RCA RDR9000

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Contents
Document Information ............................................................................................................ 1
1. Introduction ......................................................................................................................... 2
2. Product Controls ................................................................................................................. 3
3. Baseband Section ............................................................................................................... 5
3.1 Power Section ........................................................................................................... 5
3.1.1 Power Block Diagram ...................................................................................... 5
3.1.2 Working Principle ............................................................................................ 6
3.2 Control Section .......................................................................................................... 7
3.2.1 Major Features ................................................................................................ 7
3.2.2 Baseband Block Diagram ................................................................................ 8
3.2.3 OMAPL-138 Reset .......................................................................................... 9
3.2.4 External Memory ............................................................................................. 9
3.2.5 Interface Distribution ..................................................................................... 10
3.2.5.1 PLL Interface ....................................................................................... 10
3.2.5.2 IF Processor Interface ......................................................................... 10
3.2.5.3 DAC Interface ...................................................................................... 10
3.2.5.4 RTC Interface ...................................................................................... 10
3.2.5.5 MAC Interface ...................................................................................... 11
3.2.5.6 USB Interface ....................................................................................... 11
3.2.5.7 Control Head Interface ......................................................................... 11
3.2.5.8 GPIO Interface ..................................................................................... 11
3.2.5.9 JTAG Interface ..................................................................................... 11
3.2.5.10 Rear Board Interface .......................................................................... 11
3.2.6 Clock ............................................................................................................. 12
3.3 Audio Section .......................................................................................................... 13
3.3.1 Audio Scheme ............................................................................................... 13
3.3.2 Audio Codec .................................................................................................. 14
3.3.3 Audio PA ........................................................................................................ 16
RDR9000 Service Manual