Sony CDX-S2220 Service Manual ▷ View online
25
25
CDX-S2220
CDX-S2220
3-13. SCHEMATIC DIAGRAM — DISPLAY SECTION —
(Page 23)
R954
R939
R959
R949
R932
R933
R938
R958
R948
R953
R937
R957
R901
R902
R903
R904
R914
R905
R906
R915
R916
R907
R917
R908
R918
R909
R919
R920
R921
R945
R964
R965
R966
R972
R944
R987
R988
R989
R981
R982
R983
R911
R912
R913
R971
R994
R995
R996
R998
R973
CN901
R931
R924
D902
R984
R986
R985
D901
D981
C995
C991
C992
C993
R993
S900
S901
S902
S903
S904
S905
S906
S907
S908
S909
S910
S911
S912
S913
S914
S915
S916
S917
S918
S919
S920
S921
IC971
IC901
LCD901
LED931
R925
R926
LED932
LED900
LED951
LED912
LED910
LED911
LED901
LED916
LED915
LED914
LED913
LED920
LED919
LED918
LED917
LED921
LED909
LED908
LED907
LED952
LED906
LED902
LED905
LED903
LED904
R991
D991
C971
26
26
CDX-S2220
CDX-S2220
IC2 TC94A60MFG-301 (SERVO Board (1/2))
• IC BLOCK DIAGRAMS
IC6 R1114N151D-TR-FA (SERVO Board (1/2))
76
77
EFM SLICE
79
78
82
83
84
88
RFRP
VCO
SLCO
RFI
RFRPI
REFQO
RESIN
VRO
VMDIR
TESTR
INVSEL
AGCI
RFDCI
RFO
PNSEL
EQSET
RVDD3
LDO
MDI
RVSS3
FNI2
FNI1
FPI2
FPI1
TPI
TNI
FTE
RFZI
AVSS3
RFRP
FEI
SBAD/RFDC
TEI
TEZI
AVDD3
FOO
TRO
VREF
FMO
DMO
SBSY
SBOK
IPF
SFSY
GPIN
VDD15
ZDET
VSS15
XVSS3
XI
XO
XVDD3
PVSS3
VCOREF
VCOF
PVREF
LPFO
LPFN
TMAX
PDO
PVDD3
AWRC
VSS15
VDD15
LRCKI
BCKI
AIN
LRCKO
BCKO
DOUT
PIO3
AOUT
PIO2
PIO1
PIO0
TESTC
VDDP
VCOI
VSSP
VSSP
TESTD
IO1
IO0
FGIN
VDDT
STBY
/RST
/CCE
BUCK
BUS3
BUS2
BUS2
BUS1
BUS0
VSS15
VDDM
VDD3
VSS3
DVSS3
VSS3
DVSS3
LO
DVR
DVDD3
RO
DVSS3
AUDIO
OUT
DIGITAL
OUT
PLL
TMAX
RFEQ
85
AGC
86
RFDC
87
RF
RAM
DIGITAL EQ
AUTO ADJ.
ROM
91
APC
92
94
FE
95
98
TE
99
100
2
1
3
5
4
6
7 8
9
10 11
12 13
20 21 22
14
15
16
17
19
18
96
97
80
VRO
81
89
90
93
23
ANA.
LPF
24
25
SYNC SIGNAL PROTECTION
EFM DEMODULATION
69
68
63 62 61
56 55 54 53
50
45
44
43
41
40
39
38
37
36
35
34
33
32
32
31
30
29
28
27
26
42
49
48
46
47
60 59 58
57
52 51
66
65 64
67
70
74
75
73
1-BIT
DAC
CLOCK
GEN.
PWM
SUBCODE
DEMODULATION
CIRCUIT
16K
RAM
ADDRESS CIRCUIT
CPU
I/F
CORRRECTION
CIRCUIT
5-BIT
R-2R DAC
SERVO
CONTROL
10-BIT
SAR ADC
72 71
CLV SERVO
CAV SERVO
AWRC
1
VREF
VDD
GND
CE
CURRENT
LIMIT
2
3
5 VOUT
NC
4
IC1 BA5968FP-E2 (SERVO Board (2/2))
1
2
11
13
14
12
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
MUTE
FWD
FWD
LDCTL
NC
OPOUT1
NC
NC
OPOUT2
POWVCC
VCC
VOL–
VOL+
VOL2–
VOL2+
VO1–
VO1+
REV
OPIN4+
OPIN4–
OPOUT4
OPIN3+
OPIN3–
OPOUT3
MUTE
VOL+
GND
VOL3–
VOL3+
VOL4–
VOL4+
REV
OUTR OUTF
10
9
8
7
6
5
28
27
26
25
24
23
22
21
20
19
18
17
16
15
4
3
IC51 TDA7333013TR (MAIN Board (1/3))
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
27
CDX-S2220
IC401 BD3806FS-FE2 (MAIN Board (1/3))
32
31
30
29
28
27
26
25
24
23
22
I
2
C BUS
LOGIC
VCO
MIX
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
INPUT GAIN
(0~15dB,1dB STEP)
INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)
INPUT GAIN
(0~15dB,1dB STEP)
ANTI-ALIASING
FILTER
ANTI-ALIASING
FILTER
MUTE
fc:40kHz
fc:40kHz
MUTE
6
7
8
9
10
11
3
4
5
2
1
DGND
AGND
FIL
AN
AP2
AP1
B1
B2
C1
C2
D1
D2
DS11
DS21
DS31
NC
NC
12
14
16
13
15
SDA
SCL
MUTE
SEL
ADJ
VCC
OUTF1
OUTR1
OUTF2
OUTR2
DS12
DS22
DS32
OUTS1
OUTS2
21
20
19
18
17
VCC
VCC/2
TONE
PASS
PASS
BASS
fo:60,70,80,100,120,140,160,200Hz
Q:0.5,0.75,1,1.25
fo:60,70,80,100,120,140,160,200Hz
Q:0.5,0.75,1,1.25
MIDDLE
fo:500Hz,1kHz
Q:1
fo:500Hz,1kHz
Q:1
TABLE
fo:5,7.5,10,12.5kHz
fo:5,7.5,10,12.5kHz
TONE
PASS
PASS
EFFECT (0dB~
+20dB,2dB STEP)
EFFECT (0dB~
+20dB,2dB STEP)
2ND ORDER
LPF
2ND ORDER LPF
fc:OFF,80,120,160Hz
Q: 0.707
fc:OFF,80,120,160Hz
Q: 0.707
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
GAIN+ATT
(+10~-29,
-∞dB)
28
CDX-S2220
IC750 TDA8588BJ/N2/R1 (MAIN Board (2/3))
MUTE
MUTE
ENABLE
LOGIC
STANDBY
MUTE
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+
INRL
SGND
INRR
OUT RR+
OUT RR-
OUT FR+
OUT FR-
DIAG
SW2(ANT REM)
SW1(ANT REM)
REG3(SERVO)
REG4(DR+B)
VP(REG)
REG2(BU 5V)
SDA
SCL
VP2
PGND3
SVR
INFL
INFR
AC GND
PGND2
VP1
STB
PGND1
RST
CRES
REG1(AUDIO +B)
GND(REG)
REG5(ILL)
CBU
FL
RL
RR
VP
FR
I2C BUS
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