Sony ICD-ST25 Service Manual page 26

ICD-ST25
HPL 15
MUTET 16
MOUT 17
MIN 18
RIN
19
LIN
20
VREF
21
VREF
26
IC3003 MM3111XWLE (MAIN BOARD)
1
SHUT
BIAS
2
BIAS
20k
3
IN+
4
IN-
IC3004 AK4566VN-L (MAIN BOARD)
14 13 12 11
AINL1
AINL2
IPGA
AINR1
AINR2
HP AMP
MOUT
VCOM
22 23 24 25
8
OUT-
20k
7
GND
6
VDD
5
OUT+
10 9 8
IPGA & ADC
ADC
HPF
AUDIO I/F
CONTROLLER
DAC
DAC BOOST DATT
CONTROL
REGISTER
26 27 28
7 BICK
6 MCLK
5
LRCK
4
CDTI
3
CCLK
2
CSN
1
PDN