Sony CDX-GT610U Service Manual page 30

CDX-GT610U/GT616U/GT617UE
• IC BLOCK DIAGRAMS
IC601 BA8271F-E2 (MAIN Board (1/3))
BUS ON
BUS ON
1
SWITCH
RESET
RST 2
SWITCH
BATTERY
BATT 3
SWITCH
CLK 4
VREF 5
DATA 6
GND 7
IC401 BD3442FS-E2 (MAIN Board (2/3))
BUS-RCH 1
100k
BUS-LCH 2
INPUT INPUT
100k
SELECTOR GAIN
TU-RCH 3
100k
TU-LCH
4
100k
CD-RCH 5
100k
CD-LCH 6
100k
AUX-RCH 7
250k
AUX-GND 8
250k
AUX-LCH
9
250k
DS3-L 10
DS1-L
11
DS2-L 12
EBIAS 13
DS2-R 14
DS1-R 15
DS3-R 16
CDX-GT610U/GT616U/GT617UE
VCC
14
13 RESET
12 BUS ON
11 CLK IN
10 BU IN
9 DATA IN
8 DATA OUT
VCC2
VOLUME1 TREBLE VOLUME2
/MUTE /BASS
I2C
/MIDDLE
BUS
LOGIC
VCC
FADER
EFFECT
FADER
FADER
FADER
FADER
LPF
FADER
SPECTRUM
ANALYZER
IC50 TDA7333013TR (MAIN Board (2/3))
VDDA 1
2
REF3
REF2 3
REF1 4
VSS 5
TM 6
VDDD 7
RESETN 8
32 F2L
31 GND
IC802 BD9778HFP (MAIN Board (3/3))
30 SDA
29 SCL
28 MUTE
27 VCC
26 OUT-FR
25 OUT-FL
24 OUT-RR
23 OUT-RL
22 SUBOUT-R
21 SUBOUT-L
20
ADJ
19 SAOUT
18 SADA
17 SACLK
30 30
3
BAND PASS SINC4
INTERPOLATOR
FILTER FILTER
SDAOUT
RAM
SDAIN
RDS
RDSREG
BUFFER
2
INTN I C/SPI SCK
DEMODULATOR &
&
SPI
INTERFACE
SYNCHRONIZATION
CONTROL
TESTREG
LOGIC
2
VIN
TSD
DRIVER
RESET
LATCH
CURRENT
LIMIT
PWM
VREF
COMPARATOR
OSC
ERROR
AMP
SOFT
VREF
START
1 2 3 4 5 6
VIN SW PB GND INV RT
SIGMA DELTA
16 MPX
CONVERTER
15 INTN
14 CSN
TEST LOGIC
13 SA_DATAOUT
&
12 SDA_DATAIN
PIN MUX'S
11 SCL_CLK
10 XTO
OSCILLATOR
9 XTI
ON/OFF
L:OFF
H:ON
7
EN