2. FRONT, POWER & AMP BLOCK DIAGRAM
FRONT(VFD)
VFD
PT6315
SPI
Main PCB
Amp PCB
Front PCB
I2C
CS4353
I2S
From
DSP
CS4353
CS4353
2-89
2-90
SMPS
+3.7VA, +12V, +5.6V
+32/39V, +12V,-12V, +5.6V
+FL, -FL, VKK, +5.6V
AMP
FL/FR(2ch)
3.3V
32/39/12V
+ 12V
DAC
TAS5613
MC4580
C/W(2ch)
DAC
TAS5613A
MC4580
RL/RR(2ch)
DAC
TAS5613
MC4580
LPF