Sony CDX-R5515X Service Manual page 37

IC401 TDA7419TR (MAIN Board (1/2))
MIX
HPF
ACOUTR 1
ACINR
2
ACINL 3
ACOUTL
4
BUSS
MIDDLE
AC2INL 5
6
AC2INR
TREBLE
SOFTSTEP
VOLUME
SOFT
MUTE
LOUDNESS
IN GAIN
AUTO ZERO
SE2L 7
SE2R 8
SE1L 9
INPUT
SE1R 10
MULTIPLEXER
11
DIFFL
DIFFG 12
DIFFR 13
CREF
14
MIX
HPF
SUBWOOFER
L.P.F
SUPPLY
CDX-R5515X/R5610/R6550
28 OUTRR2
27
VREF
26 SAOUT
SPECTRUM
ANALYZER
25 SAIN
24
VDD
23 SDA
22
SCL
21 MUTE
20 OUTLF
19
OUTLR1
18 OUTRR1
17
OUTRF
16
OUTLR2
15 GND
37