Sony MEX-BT2700 / MEX-BT2707E / MEX-BT2750 Service Manual ▷ View online
MEX-BT2700/BT2707E/BT2750
21
3-11. SLED MOTOR ASSY
sled motor assy
sled motor assy
spring
spring
stand
stand
turn table
three serration screws
(M
(M
2
× 3)
three
serration
screws
(M
2
× 3)
Note 1: Place the stand with care not to touch the turn table.
Note 2:
Never remove these parts since they were adjusted.
Never remove these parts since they were adjusted.
Note for Assembly
Note 3: Take care to prevent the chassis from being bent
when tightening the three machine screws.
bearing (F)
bearing (R)
MEX-BT2700/BT2707E/BT2750
22
3-12. OPTICAL PICK-UP SECTION
3-13. OPTICAL PICK-UP
optical pick-up section
Note: Be careful not to touch the lens and hologram
terminal when removing the optical pick-up section.
There is space at the end of the
leaf spring (sub guide) to avoid
contact with the slide.
leaf spring (sub guide) to avoid
contact with the slide.
pan tapping screw
(M
(M
1.4
× 2.5)
leaf spring (sub guide)
leaf spring (OP)
optical pick-up
lead screw assy
Notes for Assembly
Prevent the end of the
leaf spring (sub guide) from being
in contact with the OP slide base.
leaf spring (sub guide) from being
in contact with the OP slide base.
Prevent the end of the
leaf spring (sub guide) from being
in contact with the OP slide base.
leaf spring (sub guide) from being
in contact with the OP slide base.
MEX-BT2700/BT2707E/BT2750
MEX-BT2700/BT2707E/BT2750
23
23
SECTION 4
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
• All capacitors are in μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
• f :
internal
component.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Power voltages is dc 14.4V and fed with regulated dc
• Power voltages is dc 14.4V and fed with regulated dc
power supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
( ) : CD PLAY
( ) : CD PLAY
*
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10
M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
f :
TUNER
J
: CD PLAY
p : BLUETOOTH OUT
l : BLUETOOTH IN
N :
l : BLUETOOTH IN
N :
MIC
E :
AUX
IN
j
: BUS AUDIO IN
• Abbreviation
CND :
CND :
Canadian
model
EA
: Saudi Arabia model
IND
: Indian model
IT
: Italian model
MX
: Mexican model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts on the parts face side seen from
the pattern face are indicated.
Parts on the pattern face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the pattern face side seen from
the parts face are indicated.
Caution:
Parts face side:
(Conductor Side)
Pattern face side:
(Component Side)
Parts face side:
(Conductor Side)
Pattern face side:
(Component Side)
Parts on the parts face side seen from
the pattern face are indicated.
Parts on the pattern face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the pattern face side seen from
the parts face are indicated.
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
• Circuit Boards Location
MAIN board
SENSOR board
SERVO board
KEY board
– front panel –
– main unit –
BT board
ANTENNA board
• Abbreviation
CND :
CND :
Canadian
model
EA :
Saudi
Arabia
model
IND :
Indian
model
IT
:
Italian
model
MX :
Mexican
model
MEX-BT2700/BT2707E/BT2750
MEX-BT2700/BT2707E/BT2750
24
24
4-1. PRINTED WIRING BOARDS - MAIN Section -
•
: Uses unleaded solder.
• See page 23 for Circuit Boards Location.
Q478
Q479
Q651
R509
R513
R514
C504
C508
C507
R510
R511
R512
R528
C413
C501
R503
R582
D580
R651
R653
R654
D651
R632
R634
R633
Q631
R636
Q580
R521
R522
R584
D581
R583
R532
R531
C343
R674
R671
R672
R534
R756
C755
C757
R752
R479
C770
C756
C509
R504
R505
R673
C510
C512
C513
C514
C53
C54
C55
C56
C57
C58
C59
C60
R51
R52
R53
R54
R56
R57
R461
R451
C763
D719
R563
R564
C617
C764
C765
C751
C602
R59
Q51
R60
R61
R301
R302
C306
C308
C309
C310
FB604
R652
C771
JC754
JC755
R533
D512
IC602
D510
R431
Q431
R432
R441
R442
C312
R561
R565
R567
R570
C519
R502
R462
R452
R401
R601
D502
R519
C774
C775
R543
R578
R539
R675
R676
R677
R679
D617
R661
R662
R663
R664
IC51
C776
C435
C455
C465
C445
C442
C432
C452
C462
C769
D704
C522
C523
R559
C63
C64
R153
R154
R155
R481
R482
R472
D153
C154
C155
R151
R152
L151
IC580
R580
R587
R588
C580
R591
Q586
R581
Q587
D584
R590
D582
D583
C582
C618
C454
C464
C331
C330
R331
R330
R333
R332
R554
R555
C681
C682
R553
C750
C434
C444
Q471
R471
Q481
Q441
Q451
Q461
IC681
D479
R542
C157
C502
Q52
JC580
JC301
JC51
JC52
JC53
JC302
FB308
FB309
JC581
D511
JC501
JC401
JC402
R547
C631
C632
JC303
IC800
Q806
C827
C800
FB800
C804
C802
R801
JC801
R802
R835
R833
R834
D800
R832
D801
JC800
R811
R810
Q807
Q808
R836
R837
R838
R83
9
R840
R841
R842 R843
R844
R845
R84
6
R847
R849
R850
R851
R852
R848
R853
D475
R558
R520
R551
R538
R506
R573
R507
R574
R575
R537
R549
R546
R800
IC401
R55
C810
C820
C404
C40
5
R523
R566
R526
JC802
JC502
C705
C706
C707
C708
C719
D701
D702
D703
C709
C551
C408
C409
FB401
FB402
R508
R516
R517
JC151
R529
R530
R635
R631
C1
C12
IC1
C5
R3
VDR1
R1
C6
C7
C8
C9
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
C26
C27
R11
R13
R14
R10
R6
C13
R2
R12
C2
C3
R4
R5
FB1
FB2
C29
JC521
C520
C521
R550
JC511
JC513
Q511
IC501
FB304
FB311
FB561
FB562
FB563
JC803
R501
R691
FB312
R500
C601
X51
D760
D601
D75
4
D755
D756
D762
L601
CNP301
CN601
X501
D75
3
CN701
JW119
JW89
JW22
JW3
JW93
JW18
JW1
JW2
JW9
JW45
C441
C431
C451
C461
C401
C51
C753
C75
8
C479
C302
C301
C305
IC750
C481
C47
1
C151
C15
2
JW139
C623
C622
JW20
JW41
TH580
C683
JW132
JW131
JW19
D761
D759
C402
C403
JW35
JW38
JW46
JW61
JW142
C153
CN580
JW21
JW5
JW10
JW88
JW97
JW95
S702
JW98
JW14
JW15
JW16
C581
JW34
JW30
JW11
JW12
JW13
JW68
JW133
JW74
JW140
JW70
JW71
JW40
JW108
JW79
JW149
JW151
JW156
JW155
JW128
JW60
JW67
JW83
JW150
JW8
6
JW87
JW141
JW59
JW115
JW27
JW99
JW28
JW106
JW134
JW49
JW47
JW152
JW5
0
JW44
JW65
JW36
JW57
JW153
JW154
JW145
JW48
JW42
JW26
JW25
JW103
JW56
JW54
JW73
JW24
JW66
JW29
JW85
JW94
JW123
JW51
JW124
JW135
JW104
JW1
05
JW96
JW92
JW33
JW37
JW120
JW90
JW77
JW82
JW109
JW39
JW111
JW31
JW136
JW4
JW17
JW7
JW6
JW8
JW32
JW100
JW101
JW121
JW122
JW157
JW158
JW159
JW160
JW161
JW129
JW130
JW91
JW80
JW76
JW69
JW78
JW144
C503
JW116
JW117
C801
C82
8
JW58
JW72
JW53
JW52
S502
JW127
JW112
CN805
CN804
J561
C75
2
JW146
CN351
JW62
JW63
JW167
JW75
JW55
JW174
JW175
JW176
JW8
4
JW118
C407
C406
C215
C216
C412
C761
JW113
JW178
JW23
X502
J1
JW102
JW137
JW1
38
C28
JW147
JW148
JW126
J330
JW143
L7
L8
L4
L6
L2
L3
X1
L1
D602
JW200
CN1
K
K
2
1
1
3
4
4
A
K
K
A
A
A
K
L
R
FRONT
AUDIO OUT
L
R
REAR / SUB
AUDIO OUT
AUDIO OUT
L
R
BUS
AUDIO IN
1
2
3
7
8
4
5
6
(FRONT VIEW)
FU601
SERVO
BOARD
BOARD
SENSOR
BOARD
CD MECHANISM
DECK
MG-101L-188//Q
BT BOARD
MIC201
A
KEY BOARD
CN901
9 k
10 k
(ANTENNA IN)
RESET
A
A
K
MAIN BOARD
1-877-021-
13
(NC)
BUS
CONTROL IN
REMOTE
IN
(CHASSIS)
FREQUENCY
SELECT
(CHASSIS)
(CHASSIS)
1
9
WHT/BLK
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
BLU
RED
YEL
BLK
YEL
BLK
FRONT LCH (–)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ANT REM MAX 0.1A
ACC
BATT
GND
BATT
GND
2
10
3
11
4
12
5
13
6
14
7
15
8
16
1
1
9
WHT/BLK
GRN/BLK
VIO/BLK
GRY/BLK
WHT
GRN
VIO
GRY
BLU
RED
BLK
2
2
10
3
3
11
4
4
12
5
5
13
6
6
14
7
7
15
8
8
1
2
3
4
5
6
7
8
16
RL+
RL–
GRN/BLK
WHT/BLK
GRY/BLK
VIO/BLK
GRN
WHT
GRY
VIO
FL+
FL–
FR+
FR–
RR+
RR–
ACC GND
BLK
YEL
RED
BLU
ANT
REM
NC
NC
BATT
NC
NC
TO
CN601
(BT2700: AEP, IT, UK/BT2707E)
(BT2700: US, CND/BT2750: E, EA, MX)
YEL
ATT
ATT
ATT
AMP REM
MAX 0.3 A
MAX 0.3 A
LIGHT BLU
BLU / WHT
ATT
AMP REM
MAX 0.3 A
AMP REM
MAX 0.3 A
LIGHT BLU
BLU / WHT
1-875-412-
1-875-412-
11
(11)
11
(11)
ANTENNA BOARD (SIDE A)
ANTENNA BOARD (SIDE B)
(BT2700: AEP, IT, UK)
(BT2700: US, CND/BT2750)
(BT2700: AEP, IT, UK/BT2707E)
(BT2750: E, MX, IND)
(BT2700: AEP, IT, UK/BT2707E)
(BT2700: AEP, IT, UK/
BT2707E)
(BT2750)
(BT2750)
(BT2707E)
(BT2750: E, MX, IND)
(BT2700/BT2707E)
(BT2700: US, CND/BT2750)
(BT2700: AEP, IT, UK/BT2750)
(BT2700: AEP, IT, UK/BT2707E)
(BT2700/BT2750: EA)
(BT2700: US, CND/
BT2707E)
(BT2700/BT2750)
(BT2707E)
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
PATTERN
ANTENNA
ANTENNA
(BT2750: IND (for Gasoline car))
(BT2750: IND (for Diesel car))
4
3
2
1
12
11
10
9
RL+ RL–
GRN
GRN
GRN/BLK
GRN/BLK
WHT/BLK
WHT/BLK
GRY/BLK
VIO/BLK
GRN/BLK
RED
ORG/WHT
YEL
WHT
WHT
GRY
GRY
VIO
BLK
VIO/BLK
VIO
FL+
FL–
FR+ FR–
RR+ RR–
7
6
5
15
14
13
BLU/WHT
BLU
RED
ACC
8
16
YEL
BLK
GND BATT
AMP REM
MAX 0.3A
ANT REM
MAX 0.1A
MAX 0.3A
ANT REM
MAX 0.1A
ANT REM
4
3
2
1
12
11
10
9
RL+ RL–
GRN
YEL
GRN/BLK
VIO/BLK
GRY/BLK
WHT/BLK
GRN/BLK
WHT/BLK
GRY/BLK
VIO/BLK
BLK
WHT
RED
GRY
BLU
VIO
VIO
GRN
GRY
WHT
GRY
WHT
FL+
FL–
FR+ FR–
RR+ RR–
ORG/WHT
SKY BLU
SKY BLU
ORG/WHT
7
6
5
15
14
13
BLU/WHT
BLU
RED
ACC
8
16
YEL
BLK
GND BATT
ORG/WHT
AMP REM
MAX 0.3A
MAX 0.3A
Ref. No. Location
• Semiconductor
Location
D153
H-2
D475
G-5
D479
E-5
D502
I-6
D510
G-9
D511
G-5
D512
F-8
D580
D-9
D581
D-9
D582
D-9
D583
D-9
D584
E-9
D601
C-9
D602
C-10
D617
C-8
D651
C-8
D701
H-3
D702
I-3
D703
I-3
D704
H-3
D719
I-4
D753
C-6
D754
C-6
D755
C-6
D756
C-6
D759
D-8
D760
C-8
D761
D-8
D762
C-8
D800
G-9
D801
G-8
IC1
F-2
IC51
G-2
IC401
E-3
IC501
G-6
IC580
E-9
IC602
I-7
IC681
E-7
IC750
B-6
IC800
F-9
Q51
G-2
Q52
H-2
Q431
C-4
Q441
C-3
Q451
C-4
Q461
D-4
Q471
C-3
Q478
E-5
Q479
E-5
Q481
C-3
Q511
G-5
Q580
E-9
Q586
E-9
Q587
E-9
Q631
D-8
Q651
D-8
Q806
G-9
Q807
G-9
Q808
G-9
Note: When the BT board is replaced, it is necessary to confi rm operation. Refer to “BLUETOOTH FUNCTION
CHECKING METHOD USING A CELLULAR PHONE” of the servicing note (See page 6).
(Page 28)
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