Multi-Channel Decoding Module '98; Block Diagram - Marantz SR3000 Service Manual

BLOCK-DIAGRAM

MULTI-CHANNEL DECODING MODULE '98

OPT IN
COAX IN 1
S/P-DIF
COAX IN 2
Transceiver
LC8904Q
COAX OUT
IIS-20
S/P-DIF
L3
Micro-
controller
P83C654
Signals
Control
Digital Audio
Analog Audio
Supply
9-3
DUET
DSP
SAA2505H
I2C
L3
3V3 Stab
LF33CV
Terms
DUET: Philips Dual Core DSP
DSP: Digital Signal Processor
DAC: Digital to Analog Converter
ADC: Analog to Digital Converter
CODEC: Combined ADC and DAC
S/P-DIF: Sony/Philips Digital Interface
Transceiver: Transmitter/Receiver
IIS-20: Inter-IC Sound (20 bit)
I2C: Inter-IC Communication
L3 : 3-line Communication
OP-AMP: Operational Amplifier
Stab: Stabiliser
DMIX: Downmix
OPTO: Optical Connector
COAX: Cinch Connector
IIS-20 (Ls-Rs)
IIS-20 (C-SW)
IIS-20 (L-R)
L3
+3V3
+12V
-12V