction ............................................................................................................5-1
5.1.1 Notes For All Schematics and Circuit Boards ..................................................... 5-1
5.2 Flex Layout.............................................................................................................5-2
5.2.1 Keypad/PassPort Controller Interconnect Flex Schematic.................................. 5-3
5.2.2 Keypad/PassPortController Interconnect Flex Parts List .................................... 5-3
5.2.3 Universal Flex Connector ................................................................................... 5-4
5.2.4 Universal Connector Flex Schematic .................................................................. 5-5
5.2.5 Universal Flex Connector Parts List.................................................................... 5-5
Figure 5-5. 200 MHz Main Board Bottom Side PCB 8486236Z06............................ 5-7
Figure 5-6. 200 MHz Main Board Top Side PCB 8486236Z06................................. 5-8
Figure 5-7. 200 MHz Receiver Front End Schematic Diagram................................. 5-9
Figure 5-8. 200 MHz Receiver I-F Schematic Diagram .......................................... 5-10
Figure 5-9. 200 MHz Frequency Synthesizer Schematic Diagram ......................... 5-11
Figure 5-10. 200 MHz Voltage Controlled Oscillator Schematic Diagram ................ 5-12
Figure 5-11. 200 MHz Transmitter and Power Control Schematic Diagram............. 5-13
Figure 5-12. 200 MHz Controller Block Diagram ...................................................... 5-14
Figure 5-13. 200 MHz Microprocessor Schematic Diagram ..................................... 5-15
Figure 5-14. 200 MHz Memory Schematic Diagram................................................. 5-16
Figure 5-15. 200 MHz ASFIC Schematic Diagram ................................................... 5-17
Figure 5-16. 200 MHz Audio Power Amplifier Schematic Diagram........................... 5-18
Figure 5-17. 200 MHz Control and Indicators Schematic Diagram........................... 5-19
Figure 5-18. 200 MHz Keypad/PassPort Board Interface Schematic Diagram......... 5-20
200 MHz Radio Parts List ................................................................................................5-21
Figure 5-19. 700 MHz Main Board Bottom Side PCB 8486220Z07.......................... 5-25
Figure 5-20. 700 MHz Main Board Top Side PCB 8486220Z07.............................. 5-26
Figure 5-21. 700 MHz Receiver Front End Schematic Diagram............................... 5-27
Figure 5-22. 700 MHz Receiver I-F Schematic Diagram .......................................... 5-28
Figure 5-23. 700 MHz Frequency Synthesizer Schematic Diagram ......................... 5-29
Figure 5-24. 700 MHz Voltage Controlled Oscillator Schematic Diagram ................ 5-30
Figure 5-25. 700 MHz Transmitter and Power Control Schematic Diagram............. 5-31
Figure 5-26. 700 MHz Controller Block Diagram ...................................................... 5-32
Figure 5-27. 700 MHz Microprocessor Schematic Diagram ..................................... 5-33
Figure 5-28. 700 MHz Memory Schematic Diagram................................................. 5-34
Figure 5-29. 700 MHz ASFIC Schematic Diagram ................................................... 5-35