Sony CDX-GT454US Service Manual page 25

IC401 BD3467FV-E2 (MAIN Board (3/3))
BUS_LCH 1
BUS_RCH 2
TU_LCH 3
TU_RCH 4
AUX_LCH 5 ISO
GND
AMP
AUX_GND 6
ISO
GND
AUX_RCH 7 AMP
DP1 8 ISO
GND
AMP
DN 9
ISO
GND
DP2 10 AMP
EP1 11 ISO
GND
AMP
EN 12
ISO
GND
EP2 13 AMP
FP1 14
ISO
GND
AMP
FN1 15
FN2 16
ISO
GND
AMP
FP2 17
NCO 18
NCO 19
NCO 20
CDX-GT450U/GT454US
FADER FADER
BOOST ATT
FADER FADER
BOOST ATT
FADER FADER
BOOST ATT
FADER FADER
+
BOOST ATT
FADER FADER
+
BOOST ATT
FADER FADER
BOOST ATT
40 AU_OUT_SL
39 AU_OUT_SR
38 AU_OUT_RL
37 AU_OUT_RR
36 AU_OUT_FL
35 AU_OUT_FR
34 AU_IN_FR
33 AU_IN_FL
32 AU_IN_RR
31 AU_IN_RL
30 AU_IN_SUB
29 NCO
28 AU_OUT_LCH
27 AU_OUT_RCH
VCC
26 VCC (8.5V)
25 FIL
24 GND
23 I2C_SIO
I2C
BUS 22 I2C_SCK
LOGIC
21 MUTE
25