Marantz HD-DAC1 - BLOCK DIAGRAM

T901
MCK: 22.5792MHz/24.576MHz
PCM (IIS)
MUTE/GAIN
2014/8/5
PCM (IIS)
Q958
IC42
IC61
IC64
IC63
IC57
IC58
IC51
IC52
IC53
IC54
FL81
IC32
IC31
IC23
IC21
IC14
IC12
IC11
IC22
IC46
T902
IC96
AUDIO UNIT
LED
FRONT UNIT
H/P Vol.
GND
COAX
IN
OPT
IN 1
SPDIF COAX
SPDIF OPT
RC5F
GND
LED
POWER
U
NIT
FLD (GP1261AI)
Key LED
H/PJack
ANALOG
FIXED OUT
USB
Type B
Clock
26MHz
SYSTEM uCOM - USB Type A
RC5F
USB/iPod
SYSTEM uCOM - DIR
Key
LED
Clock
16MHz
EXT. Digital IN/OUT UNIT
RC5
MCK
SPI
FLASH
SW
22.5792
MHz
SW
USB DAC
DSP
(TMS320C6748)
GND
Isolator
SYSTEM uCOM - USB Type B
USB Type A
Clock
30.00
MHz
Standby Control
RC-5
IN/OUT
RC-5
INT/EXT
Front IR
sensor
(RC5)
System
uCOM
Audio
+15V
Audio
-15V
HDAM
+14V
HDAM
-14V
Isolator
MCK
BCK_DSDCLK
LRCK_DSDR
SDA_DSDL
CLK
EEPROM
K24C16BSIRGA
Timing Gen
PLD
(EPM240T100C5N).
DSD/PCM
Selector
74LCX157FK
Muting
High Quality
Head Phones AMP
Jitter
Remover
CS2000
Clock
48MHz
USB-A
(uPD63530)
PCM (IIS)
Muting
Muting
HDAM+
HDAM
SA2
LPF
GND
GND
SPDIF OPT
OPT
IN 2
PCM (IIS)
AUDIO ＤＡＣ
(CS4398)
HDAM+
HDAM
SA2
LPF
Muting
Relay
iPod Certificate
MFI337S3959
System uCOM
STM32F101ZE
DIR (PCM9211)
Isolator
24.576
MHz
Clock 24.576MHz
PCM (IIS)
HP Amp
-18V
HP Amp
+18V
GND GND
Muting
Muting
ANALOG
VARIABLE
DSD
GND
AUX
IN
AUX IN (L/R)
USBB3.3V
+5.0V
Power Relay
Standby
Sub Transformer
+3.3ST
uCOM
EI Transformer
Power
R
elay
+42V_F
+5.0V_USB
MOTER5V
+5V_D
USBB1.8V
USBB1.2V
+3.3V_USBA
+3.3V_D
IC91
+3.3V
Q905
+42V
IC92
+5.0V
IC93
+5.0V
IC95
+3.3V
IC94
+3.3V
Q104
SW
IC15
+1.8V
IC16
+1.2V
IC41
IC56
IC55
Isolator
IC98
+5.0V
IC99
+3.3V
Q955
BLOCK DIAGRAM
50