Sony CDX-L600X / CDX-L630X Service Manual ▷ View online
13
CDX-L600X/L630X
3-1. IC PIN DESCRIPTION
• IC801 MN101C49KTG1 (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1
VREF–
—
Ground for A/D converter power supply
2
VSM
I
S-meter voltage detection signal input from tuner unit (TU601)
3
NIL
I
Connect to ground.
4
KEYIN1
I
Key signal input
5
KEYIN0
I
Key signal input
6
RC IN0
I
Rotary commander key signal input from remote in jack (CNP801)
7, 8
NIL
I
Not used. (Connect to ground.)
9
DSTSEL
I
Destination set up detection signal input (“L”: CDX-L600X, “H”: CDX-L630X)
10
VREF+
—
A/D converter power supply
11
VDD
—
Power supply (+5 V) input pin
12
OSCOUT
O
High speed clock signal output (18.432 MHz)
13
OSCIN
I
High speed clock signal input (18.432 MHz)
14
VSS
—
Ground for power supply
15
XIN
I
Low speed clock signal input (32.768 kHz)
16
XOUT
O
Low speed clock signal output (32.768 kHz)
17
MMOD
I
Memory mode select signal input (Input to “Low” (single chip mode).)
(Connect to ground.)
18
LCDSO
O
LCD serial data signal output to LCD driver (IC501)
19
LCDCE
O
LCD chip enable signal output to LCD driver (IC501)
20
LCDCKO
O
LCD serial clock signal output to LCD driver (IC501)
21
CD SO/TSO
O
CD servo IC serial data signal output
22
CD SI/TSI
I
CD servo IC serial data signal input
23
CD CKO/TCKO
O
CD servo IC serial clock signal output
24
SYSRST
O
System reset signal output to bus interface (IC803)
25
BUS ON
O
Bus on signal output to bus interface (IC803)
26
KEYACK
I
Key acknowledge detection signal input
27
NIL
I
Not used. (Connect to ground.)
28
BU IN
I
Back up current detection signal input
29
SIRCS
I
Remote signal input from remote control receiver (IC502)
30
CD SELFSW
I
CD mechanism self load position detection switch signal input from self switch (SW2)
31
CD PACK
I
CD text pack sync signal input from CD servo (IC1)
32
NIH
I
Connect to power supply.
33
RESET
I
microcomputer reset signal input from reset IC (IC802) “L”: reset
34
NOSE SW
I
Front panel attachment detection signal input from nose detect switch (S902) “L”: ON
35
BEEP
O
Beep signal output to power amp (IC404)
36
NCO
O
Not used. (Open)
37
TESTIN
I
Test mode detection signal input
38
ACCIN
I
Accessory power supply detection signal input
39
NCO
O
Not used. (Open)
40
TELATT
I
Telephone ATT detection signal input
41
NIH
I
Connect to power supply.
42
BUSSO
O
Sony-Bus serial data signal output to bus interface (IC803)
43
BUSSI
I
Sony-Bus serial data signal input from bus interface (IC803)
44
BUSCKO
O
Sony-Bus serial clock signal output to bus interface (IC803)
45
I2CSIO
I/O
I2C bus serial data signal input/output
46
NCO
O
Not used. (Open)
47
I2CCKO
O
I2C bus serial clock signal output
48
NCO
O
Not used. (Open)
49
TUNON
O
Tuner power supply control signal output to power supply (IC901)
50
PW ON
O
System power supply control signal output to power supply (IC901)
SECTION 3
DIAGRAMS
14
CDX-L600X/L630X
Pin No.
Pin Name
I/O
Pin Description
51
CD TSTB
O
CD text parameter strob signal output to servo IC (IC1)
52
CD RFOK
I
RF OK signal input from servo IC (IC1)
53
CD XRST
O
Reset signal output to servo IC (IC1)
54
CD A0
O
Command/parameter identification signal output to servo IC (IC1)
“L”: Command, “H”: Parameter
55
CD STB
O
Data strob signal output to servo IC (IC1)
56
CD XTALEN
O
Crystal oscillation control signal output to servo IC (IC1)
57
CD LIMIT
I
CD Mechanism in-limit switch signal input from limit switch (SW3)
58
CD PH1
I
CD Mechanism PH1 detection signal input Not used in this set.
59
CD DSW
I
CD Mechanism down switch signal input from down switch (SW4)
60
CD INSW/PH2
I
CD Mechanism disc-in switch detection signal input from disc-in switch (SW1)
61
CD PH3
I
CD Mechanism PH3 detection signal input Not used in this set.
62
CD LM LO
O
CD Mechanism loading motor control signal output to loading motor drive (IC2)
63
CD LM EJ
O
CD Mechanism eject motor control signal output to loading motor drive (IC2)
64, 65
NCO
O
Not used. (Open)
66
AMPATT
O
Power amp ATT control signal output to power amp (IC404)
67
AMPON
O
Power amp standby control signal output to power amp (IC404)
68
CDM ON
O
CD mechanism deck power supply control signal output
69
ATT
O
System ATT control signal output
70
VOLATT
O
Electrical volume ATT control signal output to electrical volume (IC401)
71 – 75
NCO
O
Not used. (Open)
76
4VPRE
I
Pre-out menu selection set up signal input
77, 78
NCO
O
Not used. (Open)
79
CD ON
O
CD on signal output “H”: Play, “L”: Loading or standby
80 – 85
NCO
O
Not used. (Open)
86
EE SIO
I/O
EEPROM serial data signal input/output
87
EE CKO
O
EEPROM serial clock signal output
88
NCO
O
Not used. (Open)
89
FLASH W
I
Flash microcomputer write detection signal input “L”: Write mode
90
NCO
O
Not used. (Open)
91
XKEYON
O
Key power supply control signal output
92
DOORIND
O
Sub panel power supply control signal output
93
ILLON
O
Illumination power supply control signal output
94
DOOR SW
I
Front panel open/close detection signal input “L”: Close, “H”: Open
95
DAVSS
—
Ground pin
96
RE IN1
I
Rotary encoder signal input from rotary encoder (RE501)
97
RE IN0
I
Rotary encoder signal input from rotary encoder (RE501)
98
RC IN1
I
Rotary commander shift key signal input from remote in jack (CNP801)
“L”: Shift key on
99
NCO
O
Not used. (Open)
100
DAVDD
—
Power supply pin (+5 V)
15
15
CDX-L600X/L630X
84
85
82
83
16
12
D/A
CONV
TRACKING
ERROR
FORCUS
ERROR
9
1
OSC
EFM
DEMOD
SERVO
CTL
RF
EQ
EQ
52
56
54
55
DSUB CODE
PROCESS
8
7
6
5
4
3
2
56
59
30
60
57
68
79
21
22
23
55
54
53
52
I/F
87
86
97
98
LD
DRIVE
Q1
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
LOADING
MOTOR
DRIVE
6
5
23
2
15
16
17
18
13
14
11
12
9
10
26
62 63 64 65
63
62
33
CDM ON
SWITCH
SWITCH
Q908,909
CD ON
SWITCH
Q907
SERVO+5V
REG
Q911,D941
DRIVE+5V
REG
Q910,D931
M902
(SLED)
M901
(SPINDLE)
M903
(LOADING)
SW3
(DISC IN)
SW2
(SELF)
SW4
(LIMIT)
SW1
(DOWN)
X1
16.9344MHz
OPTICAL PICK-UP
KSS-720A
I-V
CONV.
CDL
CD_STB
CD AO
CD_SO/TSO
31 CD_PACK
51 CD_TSTB
CD SI/TSI
CD CKO/TCKO
CD_XRST
CD_RFOK
CD_XTALEN
CD_DSW
CD_INSW/PH2
CD_SELFSW
CD_LIMIT
CD_LM _LO
CD_LM_ EJ
CDM ON
CD_ON
R-CH
TUNER
SECTION
A
23
24
M
M
M
1
RESET
S901
(RESET)
2
IC802
BU+5V
BATT
D932
LOUT
ROUT
PACK
TSTB
TSI
TSCK
SI
RFOK
SO
SCK
STB
AO
XTALEN
RST
RESET
28
BATT DET
Q802,805
BATT
BU_IN
OVER VOLTAGE
CHECK
Q803,D803,804
A
C
B
D
E
F
PD
LD
B
D
A
C
E
F
PD
A+5V
LD
APC
FCS-
FCS+
TRK+
TRK-
SL-
SL+
SP+
SP-
LD-
LD+
FOCUS
COIL
TRACKING
COIL
FD
TD
SD
MD
LOAD
EJECT
SYSTEM CONTROL
IC801(1/3)
RF AMP,DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
IC1
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
IC2
FD
TD
SD
MD
• Signal path
:CD
• R-ch is omitted due to
same as L-ch.
A+5V
AU+5V
D+5V
DR+6V
3-2. BLOCK DIAGRAM — CD SECTION —
(Page 16)
16
16
CDX-L600X/L630X
PJ601
(ANTENNA)
2
10
1
ANTFM
MPX
CDL
8
AM DET
14
S-METER
12
I2C SDA
13
I2C SCL
17
E2PROM SDA
18
E2PROM SCL
ANTAM
TUNER UNIT
TU601
2
45
47
70
13
14
19
20
17
9
12
43
4
28
SYSTEM CONTROL
IC801 (2/3)
ELECTRONIC VOLUME
IC401
AUX LCH
OUT FL
27
OUT RL
26
OUT FR
25
OUT RR
35
BEEP
ATT
67
69
AMP ON
66
AMP ATT
40
TEL ATT
38
ACC IN
MD LCH
MPX1
R-CH
AM/MPX2
LEVEL(VSM)
MPIN
SDA
SCL
EXA ATT
VOL ATT
VSM
I2C SIO
I2C CKO
DSTSEL
EE SIO
EE CKO
AUDIO OUT REAR
CD
SECTION
A
MUTE
CONT
Q912,913
Q102
MUTE
R-CH
DELAY
BATT
D908
Q101
MUTE
22 MUTE
4 STBY
16 AUX
11
12
5
3
9
7
POWER AMP
IC404
1
9
2
10
CNP902
R-CH
PJ401
FL+
FL-
RL+
RL-
4
12
FR+
FR-
3
11
RR+
RR-
16 +B (BATT)
13 ATT
5 AMP R
6
8
19
ANT R
GND
R-CH
BATT
F901
10A
D919
D907
TEL
ATT
ATT
Q901
7 ACC
15 TEST
49
50
TUN ON
37
TEST IN
ACC
CHECK
Q902, D934, 935
POWER SUPPLY
IC901
3
PW ON
4
2
6
AMP +B
8
ANT +B
7
VCC
9
COM 8V
10
TU 5.6V
11
TU 8.7V
COM 8V
5
BU+B
BU 5V
TU 5.6V
TU 8.7V
8.7V ON
5.6V ON
STB
9
87
86
17
18
L
R
• Signal path
:FM
:AM
:CD
• R-ch is omitted due to same as L-ch.
CDR
R-CH
42 MD RCH
3-3. BLOCK DIAGRAM — TUNER SECTION —
(Page 15)
Click on the first or last page to see other CDX-L600X / CDX-L630X service manuals if exist.