Motorola V975 - Page 5

©2005 Motorola, Inc.
Table of ContentsLevel 3 Service Manual
vDraft 1.0
RF GSM Transmitter ................................................................................................................ 3-6
BLUE MODULE IC (PRIMSYN GSM_TX) ....................................................................................................... 3-6
Figure 3-7. PRIMSYN (GSM TX) ............................................................................................................... 3-6
BLUE MODULE (ALGAE) ............................................................................................................................... 3-6
Figure 3-8. ALGAE MB (Transceiver) ........................................................................................................ 3-6
GSM PA (U800) ............................................................................................................................................... 3-7
Figure 3-9. Durango 9E3G (U800) ............................................................................................................ 3-7
RF WCDMA Receiver ............................................................................................................. 3-8
MC13820 (U001) ............................................................................................................................................. 3-8
BLUE MODULE (ONELife) .............................................................................................................................. 3-8
Figure 3-10. WCDMA LNA ......................................................................................................................... 3-8
Figure 3-11. ONELife ................................................................................................................................ 3-8
Harmony WCDMA_RX (U100) ......................................................................................................................... 3-9
Figure 3-12. Harmony WCDMA RX (U100) ................................................................................................ 3-9
RF WCDMA Transmitter ........................................................................................................ 3-10
Harmony WCDMA TX (U100) ......................................................................................................................... 3-10
Figure 3-13. Harmony WCDMA TX (U100) ............................................................................................... 3-10
MC13786 (U200) ........................................................................................................................................... 3-11
Figure 3-14. Rattler (U200) ...................................................................................................................... 3-11
WCDMA PA (U850) ....................................................................................................................................... 3-12
Figure 3-15. Durango 5W (WCDMA PA) ................................................................................................... 3-12
RF Interface .......................................................................................................................... 3-13
Harmony ....................................................................................................................................................... 3-13
Figure 3-16. RF Interface Block Diagram ................................................................................................ 3-13
Baseband Electrical (Digital) ................................................................................................ 3-15
POG (U1000) ................................................................................................................................................ 3-15
Figure 3-18. POG Block Diagram ............................................................................................................ 3-15
Graphics Accelerator ..................................................................................................................................... 3-15
Figure 3-19. GPU Interface ..................................................................................................................... 3-15
MMC/SD Flash Interface ............................................................................................................................... 3-16
Figure 3-20. MMC Interface ..................................................................................................................... 3-16
Keypad Interface ........................................................................................................................................... 3-16
Figure 3-21. Keyboard Interface .............................................................................................................. 3-16
POG Memory ................................................................................................................................................ 3-17
Figure 3-22. POG Memory ...................................................................................................................... 3-17
Power Supply Architecture ............................................................................................................................ 3-17
Table 3-1. Power Distribution 1 ................................................................................................................ 3-17
Table 3-2. Power Distribution 2 ................................................................................................................ 3-17
Clock Generation .......................................................................................................................................... 3-18
Figure 3-24. RTC Clock ........................................................................................................................... 3-18
Audio Circuits ....................................................................................................................... 3-19
PCAP (U3000) ............................................................................................................................................... 3-19
TX Audio ....................................................................................................................................................... 3-19
Figure 3-25. Internal Mic Path ................................................................................................................. 3-19
Figure 3-26. Headset Mic Path ................................................................................................................ 3-19
RX Audio....................................................................................................................................................... 3-20
Figure 3-27. RX Audio Block ................................................................................................................... 3-20
Figure 3-28. Handset Speaker Path ......................................................................................................... 3-20
Figure 3-29. Headset Speaker Path ......................................................................................................... 3-21