Sony CDC-R504MP / CDC-X504MP Service Manual ▷ View online
17
CDC-R504MP/X504MP
• IC501 MN101E01KSH (SYSTEM CONTROL) (MAIN BOARD (1/2))
Pin No.
Pin Name
I/O
Pin Description
1
DAVDD
—
Power supply pin for D/A output converter (+3.3 V)
2
BBE-MP
O
Not used in this set. (Open)
3
DAVSS
—
Ground pin for D/A output converter
4 to 6
NCO
O
Not used in this set. (Open)
7
UNISO
O
SONY-BUS data signal output
8
UNISI
I
SONY-BUS data signal input
9
UNICKO
O
SONY-BUS clock signal output
10
VDD1
—
Power supply pin for internal core (+3.3 V)
11
MMOD
I
Flash microcomputer write detection signal input Not used in this set.
12
OSCOUT
O
High speed operation clock signal output (27 MHz)
13
OSCIN
I
High speed operation clock signal input (27 MHz)
14
VSS1
—
Ground pin for internal core
15
XIN
I
Low speed operation clock signal input (32.768 kHz)
16
XOUT
O
Low speed operation clock signal output (32.768 kHz)
17
VDD2
—
Power supply pin for internal core (+3.3 V)
18
MOD1
—
Pull up: “H”
19
RESET
I
Reset signal input
20
NCO
O
Not used in this set. (Open)
21
ACC IN
I
Accessory power supply detection signal input
22
TEST IN
I
Test mode detection signal input
23
TEL ATT
I
Telephone attenuate detection signal input
24
ATT
O
Audio mute control signal output
25
XKEYON
O
Key power supply control signal output Not used in this set. (Open)
26
NCO
O
Not used in this set. (Open)
27
KEYACK
I
Key acknowledge detection signal input
28
TU ATTIN
I
Tuner mute ZERO cross detection signal input
29, 30
NCO
O
Not used in this set. (Open)
31
BUIN
I
Back up power supply detection signal input
32 to 35
NCO
O
Not used in this set. (Open)
36
BUSON
O
BUS on signal output
37
SYSRST
O
System reset signal output
38
EJECT OK
O
CD servo IC eject OK signal output
39 to 41
NCO
O
Not used in this set. (Open)
42
Z MUTE
I
Mechadeck mute zero cross detection signal input L/R
43 to 46
NCO
O
Not used in this set. (Open)
47
CD ON
I
CD mechanism power supply control signal input (“H”: Power on)
48
CDM ON
I
CD mechanism deck power supply control signal input (“H”: Power on)
49, 50
NCO
O
Not used in this set. (Open)
51
AREASEL1
I
Destination function setting input 1
52
AREASEL2
I
Destination function setting input 2
53
AREASEL3
I
Destination function setting input 3
54
LCD CTL
O
“H” output: LCD unit and key confusion, power off
“L” output: LCD unit and key confusion, power on
55, 56
NCO
O
Not used in this set. (Open)
57
DSSA
O
DSSA on/off change signal output (Cut off rear)
58
PANEL SW
I
Front panel attachment detection signal input “L”: with panel, “H”: without panel
59
DIAG
I
Condition signal input from the power IC
60
VOLATT
O
Electronic volume attenuate control signal output
61, 62
NCO
O
Not used in this set. (Open)
63
VSS2
—
Ground pin for I/O port
64
TU ATT
O
Tuner mute control signal output
65
NCO
O
Not used in this set. (Open)
18
CDC-R504MP/X504MP
Pin No.
Pin Name
I/O
Pin Description
66
NS MASK
O
Noise mask signal output
67
EEP CKO
O
Serial clock signal output for EEPROM communication
68
EEP SIO
I/O
Serial data signal input/output for EEPROM communication
69
NCO
O
Not used in this set. (Open)
70
AMPSTB
O
Power regulator IC standby signal output
71 to 73
NCO
O
Not used in this set. (Open)
74
NCO
O
Not used in this set.
75
NCO
O
Not used in this set. (Open)
76
LCDSO
O
Serial data signal output to the LCD driver
77
LCDCE
O
Chip enable signal output to the LCD driver
78
LCDCKO
O
Serial clock signal output to the LCD driver
79
I2C SIO
I/O
I2C BUS serial data signal input/output
80
NCO
O
Not used in this set. (Open)
81
I2C CKO
O
I2C BUS serial clock signal output
82
DAVN
I
RDS data block synchronization detection signal input
83
SIRCS
I
Remote control signal input
84
NCO
O
Not used in this set. (Open)
85
BEEP
O
Beep signal output to the power amp
86 to 88
NCO
O
Not used in this set. (Open)
89
VDD3
—
Power supply pin for I/O port (+3.3 V)
90
NCO
O
Not used in this set. (Open)
91
VSS3
—
Ground pin for I/O port
92
QUALITY
I
Noise detection signal input
93
VSM
I
S meter voltage detection signal input
94
KEYIN1
I
Key signal input 1
95
KEYIN0
I
Key signal input 0
96
NCO
O
Not used in this set.
97
KEYIN2
I
Key signal input (EJECT, OFF, SOURCE switch)
98
RE
I
Rotary encoder signal input
99
L METER
I
Level meter voltage detection signal input
100
VREF+
—
Power supply pin for A/D input converter
19
19
CDC-R504MP/X504MP
3-2. BLOCK DIAGRAM — CD SECTION —
46
ASYO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC3
41
RFACO
24
FEO
22
TEO
42 RFACI
23 FEI
21 TEI
13 FFDR
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
45 ASYI
27
26
29
28
19
20
E
C
D
A
B
F
36 LD
37
PD
(FOCUS)
(TRACKING)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS1000E)
• Siganal Path
: CD PLAY
LASER DIODE
M
M
M
13
12
VO1–
VO1+
6
7
VO4+
VO4–
8
9
VO3–
VO3+
5
4
VOL+
VOL–
FWD
REV
1
2
VIN2+ 22
14 FRDR
VIN2– 21
11 TFDR
VIN1+B 19
12 TRDR
VIN1–B 18
9 SFDR
VIN4+ 31
10 SRDR
VIN4– 32
6 MDP
VIN3+ 25
MUTE 34
11
10
VO2–
VO2+
M903
(LOADING)
M901
(SPINDLE)
M902
(SLED)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
MOTOR DRIVE
IC1
3
FOK
96
SQSO
97
SQCK
100
XRST
102
DATA
104
XLAT
105
CLOK
107
SENS
CD-L
MAIN
SECTION
A
81
AOUT1
86
AOUT2
R-CH
18 CD SQCK
15 CD XRST
15 CD XRST
14 CD DATA
13 CD XLAT
53 MEC_SELFSW
45 MEC_INSW
42 MEC_LIMIT
12 CD CLOK
11 CD SENS
108
SCLK
10 CD SCLK
113
GFS
8
CD GFS
114
C2POT
7
CD C2PO
115
SCOR
52 CD SCORT
81 X1
80 X0
MEC LOAD
43
MEC EJECT
44
CD
SYSTEM CONTROL
IC4
AUDIO INTERFACE
IC8
+1.5V REG
IC7
SYSTEM CONTROL
IC501 (1/3)
19 CD FOK
16 CD SQSO
DRON
41
SD1O
14
LRCK1B
19
LRCK1A
16
SD0O
11
BCK1B
18
BCK1A
15
CLCK
22
SRMSTB
41
RESET
2
STANDBY
3
BUCK
36
I2C SCL
7
I2C SDA
6
BUSO
28
SW2
(SELF)
46 MEC_DSW
SW1
(DOWN)
SW3
(DISC IN)
SW4
(LIMIT)
89
LMUTE
22 CD LMUT
90
RMUTE
23 CD RMUT
56
UNISI
25
RXD
57
UNISO
58
UNICLK
50
BUS ON
51
BU IN
75
RSTX
61
EJECT OK
67
MECON CHK
69
EMPH
32
DEC SDA
31
DEC SCL
30
DEC INT
29
DEC STBY
28
DEC XRST
27
DEC SSTBY
37
DEC XMUTE
65
DECON
63
MECON
64
CDON
66
ZMUT
60
A ATT
26
TXD
PD1
E
F
LD
PD
FCS+
FCS–
TRK+
TRK–
PD2
AUTOMATIC
POWER
CONTROL
Q1
+1.5V
CONTROL
Q2,3
+3.3V
CONTROL
Q5,6
• R-ch is omitted due to same as L-ch.
77
78
X1
16.934MHz
X2
18.43MHz
XTAI
XTAO
66
BCK
60
BCKI
61
PCMDI
63
LRCK
62
LRCKI
65
PCMD
MAIN
SECTION
B
EJECT OK
UNI SI
UNI SO
ATT
UNI SCK
BUS ON
BU IN
SYS RST
38
CD ON
VOUT
47
CDM ON
48
Z MUTE
MECHA+6V
42
68
CDON CHK
1
5
VDD
3
CE
SERVO+3.3V
+1.5V
+3.3V
U COM+3.3V
(Page 20)
(Page 20)
20
20
CDC-R504MP/X504MP
1 ANT
7 TU-LCH
SOUND CONTROL,
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
POWER AMP
MULTIPLE VOLTAGE
REGULATOR
IC750
SYSTEM CONTROL
IC501 (2/3)
CN601
6 TU-RCH
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
9 CD-LCH
5 AUX-LCH
3 AUX-RCH
8 CD-RCH
R-CH
4
3
3
10
VCC
11
TU VDD
15
E2P VDD
13
TU-SCL
14
TU-SDA
9
RDS
6
5
8
MULTI
CONDITION
QUALITY
7
S-METER
16
TU MUTE
E2P SCL
17
E2P SDA
UNI SO
UNI SI
UNI SCK
BUS ON
SYS RST
BU IN
ATT
RESET
99 L METER
82 DAVM
28 TU ATTIN
92 QUALITY
66 NS MASK
93 VSM
64 TU ATT
64 TU ATT
67 EEP CKO
68 EEP SIO
68 EEP SIO
7 UNI SO
8 UNI SI
9 UNI SCK
8 UNI SI
9 UNI SCK
36 BUS ON
37 SYS RST
AUDIO+8.3V
TU+5V
BACK UP+3.3V
BACK UP+3.3V
L
R
CD-L
J601
(AUX IN)
R-CH
R-CH
15 OUT-SEL-R
OUT-SEL-L
16
R-CH
17
18
18
OUT SUB L
OUT SUB R
R-CH
L
R
5
3
3
OUT-FL+
OUT-FL–
OUT-RL+
OUT-RL–
9
7
7
29
27
27
AMP-REM
R-CH
ANT-REM
BATT
30
37
37
AUDIO+8.3V
B.UP+B
31
33
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
TU+5V
BATT
25
24
24
OUT-FR
OUT-RR
29
MUTE
2 SDA
AUDIO+8.3V
BACK UP+3.3V
SERVO+3.3V
MECHA+6V
MECHA+6V
PANEL+10V
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
25 DIAG
AUDIO+8.3V
35 VP
15
13
7
10
12
11
16
1
9
2
4
3
5
6
30
31
31
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
81
I2C CKO
79
I2C SIO
60
VOL ATT
24
ATT
85
BEEP
70
AMPSTB
59
DIAG
31
BUIN
22
TEST IN
12 IN-FL
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
23
OUT-FL
11 IN-RL
22
OUT-RL
MUTE
Q431
MUTE
Q481
AUDIO OUT
REAR
MUTE DRIVE
Q491,492
16 MPX
9 XTI
10 XTO
11
SCL
12
SDA
SCL
SDA
15
INTN
7
VDDD
VDDA
1
21
ACC IN
ACC CHECK
Q631
TU+5V REG
Q1
BATT
LOW VOLTAGE
DETECT
Q581
BATTERY
CHECK
Q582
REAR L/R
CUT OFF
SWITCH
SWITCH
Q403
DSSA ON/OFF
SWITCH
Q402
NS MASK
SWITCH
Q3
LEVEL METER
VOLTAGE DETECT
D401,402,Q401
RDS DEMODULATOR
IC51
MUTE
Q451
ATT
23
TEL ATT
57
DSSA
TEL ATT
Q651
D492
D503
FU601
J331
D580
R504MP/X504MP:
AEP,UK MODEL
AEP,UK MODEL
D581
CD
SECTION
A
CD
SECTION
B
DISPLAY
SECTION
C
BATT
B+ SWITCH
Q51,52
BACK UP
+3.3V
OVER VOLTAGE
DETECT
Q580
X51
8.664MHz
R504MP
R504MP
D301
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AM/MW/LW
: AUX
3-3. BLOCK DIAGRAM — MAIN SECTION —
(Page 19)
(Page 19)
(Page 21)
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