SERVICE MANUAL
Ver 1.0 2001. 01
CDX-M610
US Model
• The tuner and CD sections have no adjustments.
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more than 5% total harmonic distortion.
Other Specifications
CD player section
System Compact disc digital audio
Signal-to-noise ratio
Frequency response
Wow and flutter
Laser Diode Properties system
90 dB
10 – 20,000 Hz
Below measurable limit
Material
Wavelength
GaAlAs
780 nm
Emission Duration Continuous
Laser output power Less than 44.6 µW*
* This output is the value measured at a distance
of 200 mm from the objective lens surface on the
Optical Pick-up Block.
Tuner section
FM
Tuning range 87.5 – 107.9 MHz
Antenna terminal External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity 8 dBf
Selectivity
Signal-to-noise ratio
75 dB at 400 kHz
66 dB (stereo),
72 dB (mono)
Harmonic distortion at 1 kHz
0.6% (stereo),
Separation
Frequency response
0.3% (mono)
35 dB at 1 kHz
30 – 15,000 Hz
AM
Tuning range
Antenna terminal
530 – 1,710 kHz
External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity 30 µV
9-870-261-11
2001A0400-1
© 2001. 1
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
Model Name Using Similar Mechanism CDX-M610
CD Drive Mechanism Type MG-383Z-121//K
Optical Pick-up Name KSS-720A
Power amplifier section
Outputs Speaker outputs
Speaker impedance 4 – 8 ohms
Maximum power output 52 W
×
4 (at 4 ohms)
General
Outputs Audio outputs (3)
Power antenna relay control lead
Power amplifier control lead
Telephone ATT control Inputs lead
Illumination control lead
Power requirements
Treble ± 10 dB at 100 Hz
12 V DC car battery
Dimensions
(negative ground)
Approx. 178
×
50
×
182 mm
(7
1/8
×
2
×
7
1/4 in.)
(w/h/d)
Mounting dimensions Approx. 182
×
53
×
163 mm
(7
1/4
×
2
1/8
×
6
1/2 in.)
(w/h/d)
Mass
Supplied accessories
Approx. 1.5 kg (3 lb. 5 oz.)
Card remote commander
RM-X93
Parts for installation and connections (1 set)
Design and specifications are subject to change without notice.
FM/AM COMPACT DISC PLAYER
1
CDX-M610
4-2. BLOCK DIAGRAM — CD SECTION —
OPTICAL PICK-UP
KSS-720A
A
RF AMP, LD APC,
ERROR AMP
IC1
C
B
D
5
A
7
6
C
B
8
D
RF
EQ
RFO
16
I-V
CONV.
FOCUS
ERROR
E
F
PD
LD
FOCUS
COIL
TRACKING
COIL
M902
SLED
MOTOR
M901
SPINDLE
MOTOR
M903
LOADING
MOTOR
LD
DRIVE
Q101
11
10
E
F
TRACKING
ERROR
4
PD
LD
AMP
3
LD
TRACKING/FOCUS COIL DRIVE
SLED/SPINDLE/LOADING MOTOR DRIVE
IC7
10
11
8
9
6
7
12
13
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
22
21
25
24
31
32
18
5
4
LOADING
MOTOR
DRIVE
1
2
MUTE 1 34
MUTE 2 35
FE
14
TE
13
LD ON
HOLD SW
AGC CONT
22
21
20
61
RFAC
EFM
DEM
54 RFDC
50
FE
52
TE
51
SE
42
43
FFDR
FRDR
40
41
TFDR
TRDR
SERVO
CTL
38
39
SFDR
SRDR
35
MDP
DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC501
D/A
I/F
DIGITAL
CLV
SUB
CODE
PROCESS
SQSO
SQCK
SCOR
6
7
24
MD2
73
XRST 11
DATA 13
XLAT 14
SCLK 17
CLOK
15
SENS 16
GFS 22
FOK 32
XTAI 86
LOUT1
LOUT2
92
95
PCMD
79
LOCK
34
CD SYSTEM CONTROL
IC5
R-CH
CDL
1
TUNER
SECTION
(Page 33)
A MUT 19
OPEN 6
CLOSE 7
(Page 34)
CD ON
MD ON
5
DISPLAY
SECTION
17
BUS CLK 51
CDM ON
BUS SI 52
18
CD ON
46
LOCK
BUS ON 61
RESET 30
BU IN 60
XTAO 87
X2
16MHz
SW4
(LIMIT)
SW1
(DOWN)
SW3
(DISC IN)
SW2
(SELF)
X1
10MHz
49
SI2
48
64
SCK2
SCOR
71
MD2
21
CD RST
67
68
CD DATA
CD XLAT
45
SCLK
65
CD CKO
57
55
SENS
GFS
54
FOK
31 XIN
32
XOUT
11
SSTP
10
D SW
62 IN SW
63
SELF SW
69
66
LM EJ
LM LOD
40
SLED –
70
DRIVE ON
20
22
LD ON
HOLD
23
AGC CONT
BUS SO 53
2
DISPLAY
SECTION
(Page 34)
SRST
BUS CLK
BUS SI
BUS ON
BU CHECK
UNI SO
LINK OFF
SIRCS
ATT
4
TUNER
SECTION
(Page 33)
SYSTEM CONTROL
IC801 (1/3)
5
ATT
58
CD EJECTOR
59
CD OPENREQ
• Signal path
:CD
MUTE
CONT
Q411
S901
(RESET)
19
UNI CKO
17
UNI SI
18
14
6
UNI SO
BUS ON
SYS RST
77
BU IN
90
86
RSTX
HSTX
SIRCS 24
IC902
1 RESET 2 BU 5V
SW501
(RESET)
9
8
11
10
BATT (H)
CHECK
Q920
BUS INTERFACE
IC802
BATT (L)
CHECK
3
BATT
BATT
13 RESET 2
Q804
12
BUS ON
CONT
1
DATA
CLK
6
4
8
6
5
4
3
2
1
7
CNP801
BUS
CONTROL IN
Q805
Q806
32 32
4-3. BLOCK DIAGRAM — TUNER SECTION —
ANT1
(ANTENNA)
(Page 34)
DISPLAY
SECTION
3
AOUT
1
ANT
2
ANT
TUNER UNIT
TU601
MPX
10
AMDET
8
IC409(1/2)
1
3
Q404
VDD
16
REG
Q604
S METER
14
SDA IC
12
SCL IC
13
FM AGC
SDA ROM
4
17
SCL ROM
18
• Signal path
: FM
: AM
: CD
(Page 32)
CD
SECTION
1
CDL
R-CH
3
ELECTRONIC VOLUME
IC401
FD1L OUT FL
30
1 SEL
24 OUTSSL
23 OUTSSR
OUT RL
29
13 MPX
11
AM
15 MP IV
14
20
S METER
SDA
21
SCL
18 MUTE
31 VOL ATT
SWR 25
IC409(2/2)
5 7
SYSTEM CONTROL
IC801 (2/3)
4
CD
SECTION
(Page 32)
ATT
Q202
Q201
R-CH
R-CH
MUTE
CONTROL
Q401, 402
Q410
Q403
FL
12
POWER AMP
IC903
5
3
9
RL
11
7
22 MUTE
4 STBY
ST-BY 55
ILL IN
16
TEL ATT 95
ACC IN
81
X1A 73
X0A
74
X802
32kHz
ACC
DET
Q918
ILL
DET
Q902
53
VSM
70 I2CSIO
71 I2CCKO
51 FM AGC
10 E2PSIO
11 E2PCKO
TEST 84
PW ON 83
X0 92
X1
93
TU ON
114
X801
3.68MHz
MD +B
POWER
CONT
Q905, 919
COM 8V
MD +B
POWER
CONT
Q924, 925
TU 8V MD 5V
Q923
R-CH
Q917
BATT
Q901
POWER
CONT
Q461
POWER
CONTROL
Q912, 916
5V BATT
F901
PJ401
–1
L
–2
R
BUS AUDIO IN
–5
L
–6
R
LINE OUT
FRONT
–3
L
–4
R
LINE OUT
REAR
PJ402
–1
L
–2
R
SUB OUT (MONO)
CNP901
1
FL+
9
FL–
2
RL+
10
RL–
4
12
FR+
FR–
3
RR+
11
RR–
13
14
ATT
ILL
7
15
ACC
TEST
5
6
AMP REM
ANT REM
16
BATT
CDX-M610
33 33
CDX-M610
4-4. BLOCK DIAGRAM — DISPLAY SECTION —
ILL ON 9V
TX (SO)
RX (SI)
FL SW
CN502
2
CD
SECTION
(Page 32)
BUS SI
UNI SO
BUS CLK
BUS ON
BU CHECK
S RST
LCD902
DISPLAY CONTROL
IC301
98 UNI SI
97 UNI SO
101 UNI SCK
38
49
BUS ON
BU IN
82
NMI
P40
105
81
RES
PE0 40
PE1 41
PE2 42
PE3 43
6
BUF
IC303
7
LINK OFF
SIRCS
50 LINK OFF
IR
RECEIVE
IC501
2
IR
RECEIVE
IC903
1
LCD DRIVER
IC901
85
XTAL
X351
18.43MHz
86 EXTAL
LCD901
97 99 100 98 86
66 CEO
69 INH
64 CLK
70 CEI
BOOT
57
LED SW2
47
LED SW1 46
SP LAT 33
RX
62
TX/FL-SO
60
SPP-SI 61
ILL ON 52
SIGNAL IND,DET
IC407
17 AOUT
AIN
61
10
A
11 B
12
C
14 SEL
LCD DRIVER
IC902
85
LCD 9V
LCD 9V
97 99 100 98
POWER
CONT.
Q901,902
SW2 84
Q906
MD +B
Q905
POWER
CONT.
Q907,908
LCD9V
POWER
CONT.
Q903,904
LCD9V
BU 5V
CNP803
(REMOTE IN)
AOUT
KEY
ACTIVE
Q921
3
(Page 33)
TUNER
SECTION
SYSTEM CONTROL
IC801 (3/3)
80
AD ON
79
KEY ACK
72
RC IN1
48
RC IN0
KEY IN
MATRIX
46
KEY IN0
47
KEY IN1
SW504
Z
106
116
BOOT
LED SW2
115
LED SW1
4
SP LATCH
12
13
25
FLS SI
FLS SO
DSP SI
82
FLSWPWON
BATT
M601
OPEN/CLOSE
MOTOR
1
REG
IC306
2
3
MT +B
3
14
16
MOTOR
DRIVE
IC307
11
6
12
VREF
CONT.
Q303,304
MT +B
98
MOT+
97
MOT–
3
I
DET
IC308
7
I
DET
Q302
40 FPCRTL
96
I DET
100 OPEN SW
99
CLOSE SW
SW900
OPEN
(OPEN/CLOSE)
CLOSE
LED
DRIVE
Q501,502
69 FLASH W
BEEP 15
SHIFT
37
(Page 32)
CD
SECTION
5
CD ON
MD ON
• Signal path
: FM
: CD
POWER
CONT.
Q913, 915
BATT
REG
Q914
BEEP
DRIVE
Q803
BZ801
SHIFT
Q909
DC/DC CONV.
CONTROL
IC901
9
VCC
POWER
CONT.
Q903, 904
OUT1 7
BATT
ON/OFF
DRIVE
Q906
2 RT
INA1
3
OUT2 10
ON/OFF
DRIVE
Q911
INA2 14
BATT 1
REG
IC905
2 BU 5V
CD 5V
MD 5V
MD +B
34 34
CDX-M610
• Refer to page 35 for Waveforms.
4-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (1/2) — • Refer to page 50 for IC Block Diagrams.
IC B/D
(Page 39)
Note:
• Voltage and waveforms are dc with respect to ground under no-signal conditions.
no mark : CD PLAY
∗
: Impossible to measure
38 38
(Page 39)
(Page 42)
4-8. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (2/2) — • Refer to page 50 for IC Block Diagrams.
(Page 38)
IC B/D
CDX-M610
(Page 38)
39 39
Note:
• Voltage and waveforms are dc with respect to ground under no-signal conditions.
no mark : CD PLAY
∗
: Impossible to measure
CDX-M610
4-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 50 for IC Block Diagrams.
IC B/D
IC B/D
Note:
• Voltage is dc with respect to ground under no-signal (detuned) condition.
no mark : FM
< > : CD PLAY
42 42
(Page 44)
(Page 38)
(Page 43)
(Page 45)
4-11. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 50 for IC Block Diagrams.
(Page 42)
(Page 44)
IC B/D
IC B/D
43 43
(Page 45)
Note:
• Voltage is dc with respect to ground under
( no-signal (detuned) condition.
no mark : FM
) : AM
CDX-M610
CDX-M610
• Refer to page 47 for Waveforms.
4-12. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 50 for IC Block Diagrams.
(Page 42)
(Page 43)
44 44
(Page 45)
IC B/D
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
• Refer to page 47 for Waveforms.
4-13. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 50 for IC Block Diagrams.
(Page 42) (Page 43)
(Page 44)
IC B/D
45 45
CDX-M610
(Page 47)
(Page 49)
Note:
• Voltage is dc with respect to ground under no-signal (detuned) condition.
no mark : FM
CDX-M610
4-14. PRINTED WIRING BOARD — SUB SECTION —
(Page 41)
46 46
4-15. SCHEMATIC DIAGRAM — SUB SECTION —
(Page 45)
• Waveforms
(Main Section)
(MODE:CD PLAY)
1
2.5Vp-p
32kHz
IC801 uf
(XOA)
2
3.88MHz
IC801 os
(XO)
2.5Vp-p
3
18.43MHz
IC301 ih
(EXTAL)
1.8Vp-p
CDX-M610
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
47 47
4-17. SCHEMATIC DIAGRAM — DISPLAY SECTION —
(Page 45)
49 49
CDX-M610