Sony HCD-EH25 - Page 28

HCD-EH25/EH26
28
IC105 WM8727GED/RV
OUT1
VCC
OUT2
IN2
PRE GND
IN1
P. P.
STANDBY
2
FILTER
1 3 4 5 6 7 8 11 13
POWER GND
109 12
PRE
DRIVE AMP
INPUT
AMP
STANDBY
SWITCH
THERMAL
SHUT DOWN
PROTECTOR
POP NOISE
PREVENTION
CIRCUIT
REFERENCE
AMP
RIPPLE
FILTER
OUTPUT
AMP
PRE
DRIVE AMP
INPUT
AMP
OUTPUT
AMP
– MAIN Board –
IC301 LA4631-E
1DIN
8VOUTL
7VDD
6GND
5VOUTR
2BCKIN
3LRCIN
4MCLK
SERIAL
INTERFACE
MUTING
MUTING
DIGITAL
FILTERS
RIGHT
DAC
LEFT
DAC
LOW PASS
FILTER
LOW PASS
FILTER
SIGMA-DELTA
MODULATOR
SIGMA-DELTA
MODULATOR
1EN
2GND
3FLG
4IN
5OUT
GATE
CONTROL
UVLO
THERMAL
SHUTDOWN
CURRENT
LIMIT
FLAG
DELAY
IC103 R5523N001B-TR-F
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