Sony CDX-GT410U / CDX-GT414U Service Manual ▷ View online
25
25
CDX-GT410U/GT414U
CDX-GT410U/GT414U
4-8. SCHEMATIC DIAGRAM — KEY SECTION —
R901
R904
R978
R984
R983
R909
R850
R950
R910
Q882
Q881
Q883
R911
R849
R949
R951
R851
R912
R952
R852
R914
R915
R954
R962
R961
R943
R948
R946
R945
R906
R907
R908
R944
R902
R903
R977
R976
R975
R913
R982
R953
R881
R886
R883
R885
R884
IC972
R941
R942
R947
R841
R842
R843
R844
R845
R846
R847
R848
R853
R854
R861
R862
FB905
FB904
C905
FB902
FB901
FB903
S901
S902
S903
S904
LSW901(2/2)
LSW902(2/2)
S907
S908
S909
S910
S911
S912
S913
S914
S915
S906
R922
R921
C974
C975
C976
C977
C979
C982
C981
Q991
Q992
C992
C991
IC971
R971
FB906
FB907
R905
R882
R887
R888
R889
R994
R993
R995
LSW901(1/2)
LSW902(1/2)
R863
R864
FL901
RE901
CN901
CN902
J901
LED941
LED942
LED943
LED843
LED945
LED842
LED841
LED944
LED844
LED947
LED845
LED847
LED846
LED946
LED950
LED850
LED953
LED951
LED851
LED952
LED852
LED954
LED955
LED855
LED854
LED956
LED963
LED962
LED856
LED853
LED957
LED857
LED961
LED861
LED863
LED862
LED864
D971
R981
D904
D903
D908
D906
D907
D905
D951
D953
D955
LF901
RB901
R989
R988
(Page 22)
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26
CDX-GT410U/GT414U
CDX-GT410U/GT414U
• IC BLOCK DIAGRAMS
IC300 TDA8588AJ/N2/R1/M5 (AEP, UK MODEL) (MAIN Board (1/3))
IC300 TDA8588AJ/N2/R1 (RUSSIA MODEL) (MAIN Board (1/3))
IC300 TDA8588AJ/N2/R1 (RUSSIA MODEL) (MAIN Board (1/3))
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
BATTERY
DETECTION
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
OUT-FL-
OUT-FL+
OUT-RL-
OUT-RL+
IN-RL
S-GND
IN-RR
OUT-RR+
OUT-RR-
OUT-FR+
OUT-FR-
DIAG
ANT-REM
AMP-REM
SERVO5V
MECH6V
VP
B.UP+B
SDA
SCL
VP2
PGND3
SVR
IN-FL
IN-FR
BEEP
PGND2
VP1
STB
PGND1
RST
CRES
AUDIO8.3V
GND
PANEL+B
CBU
FL
RL
RR
VP
FR
I
2
C BUS
IC601 BA8271F-E2 (MAIN Board (1/3))
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
GND
VCC
RESET
BUS ON
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT
DATA
IC401 BD3442FS-E2 (MAIN Board (2/3))
1
2
BUS-RCH
100k
100k
100k
100k
100k
100k
250k
250k
250k
BUS-LCH
TU-RCH 3
4
TU-LCH
5
CD-RCH
6
CD-LCH
7
AUX-RCH
8
AUX-GND
9
AUX-LCH
10
DS3-L
11
DS1-L
12
DS2-L
13
EBIAS
14
DS2-R
15
DS1-R
16
DS3-R
26 OUT-FR
27 VCC
VCC
VCC2
28 MUTE
29 SCL
30 SDA
31 GND
32 F2L
INPUT
SELECTOR
VOLUME1
/MUTE
VOLUME2
I2C
BUS
LOGIC
TREBLE
/BASS
/MIDDLE
SPECTRUM
ANALYZER
FADER
25 OUT-FL
24 OUT-RR
23 OUT-RL
FADER
FADER
22 SUBOUT-R
21
20
SUBOUT-L
19
ADJ
18
SAOUT
17
SADA
SACLK
FADER
FADER
LPF
EFFECT
INPUT
GAIN
FADER
27
CDX-GT410U/GT414U
IC50 TDA7333013TR (MAIN Board (2/3))
VDDA
INTERPOLATOR
RAM
BUFFER
&
CONTROL
LOGIC
TEST LOGIC
&
PIN MUX'S
I
2
C/SPI
INTERFACE
BAND PASS
FILTER
SIGMA DELTA
CONVERTER
SINC4
FILTER
REF3
REF2
REF1
VSS
VDDD
RESETN
TM
1
MPX
16
CSN
SDAOUT
RDSREG
3
INTN
MPX
SINC4REG
SDAIN
SCK
SPI
TESTREG
SCK
SPI
TESTREG
14
2
3
4
5
6
7
8
INTN
15
SA_DATAOUT
13
SDA_DATAIN
12
SCL_CLK
11
OSCILLATOR
XTO
10
XTI
9
RDS
DEMODULATOR &
SYNCHRONIZATION
2
IC801 NJM2387ADL3 (MAIN Board (3/3))
IC802 NJM2387ADL3 (MAIN Board (3/3))
IC802 NJM2387ADL3 (MAIN Board (3/3))
1
2
3
4
5
CURRENT
LIMIT
THERMAL
PROTECTION
OVERVOLTAGE
PROTECTION
BANDGAP
REFERENCE
VIN
CONTROL
VOUT
VADJ
GND
28
CDX-GT410U/GT414U
IC803 BD9778HFP (MAIN Board (3/3))
1
2
3
4
5
CURRENT
LIMIT
PWM
COMPARATOR
ERROR
AMP
L:OFF
H:ON
H:ON
VREF
VIN
TSD
OSC
VIN
SW
PB
GND
INV
6
RT
7
EN
VREF
SOFT
START
ON/OFF
LATCH
DRIVER
RESET
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