Sony CDX-GT454US Service Manual page 24

CDX-GT450U/GT454US
IC601 BD9070FP-E2 (MAIN Board (2/3))
VREGB 1
VIN 2
NCO 3
NCO 4
PGND 5
GND 6
TAB 26
RT 7
SYN/EN 8
HSDCTL 9
FLG 10
NCO 11
HSDSW 12
HSDSW 13
IC001 TEF6617T/V1/S470,518 (MAIN Board (3/3))
AMRFIN 1
AMRFDEC 2
FMIN2 3
FMIN1 4
GNDRF 5
VCC2 6
AMRFAGC 7
LOUT 8
ROUT 9
GNDAUD 10
AMIFAGC2 11
MPXIN 12
MPXOUT 13
RSSI 14
XTAL2 15
XTAL1 16
24
PWM
+
R
–
DRV
DRV
LOGIC
SLOPE
S
OSC
SYNC
VREG
CHARGE
PUMP
CONTROL
LOGIC
UVLO,
OCD
TSD,
HSD UVLO
AM
TUNER
FM
TUNER
DEMODULATOR
STEREO DECODER
OUTPUT
SOFT MUTE
NOISE BLANKER
IMPROVEMENT
BANDWIDTH
+
+
–
ERR
SCP
UVLO, TSD, SOFT
OVP, OCP, SCP START
OVP
VREF
UVLO UVLO
TSD TSD
HSD UVLO
RDS
AND
DECODER
PLL
TUNING
SYSTEM
HIGH CUT
POWER
SUPPLY
SIGNAL
CONTROL
CONTROL
I2C BUS
25 PVIN
24 PVIN
OCP 23 NCO
+
OCP
–
22 SW
21 SW
20 NCO
27 TAB
19 FB
18 INV
+
–
SCP
OVP
–
17 OVP
+
16 VDD
15 VDD
HSD
14 NCO
UVLO
–
+
32 AMSELOUT2
31 AMSELOUT1
30 AMIFAGC1
29 AMSELIN2
AMSELIN1
28
27 DAV N
26 PLLREF
25 PLL
24 VCODEC
GND
23
22 VCC1
21 VREGSUP
20 VREF
SDA
19
18 SCL
GNDD
17