Sony CDX-S2000 / CDX-S2000S / CDX-SW200 Service Manual ▷ View online
17
17
CDX-S2000/S2000S/SW200
Pin No.
Pin Name
I/O
Pin Description
63
TEL ATT
O
TEL ATT signal output Not used in this set. (Open)
64
ACC IN
I
Accessory power supply detect signal input
65
SIRCS
I
Remote control signal (infrared rays) input
66
RAM BU
O
Not used in this set. (Fixed at “L”.)
67
TEST IN
I
Test mode detect signal input
68
FLASH W
I
Memory mode changeover signal input
Normally “H” input (single chip mode) “L” after reset: Flash write mode
69
NOSE SW
O
Not used in this set. (Fixed at “H”.)
70, 71
NC
—
Not used in this set. (Open)
72
DOOR SW
I
Front panel open/close detect signal input
“L” input: Panel close, “H” input: Panel open
73
DOOR IND
O
Not used in this set. (Open)
74
RC IN1
I
Rotary commander shift key signal input
75
XKEY ON
O
Key power supply control signal output Pin rj (KEY ACK) active: “L” output
76
NC
—
Not used in this set. (Open)
77
RESET
I
Reset signal input
78
NC
—
Not used in this set. (Open)
79
X1A
—
Oscillator connect pin (32 kHz)
80
X0A
—
Oscillator connect pin (32 kHz)
81
VSS
—
Ground pin
82
X0
—
Oscillator connect pin (3.68 MHz)
83
X1
—
Oscillator connect pin (3.68 MHz)
84
VCC+3.3
—
Power supply pin (+3.3 V)
85 to 88
NC
—
Not used in this set. (Open)
89
ZERO DET R
I
Mechanism deck mute zero closs detect signal input R
90
ZERO DET L
I
Mechanism deck mute zero closs detect signal input L
91
CD STB
O
CD servo data strob signal output Timing of data latch: “L” output
92
CD IN SW
I
CD mechanism IN-SW detect signal input
93
CD LOAD
O
CD mechanism loading motor control signal output
94
CD ON/EJECT
O
CD mechanism eject motor control signal output
95
CDM ON/D SW
I
CD mechanism DSW detect signal input
96
CD LIMIT
I
CD mechanism IN-LIMIT SW signal input
97
RFOK
I
CD servo RFOK signal input
98
CD XRST
O
CD servo reset signal output
99
CD A0
O
CD servo command/parameter identification signal output
Command transmission: “L” output, parameter transmission: “H” output
100
NC
—
Not used in this set. (Open)
18
18
CDX-S2000/S2000S/SW200
3-2. BLOCK DIAGRAM — CD SECTION —
76
AGCO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC1
78
RFO
93
FEO
96
TEO
77 AGCI
92 FE–
95 TE–
97
TE2
98 TEC
52 FD+
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
71 RFI
68
EFM
69 ASY
84
82
85
83
87
86
E
C
D
A
B
F
1 LD
2
PD
(FOCUS)
(TRACKING)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS-1000E)
• Siganal Path
: CD PLAY
LASER DIODE
M
M
M
13
14
VO1–
VO1+
15
16
VO4+
VO4–
17
18 VO3–
VO3+
10
9
VOL+
VOL–
FWD
REV
1
28
OPIN2+ 5
53 FD–
OPIN2– 6
54 TD+
OPIN1+ 2
55 TD–
OPIN1– 3
56 SD+
OPIN4+ 27
57 SD–
OPIN4– 26
58 MD+
OPIN3+ 24
59 MD–
OPIN3– 23
11
12
VO2–
VO2+
M903
(LOADING)
M901
(SPINDLE)
M902
(SLED)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
MOTOR DRIVE
IC2
12
SO
13
SI
11
SCK
6
RFOK
7
INTQ
10
STB
9
A0
8
RST
CD-L
MAIN
SECTION
A
20
LOUT
16
ROUT
R-CH
20 CD_SCK
97 RF_OK
54 OP INTQ
91 CD_STB
55 CD_SELFSW
92 CD_INSW
96 CD_LIMIT
99 CD_A0
98 CD XRST
CD LOAD
93
CD ON/EJECT
94
SYSTEM CONTROL
IC801 (1/3)
18 CD_SI
19 CD_SO
SW2
(SELF)
95 CD_DSW
SW1
(DOWN)
SW3
(DISC IN)
SW4
(LIMIT)
30
LMUTE
90 ZERO DET L
29
RMUTE
89 ZERO DET R
PD2
E
F
LD
PD
FCS+
FCS–
TRK+
TRK–
PD1
AUTOMATIC
POWER
CONTROL
Q1
• R-ch is omitted due to same as L-ch.
24
23
X1
16.934MHz
XTAL
XTAL
(Page 19)
19
19
CDX-S2000/S2000S/SW200
3-3. BLOCK DIAGRAM — MAIN SECTION —
1 ANT
7 B2
ELECTRONIC VOLUME
IC401
PJ601
(ANTENNA)
TUX601
(TUNER UNIT)
POWER AMP
IC100
SYSTEM CONTROL
IC801 (2/3)
CNP901
6 B1
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
9 C2
8 C1
R-CH
4
3
3
10
VCC
11
TU VDD
15
E2P VDD
13
TU-SCL
14
TU-SDA
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
45 VSM
AU+8V
TU+5V
U COM+3.3V
U COM+3.3V
15 TU ATT
25 EEP SCK
24 EEP SIO
24 EEP SIO
L
R
CD-L
R-CH
17
18
18
OUTS1
OUTS2
R-CH
L
R
5
3
3
PR+
PR-
9
7
7
RF+
RF-
29
27
27
SW1
R-CH
SW2
BATT
30
37
37
REG1
REG2
31
33
33
REG3
REG4
34
REG5
TU+5V
BATT
25
24
24
OUTF1
OUTR1
29
MUTE
2 SDA
AU+8V
U-COM+3.3V
SERVO+3.3V
MECHA+6V
MECHA+6V
DISP+B
4 SCL
SDA
SCL
16 ACGND
22 STB
25 DIAG
25 DIAG
AU+8V
35 VP
15
7
10
12
11
16
1
9
2
4
3
5
6
30
31
31
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
33
IIC SCK
34
IIC SIO
6
VOL ATT
1
ATT
5
BEEP
31
STB
56
DIAG
53
BU IN
67
TEST IN
12 INRR(FL)
FL+
FL-
RL+
RL-
FR+
FR-
RR+
RR-
AMP-REM
ANT-REM
ACC
TEST
23
OUTF2
11 INRF(RL)
22
OUTR2
MUTE
Q405
MUTE
Q407
REAR
AUDIO OUT
PJ401
MUTE CONTROL
Q400,401
BATT
64
ACC IN
BATTERY CHECK
Q902,906,907
ACC CHECK
Q900
TU+5V REG
Q601
MUTE
Q404
D400
D912
F901
CD
SECTION
A
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AM
(Page 18)
20
20
CDX-S2000/S2000S/SW200
3-4. BLOCK DIAGRAM — DISPLAY SECTION —
3-5. CIRCUIT BOARDS LOCATION
KEY
ACKNOWLEDGE
SWITCH
Q800
X801
32.768kHz
79
80
82
83
38
28
29
27
39
47
75
77
SYSTEM CONTROL
IC801 (3/3)
LCD DRIVER
IC901
KEYIN0
CLK
CE
LCD SO
LCD SCK
LCD CE
DIMMER
KEYIN1
KEY ACK
DISP+B
XKEY ON
46 DST SEL
RESET
2 IN
1
OUT
X1A
X0A
X0
X1
X800
3.68MHz
S802
RESET
63
64
62
COM4
COM1
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
LED910,911
LCD
BACK LIGHT
D801
4
|
49
51
|
54
|
SEG4
SEG49
|
CL
DI
CE
DISP+B
65
SIRCS
2
VDD
4
CE
1
VCC
+3.3V REG
IC905
IR
LED901,902,904-909,
LSW905-911,913,914,
916-920
REMOTE CONTROL
SIGNAL RECEIVER
IC951
2 OUT
3 V OUT
U COM+3.3V
(
)
(
)
KEY MATRIX
E model
US,Canadian
model
model
9K
RESET
IC802
S800
FREQUENCY
SELECT
10K
LSW905-911,913,
914,916-920,
S901-906
MAIN board
DISPLAY board
SENSOR board
SERVO board
SPEAKER board
tuner unit
(TUX601)
(TUX601)
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