Harman Kardon AVR 3550 Service Manual page 6

n Block Diagram
DZFL1
LOUT1+
SCF
LOUT1-
DZFR1
ROUT1+
SCF
ROUT1-
DZFL2
LOUT2+
SCF
LOUT2-
DZFR2
ROUT2+
SCF
ROUT2-
DZFL3
LOUT3+
SCF
LOUT3-
DZFR3
ROUT3+
SCF
ROUT3-
Audio
I/F
DAC
DATT
DAC
DATT
DAC
DATT
DAC
DATT
DAC
DATT
DAC
DATT
AK4356
XTI
XTO
MCLK
MCKO
LRCK
LRCK
BICK
BICK
CS
Control
CCLK
Register
CDTI
LRCK
BICK
SDTI1
SDOUT1
SDTI2
SDOUT2
SDTI3
SDOUT3
Controller
AC3