2
KAC-PS4D/X4R
BLOCK DIAGRAM
ISO A
RCA IN AL
VR
AMP
SE to DIF
ADC Ach
SE to DIF
ISO A
AMP
VR
SE to DIF
SE to DIF
ISO A
ISO A
AMP
AMP
VR
VR
ADC Bch
RCA IN AR
RCA IN BR
RCA IN BL
DSP
IC1
IC307
15V
15V
15V
5V,3.3V
DRIVER
PWR FET
FILTER
DRIVER
PWR FET
FILTER
DRIVER
DRIVER
PWR FET
PWR FET
FILTER
FILTER
FEEDBACK, DPSC, ADCS
OVERCURRENT DETECTION
SP OUT AL
SP OUT AR
SP OUT BL
SP OUT BR
HV,
15V
12V,5V,3.3V,1.8V
L/R
DAC
12V REG
E2PROM
CURRENT
DETECTOR
DETECTOR-1
VOLTAGE
TEMPERATURE
DETECTOR
DETECTOR
OUTPUT DC
5V-3V
INTERFACE
RCA OUT
L/R
ROTARY
ENCODER
DETECTOR
PCON
RESET IC
REG
3.3V SW
P/S FDFWD
DAC
ADC
DSP
USB
ANTI PUMP
FEED BACK
SPDIF
REG
1.8V SW
DSP
A5V REG
D5V REG
DAC
ADC
P/S FDFWD
FEED BACK
SPDIF
ANTI PUMP
FINAL
FINAL
FEED BACK
ANTI PUMP
+HV REG
HV REG
CONTROL
PWM
LC
FILTER
FUSE
GND
BATT14.4V
REG
BU5V
SWITCH
SLIDE
FL
DRIVER
FL
P/S FDFWD
FEED BACK
SE to DIF
ISO AMP
FINAL
ANTI PUMP
MICRO
VOLTAGE
DETECTOR-2
COMPUTER
MICRO
REG
+14.5V SW
5V, 3.3V
IC900
15V REG
IC310
IC511
IC510
IC503
IC500
IC512
IC705
Q911
IC101,102,201,202
ON/OFF CONTROL
TRANSFORMER*2