Sony SCD-C222ES Service Manual ▷ View online
57
SCD-C222ES
2.2 Vp-p
88.6 ns
3.5 Vp-p
22.7
µ
s
4.5 Vp-p
29.5 ns
3.4 Vp-p
354 ns
1.6 Vp-p
50 ns
4.4 Vp-p
29.5 ns
3.4 Vp-p
177 ns
qg
IC801
tl
(BCKAI)
w;
IC901
ra
(EXTAL)
qh
IC801
ya
(PHREFI)
wh
IC803
of
(BCLK) (CD Play mode)
qj
IC811
8
wa
IC803
wk
(FS128)
qk
IC811
0
3.5 Vp-p
354 ns
4.3 Vp-p
29.5 ns
ql
IC811
qs
ws
IC803
e;
(FS64)
3.5 Vp-p
177 ns
wf
IC803
ik
(MCKI)
3.2 Vp-p
29.5 ns
wd
IC803
ig
(DVCKI)
3.4 Vp-p
472 ns
wg
IC803
o;
(LRCK) (CD Play mode)
3.4 Vp-p
22.7
µ
s
wj
IC803
og
(LRCKI) (CD Play mode)
58
SCD-C222ES
4 Vp-p
472 ns
3.8 Vp-p
452 ns
2.8 Vp-p
88.6 ns
3.4 Vp-p
354 ns
2.9 Vp-p
88.6 ns
1.6 Vp-p
540 ns
3.4 Vp-p
88.6 ns
4 Vp-p
88.6 ns
6
IC301 – 303
w;
(DBCK)
2
IC304
4
,
6
,
0
2
IC801
ta
(OSCI)
3
IC304
8
7
IC301 – 303
qk
(PSCK),
ql
(DSCK)
4
IC301 – 303
3
(PBCK)
(CD Play mode)
5
IC301 – 303
5
(PLRCK)
(CD Play mode)
4 Vp-p
22.7
µ
s
– AUDIO Board –
1
IC304
1
– DISPLAY Board –
1
IC801
t;
(OSCO)
59
SCD-C222ES
• IC Block Diagrams
– RF Board –
– RF Board –
IC001
CXD1881R
MUX
ATT
INPUT
BIAS
AGC
GCA
PROGRAMMABLE
EQUALIZER
FILTER
DIFFERENTIATOR
64 63
62 61 60 59
58
57
51
56
1
2
FULL WAVE
RECTIFER
AGC CHARGE
PUMP
+
–
+
–
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
–
–
+
–
–
+
–
–
INPUT
SEL
ATT
2
4
2
2
INPUT
IMPEDANCE
SEL
OFFSET
CANSEL
MNTR
CONTROL
SERIAL
PORT
REGISTER
4
FROM
S-PORT
4
FROM
S-PORT
INPUT
IMPEDANCE
SEL
3
FROM
S-PORT
CLAMP &
ENVELOPE
LEVEL
DAC
SIGDET
AGCO
BUFFER
55 54
53 52
50
49
OUTPUT
INHIBIT
FROM S-PORT
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
GCA
CD/DVD
4
FROM
S-PORT
3
FROM
S-PORT
MUX
3
FROM
S-PORT
GCA
3
FROM
S-PORT
3
FROM
S-PORT
EQ
VC
COMPARATOR
PHASE
DETECTOR
PHASE
DETECTOR
A+D
B+D
+
+
+
A+C
B+C
GCA
W/LPF
SUM
AMP
AMP
18 19 20
21 22
24 25
23
26
27
28 29
31
32
30
GCA
GCA
VCI FOR SERVO INPUT
VC = VPB/2
DUAL APC
LD H/L
FROM S-PORT
APC SEL
DVD/CD
TOPHOLD
GCA
TOPHOLD
GCA
41
48
47
46
45
GCA
OFFSET
CANSEL
5
FROM
S-PORT
GCA
40
GCA
OFFSET
CANSEL
6
FROM
S-PORT
3
FROM
S-PORT
GCA
GCA
CEFDB
CP/CN
LOW
IMPEDANCE
CD/DVD
SUB
GCA
MUX
GCA
LPF
GCA
LPF
39
38
37
36
OFFSET
CANSEL
PEAK/BOTTOM
HOLD
BOTTOM
ENVELOPE
INPUT
BUFFER
5
FROM
S-PORT
GCA
LPF
V25/2
TE
RST
35
34
33
FOR SERVO
OUTPUT
PH
TOP
HOLD
GCA
SEL
LINKEN
MUX
HOLDEN
+
–
+
–
COMPA-
RATOR
INTERNAL
FDGHG
HYSTERESISTER
& OFFSET
FROM S-PORT
MIRR
COMPARATOR
COMPARATOR
INPUT GAIN
FROM S-PORT
SEL
DAC
SINK CURRENT
FROM S-PORT
2
AGCO
FAST ATTACK
AGC
HOLD
BCA
DET
DET
2
FROM
S-PORT
PH
2
2
INPUT
IMPEDANCE
FROM S-PORT
44
43
42
V33 FOR
OUTPUT
OUTPUT
BUFFER
PI
FE
TE
CE
V25
V125
V25/3
LPF ATT
POL SEL
BUFFER
CONTROL
SIGNALS
TO EACH
BLOCK
3
CE ATT
CEPOL
D
C
B
A
CD F
CD E
VPB
VC
DVDLD
CDLD
CDPD
DVDPD
LDON
VNB
MIRR
MP
MB
MIN
MEVO
MLPF
CE
SDEN
SDATA
SCLK
V33
FE
TE
PI
V25
V125
TPH
DFT
LINK
LCP
LCN
MNTR
DVDRFP
DVDRFN
A2
B2
C2
D2
CP
CN
D
C
B
A
CD D
CD C
CD B
CD A
RFDC
RFSIN
ATOP
ATON
AIN
AIP
VPA
RFAC
VNA
BYP
DIN
DIP
FNP
FNN
MEV
RX
60
SCD-C222ES
VIN2
FIN2
RIN2
CT2
VEE
FBIN-
FBIN+
OUT2+
OUT2-
VIN1
FIN1
REVERSIBLE DRIVER
FWD/REV CONTROLLER
COVERNER DRIVER
FWD/REV CONTROLLER
COVERNER
LOAD CURRENT
DETECTION
AMPLIFIER
COVERNER
OUTPUT
REFERENCE
VOLTAGE OUTPUT
LOW VOLTAGE
OUTPUT
RIN1
IOUT
VEE
VEE
VCC
VREF
VREG
VCC
OUT1+
+-
OUT1-
18
17
16
15
1
2
3
4
5
6
7
8
9
14
13
12
11
10
– MAIN Board –
IC905
M51957BFP-600C
– JUNCTION Board –
IC11
BA6780
+
–
4
NC
INPUT
NC
GND
1.25V
1 2
3
5
6
7
8
DELAY
CAPACITOR
OUTPUT
SUPPLY
VOLTAGE
NC
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