Sony CDX-R5715X / CDX-R5810 / CDX-R6750 Service Manual ▷ View online
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22
CDX-R5715X/R5810/R6750
CDX-R5715X/R5810/R6750
1 ANT
40 IN4L
ELECTRONIC VOLUME
IC351
J1
(ANTENNA)
TU1
(TUNER UNIT)
POWER AMP,
POWER SUPPLY
IC300
SYSTEM CONTROL
IC501 (2/3)
CN300
41 IN4R
16 SA OUT
14 SA CLK
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
42 IN3L
4 IN1L
7 IN1R
43 IN3R
4
3
3
10
VCC
11
VDD5V
15
E2P VDD
13
TU-SCL
14
TU-SDA
6
S-METER
7
TUN MUTE
16
E2P SCL
17
E2P SDA
39 VSM
AUDIO+8.3V
TU+5V
BU+3.3V
BU+3.3V
12 TU ATT
45 SA CLK
44
44
17
SA IN
AUX IN
AUX IN
25 EEP CKO
24 EEP SIO
24 EEP SIO
8
MUTE CON
5
QUALITY
RDS OUT
53 TU ATT IN
38
38
13
QUALITY
NS MASK
DAVN
RDS ON
L-CH
R-CH
CD-L
R-CH
17
OUT SW
R-CH
L
R
5
3
3
OUT FL+
OUT FL-
9
7
7
OUT RL+
OUT RL-
29
27
27
AMP-REM
R-CH
ANT-REM
BATT
30
37
37
AUDIO+B
B.UP+B
31
33
33
SERVO3.3V
MECHA6V
34
PANEL+B
TU+5V
BATT
22
21
21
OUT RF
OUT RR
15
MUTE
2 SDA
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
MECHA+6V
PANEL+B
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
AUDIO+8.3V
35 VP
20 VP1
6 VP2
15
7
10
12
11
16
1
9
2
4
3
5
6
13
12
12
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
33
I2C CKO
34
I2C SIO
9
VOL ATT
86
ATT
5
BEEP
26
AMP STB
8
DIAG
75
ILLUMI
73
30
ATT
56
TEST IN
12 IN FL
FL+
FL-
RL+
RL-
FR+
FR-
RR+
RR-
AMP-REM
ANT-REM
ACC
TEST
ILL
25
OUT LF
11 IN RL
24
OUT LR
MUTE
Q440
MUTE
Q352
J652 (2/3)
CN410
(SUB OUT)
MUTE DRIVE
Q491,492
NS MASK
SW
Q1
RDS DECODER
IC50
R6750 ONLY
72
74
ACC IN
TEL ATT
ILL CHECK
Q703
ACC CHECK
Q702
+5V REG
Q3
BU+3.3V
BU+5V
+3.3V
REG
IC681
MUTE
Q452
13
TEL-ATT
D491
D493
F901
L
R
CD
SECTION
A
CD
SECTION
B
11
12
9
10
16
1
7
XTI
SCL
SCL
BU+3.3V
SDA
SDA
INTN
XTO
MPX
VDDA
VDDD
TEL MUTE
Q701
RDS POWER
CONTROL
Q50
9
15
X50
8.664MHz
R-CH
L
R
FRONT
J652 (1/3)
REAR
AUDIO OUT
L
R
BUS IN
J652 (3/3)
14
3
2
Q351
GND SW
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: MW/LW
3-2. BLOCK DIAGRAM — MAIN SECTION —
(Page 21)
(Page 21)
23
23
CDX-R5715X/R5810/R6750
CDX-R5715X/R5810/R6750
KEY ACK ON
Q664
POWER
CONTROL
X502
32.678kHz
79
80
83
82
41
28
29
27
40
52
76
77
SYSTEM CONTROL
IC501 (3/3)
FL901
FLUORSCENT INDICATOR TUBE
KEYIN0
CS
VH
F+
F+
F+
F-
F-
F-
FL DA
FL CLK
FL CE
3
AREA SEL0
KEYIN1
KEY ACK
XKEY ON
43 RC IN0
71 RC IN1
54 BU IN
60 UNI CKO
58 UNI SI
59 UNI SO
87 BUS ON
7 NOSE SW
88 SYS RST
RESET
2
1
XIN
XOUT
OSC IN
OSC OUT
X501
18.432MHz
S103
RESET
30
29
31
35
2
1
47
48
D501 (1/2)
D501 (2/2)
D609
D353
KEY BOARD
CP
DA
64
SIRCS
46
FSW IN
19
FL ON
18
FSW OUT
70
SYNCHRO SW
IR
S501
FREQUENCY
SELECT
BU+3.3V
R5810 ONLY
IR RECEIVER
IC972
PANEL+B
LED961
LSW901
LED902,914-918
LSW918-921
Q622,626
Q624,625
S961
(DOOR OPEN)
2 OUT
8
5
4
1
BU+3.3V
(
)
(
)
IC971
3
4
+3.3V
REG
KEY MATRIX
RESET
IC602
LSW901,903-913,
918-921
S902,914-918
VDD VOUT
CD
SECTION
C
10
3
B/U CHECK
BATT
BATT
CHECK
Q605
BATT
BUS INTERFACE
IC601
BUS ON
CONTROL
Q600,601
CNJ400
BUS CONTROL
IN
4 CLK
6
4
7
8
5
6
1
2
3
DATA I/O
1 BUS ON
2 RST
11
CLK IN
8
DATA OUT
9
DATA IN
BUS ON IN 12
13
RST
LINK OFF
B/U CHECK
UNI CLK
UNI SI
UNI SO
BUS ON
SYS RST
BATT
BATT
FL+4.3V
FL+45V
FL–1V
FL+45V
FL+4.3V
FL+3.3V
FL-1V
PANEL+B
ON/OFF
DRIVE
Q620
D624
T620
D622
PROTECTION
Q621,627
J370
(REMOTE IN)
10k
r
9k
FSW
CONTROL
IC620
DC-DC
CONVERTER
3-3. BLOCK DIAGRAM — DISPLAY SECTION —
(Page 21)
24
24
CDX-R5715X/R5810/R6750
CDX-R5715X/R5810/R6750
• NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
3-4. CIRCUIT BOARDS LOCATION
• WAVEFORMS
— MAIN BOARD —
— SERVO BOARD —
(CD PLAY)
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
For schematic diagrams.
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
C
: panel designation.
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• CD mechanism section (1/2), (2/2)
no mark : CD PLAY
• Main (1/2), (2/2), Key and Display sections
no mark : FM
no mark : CD PLAY
• Main (1/2), (2/2), Key and Display sections
no mark : FM
(
) : AM/MW/LW
<
> : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD PLAY
F
: FM
f
: AM/MW/LW
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A)
(Side A)
parts face are indicated.
Q
C
These are omitted
E
B
E
These are omitted
C
B
C
These are omitted
B
E
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
MAIN board
PRESET board
DISPLAY board
SENSOR board
SERVO board
tuner unit
(TU1)
(TU1)
KEY board
1
IC2
4
(FEI)
Approx.
1Vp-p
1Vp-p
0 V
0.6 Vp-p
16.9344 MHz
Approx. 100 mVp-p
50 mV/DIV, 5 msec/DIV
0.5 V/DIV, 0.5
µ
sec/DIV
2
IC2
6
(TEI)
200 mV/DIV, 5 msec/DIV
6
IC2
oh
(FPI2),
0.5 V/DIV, 0.5
µ
sec/DIV
Approx. 400 mVp-p
3
IC2
wd
(XI)
0.2 V/DIV, 0.2
µ
sec/DIV
7
IC3
ia
(X1)
0.5 V/DIV, 0.2
µ
sec/DIV
1.1 Vp-p
12 MHz
4
IC2
uj
(RFI)
0.5 V/DIV, 0.5
µ
sec/DIV
5
IC2
of
(FNI2),
og
(FNI1)
1.5 Vp-p
oj
(FPI1)
1.5 Vp-p
0 V
3.2 Vp-p
8.664 MHz
1
IC50
0
(XTO)
0.5 V/DIV, 0.2
µ
sec/DIV
4.1 Vp-p
32.768 kHz
2
IC501
i;
(XOUT)
0.2 V/DIV, 20
µ
sec/DIV
2.8 Vp-p
18.432 MHz
3
IC501
is
(OSCOUT)
0.5 V/DIV, 0.1
µ
sec/DIV
25
25
CDX-R5715X/R5810/R6750
CDX-R5715X/R5810/R6750
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
SW3
SW2
MAIN BOARD CN350
TP24
TP40
TP17
TP14
TP18
TP37
TP38
TP39
TP30
FMA4
FMA6
FMA3
TP48
TP49
TP51
TP53
FMA5
C37
C9
C38
C39
C40
C41
C43
C48
C67
C72
FB3
R132
R6
R7
R48
R50
R16
R17
R40
R41
R8
R25
R26
R84
R86
R131
R122
Q1
IC6
SW1
(DOWN)
C106
R120
C65
C64
C19
R123
C20
C61
Q3
FB4
C29
C22
R65
C32
C51
C35
C45
C62
R11
R9
C57
R10
IC3
R12
FB2
C6
R112
R58
R42
R113
R43
R47
R54
R56
R57
R66
R68
R69
R70
R73
R100
R101
R13
R21
R71
Q2
C7
C101
C102
C80
C103
IC1
TP4
TP3
TP5
TP33
TP34
TP35
TP36
TP41
TP42
TP47
TP46
TP25
TP26
TP27
TP21
TP22
TP68
TP93
TP15
TP64
FMB3
FMB4
TP11
TP86
TP87
TP10
TP1
TP6
TP7
TP8
TP9
TP12
TP13
TP16
TP20
TP32
TP31
TP66
TP67
TP74
TP75
TP76
TP77
TP78
TP79
TP80
TP81
TP82
TP83
TP84
TP85
TP90
TP89
TP88
TP91
TP92
TP95
TP97
TP98
TP99
TP2
TP63
TP44
TP43
TP65
TP62
FMB5
TP101
TP23
TP29
CN1
R4
R24
R5
CN2
R61
C5
R49
R51
R45
R46
R2
R3
X1
X1
IC2
R121
C10
C4
R119
C18
C47
C34
R118
C17
C23
C42
C16
C60
R125
C36
R62
R117
C21
R116
X2
C24
C31
C28
R126
C52
R127
C49
R128
C53
R63
R64
C13
R28
R1
C27
R53
R55
R67
R60
R74
R77
R78
R80
R81
R82
R83
R90
R91
C33
R19
R22
R23
R44
R52
R72
R59
C59
C105
C58
1-864-900-
21
21
1-864-900-
21
21
A
3-5. PRINTED WIRING BOARDS — CD MECHANISM SECTION — • Refer to page 24 for Circuit Boards Location.
: Uses unleaded solder.
(Page 29)
Ref. No.
Location
IC1
G-2
IC2
B-11
IC3
E-2
IC6
D-1
Q1
B-4
Q2
C-1
Q3
C-1
• Semiconductor
Location
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