Sony MEX-R5 Service Manual ▷ View online
MEX-R5
21
21
MEX-R5
FRONT LCH
AUDIO_L
FRONT RCH
5
1
3
REAR LCH
REAR RCH
9
7
SUB
(SUB OUT (MONO))
BUZZER DRIVE
Q801
BZ801
GND SWITCH
Q301
MUTING CONTROL
Q309, 310
LEVEL SHIFT
Q904, 905
MUTING
Q311
GAIN CONTROL
IC304
RF CONTROL
IC101
RF UNIT
AVT101
INPUT SELECT,
ELECTRICAL VOLUME
IC301
NS DET DISCHARGE
SWITCH
Q202
EEPROM
IC504
FM/AM TUNER PACK
TUX201
J201
(ANTENNA IN)
RDS DECODER
IC201
SYSTEM CONTROLLER
IC501 (1/2)
R-CH
R-CH
MD L
42
1A
2
PDL+
4
AML
40
IN2B
7
IN1B
DVD-L
6
SDA
12
SCL
SDA
SCL
SADATA
SACLK
G_DOWN
REAR ATT
MUTE_SEL
ATT
VMUTE
13
SAOUT
16
SAIN
14
MUTE
15
CNT1
2
13
11
CN301
(2/3)
12
AUX L
AUX LGND
AUX R
14
AUX RGND
L 4
R 3
TU_SDA 14
TU_SCL 13
S_METER 6
TU_MUTE 7
MUTE-CONDITION 8
E2P_SDA 17
E2P_SCL 16
QUALITY 5
RDS
SDA
BUS_AUX
SCL
VSM
TU MUTE
MUTE CON
TRDA
TRCL
DAVN
QUALITY
9
MPX 16
SDA 9
SCL 10
DAVN 8
OUTLF 25
1Y0 4
1B
3
1Y1 5
1Y2 6
1Y3 7
1Y2 6
1Y3 7
OUTLR 24
OUTSW 17
OUTB 11
R-CH
R-CH
CN301 (3/3)
R-CH
AUDIO_R
R-CH
LED1
LED2
LED3
CNT A
CNT B
CNT A
CNT B
LED4
VIDEO
FL+
FL–
4
1
9
FR+
FR–
2
12
RL+
CN801 (2/2)
POWER AMP
IC306 (1/2)
RL–
RR+
11
10
3
RR–
R-CH
R-CH
MUTING CONTROL
Q307, 308
MUTING
Q302
MUTING
Q304
MUTING
Q306
SWITCHING
IC305
B
VIDEO
G
AMUTE
F
• SIGNAL PATH
: TUNER
: DVD/CD (AUDIO)
: AUX IN
• R-ch is omitted due to same as L-ch.
RL IN
11
FL IN
12
DIAG
22
BEEP
5
STB
DIAG
STB
23
CNT B
91
CNT A
90
EESIO
1
EECKO
2
DAVN
51
NSMASK
4
QUALITY
41
VSM
39
TUNATT
3
TUN_ATTIN
50
I2CSIO
32
I2CCKO
31
SA_CLK
30
SA_IN
44
VOLATT
15
G_DOWN
TRDA
TRCL
DAVN
QUALITY
VSM
TU MUTE
MUTE CON
SDA
SCL
SDA
SCL
SACLK
SADATA
VMUTE
G_DOWN
28
REAR ATT
16
MUTE_SEL
11
ATT
REAR ATT
MUTE_SEL
ATT
14
SDA
2
SCL
4
STB
22
DIAG
SDA
SCL
STB
DIAG
25
RL– 7
RL+ 9
FL– 3
FL+ 5
SDA
SCL
4
5
X201
4.332MHz
OSCO
OSCI
1 ANT
BUS_AUX
10
BUS_AUX
R-CH
RESET
D
CD_RST 70
Z_MUTE
C
Z_MUTE 53
A
VMUTE_F 13
VMUTE_R
MUTE1
MUTE2
12
FRONT AUDIO
OUT
REAR AUDIO
OUT
BUS AUDIO IN
(AUX IN)
(AEP, UK, Russian)
(AEP, UK, Russian)
5-2. BLOCK DIAGRAM – AUDIO Section –
(Page 20)
(Page 20)
(Page 20)
(Page 20)
(Page 20)
(Page 20)
MEX-R5
22
22
MEX-R5
12
CN401
S961
(PANEL OPEN DETECT)
12
CN901
ACC
ILL
13
7
14
TEL-MUTE
AMP-R
AMT-R
5
6
+B
19
15
PARCKING
LEVEL SHIFT
IC506
LOADING MOTOR
DRIVE
IC102
+6V
REGULATOR
IC103
KEY ACTIVE
SWITCH
Q501
LIQUID
CRYSTAL
DISPLAY
LCD911
LCD DRIVER
IC901
REGULATOR
IC306 (2/2)
SYSTEM CONTROLLER
IC501 (2/2)
CN801 (2/2)
KEYIN1
37
LCDSO
17
LCDCKO
18
LCDCE
19
NC1
COM1 – COM4
S1 – S62
2
NC2
29
1
REG1
30
DISPLAY B+
LED931, LED932
(LCD BACK LIGHT)
LED961, LSW901
(DISC SLOT ILLUMINATION)
Q925
LED
CONTROL
DI 78
CL 77
CE 76
CE 76
RSTX 75
VP 35
SW2
TU +5V
DAC +5V
AUDIO +8.3V,
TU +8.3V
27
SW1 29
+5V
REGULATOR
IC801
+5V
REGULATOR
Q201
RF +5V
REG4
33
A +3.3V
D +1.5V
DR +5V,
A +5V
+1.5V
REGULATOR
IC101
+3.3V
REGULATOR
IC8
V +3.3V
BU B+
D604
TH601
A +1.5V
+1.5V
REGULATOR
IC5
+3.3V
REGULATOR
IC9
BATTERY
DETECT
Q604
REG2
37
REG5
34
BU +3V
D502
B/U +5V
DISPLAY B+
BU B+,
BUS B+,
M901
(FAN)
(FAN)
LED902, LED914 – LED918
LED961, LSW901,
LSW903 – LSW913,
LSW918 – LSW921
(ILLUMINATION)
REG3
31
D+3.3V
+3V
REGULATOR
IC503
FAN MOTOR
DRIVE
Q902, 903
FAN SPEED
CONTROL
Q901
ACCESSORY
CHECK
Q802
ILLUMINATION
CHECK
Q804
RESET SIGNAL
GENERATOR
IC502
TEMP
TH501
43
RF_ON 71
RUMBU 76
FANL 97
ACCIN 55
ILLIN 85
TELLATT 84
PARKING 42
FANH 6
D501
D101
D102
S501
RESET
M
M
LEVEL SHIFT
Q803
SONY BUS INTERFACE
(FOR SONY BUS)
IC603
UNISO 57
DATA IN
9
UNISI 56
DATA OUT
8
DATA
6
UNICLK 58
CLK IN
11
CLK
4
BUSON 59
BUS ON
12
BUS ON
1
SYSRST 60
RESET
13
RST
2
BU_IN 46
BU_IN
10
BATT
3
4
5
2
B-DATA
RESET
B-CLK
6
BUS-ON
7
+BATT
CN602
BUS CONTROL IN
3 – 28,
30 – 64, 69
65 – 68
KEYIN0
36
NOSE SW
99
TXD
26
LEVEL SHIFT
IC505
RXD
25
CD_CTS
69
CD_RTS
RXD
RXD, TXD,
CTS, RTS
CTS, RTS
TXD
CTS
RTS
68
IR RECEIVER
IC972
B+ SWITCH
Q906, 907
INSW
SW3
(DISC IN)
63
LOAD
72
SIRCS
62
DOOR SW
100
RCIN1
83
RCIN0
38
AD_ON
52
KEY-ACK
45
EJECT
73
BU B+
VCC
CNJ601
S902, S914 – S918
LSW901, LSW903 – LSW913,
LSW918 – LSW921
REMOTE IN
X502
32.768kHz
78
77
X0A
X1A
80
81
X501
3.68MHz
X0
X1
SELFSW
SW2
(SELF LOAD)
M3
(LOADING)
54
DSW
SW3
(DOWN)
(CHUCKING END)
65
M
M
E
5-3. BLOCK DIAGRAM – MAIN Section –
(Page 20)
MEX-R5
23
23
MEX-R5
•
Circuit Boards Location
MAIN board
SUB board
PRESET board
BASE board
DISPLAY board
SENSOR board
SERVO board
SPEAKER board
tuner unit
(TUX201)
(TUX201)
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
•
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.
• A
: B+ Line.
• H
: adjustment for repair.
•
Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
supply from ACC and BATT cords.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : DVD PLAY
[
under no-signal (detuned) conditions.
no mark : DVD PLAY
[
] : CD PLAY
(
) : TUNER
∗
: 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.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
L
: DVD/CD (VIDEO)
F
: DVD/CD (AUDIO)
J
: OPTICAL OUTPUT
f
: TUNER
E
: AUX IN
•
Abbreviation
CH
CH
: Chinese model
CND : Canadian model
RU
RU
: Russian model
Note on Printed Wiring Board:
• 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:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
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
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ver. 1.1
MEX-R5
24
24
MEX-R5
BP8
BP1
C124
C33
C154
IC8
D5
SW3
(DOWN)
(CHUCKING END)
C125
C128
C133
C122
C123
C126
IC5
D3
FB8
RB5
R154
R173
IC6
R175
R172
R170
R168
R169
C156
C101
RB12
C130
RB1
C92
R171
C111
C77
C117
C52
C91
C146
C110
C100
C90
R81
C143
R37
R132
R127
R131
C106
C87
R153
R90
C112
RB6
C102
C103
R98
R123
R126
R36
C89
R63
C76
C71
C81
C72
C105
C114
C95
C86
R86
C155
R4
R95
C153
R72
R46
C48
R42
R129
R35
FB14
R66
R45
C82
R116
R110
C70
FB10
R71 R73
R74
X1
FB12
RB4
FB11
R99
C80
R111
D4
R108
FB9
R109
R91
C83
R96
RB7
R130
R97
C69
E3
C73
E5
E2
C131
RB3
IC9
R120
C115
C54
R76
C104
C65
RB14
E4
R138
C116
C94
R38
C85
C62
R77
C56
C127
C129
C84
C96
C97
C144
L8
C121
R8
E1
R6
3
1
3
1
3
1
2
SERVO BOARD
(SIDE A)
1-866-215-
11
(11)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
163
162
109
1
216
108
55
54
•
Semiconductor
Location
Location
Ref. No. Location
D3
F-3
D4
D-4
D5
G-3
IC5
G-3
IC6
C-3
IC8
F-3
IC9
D-4
5-4. PRINTED WIRING BOARD – SERVO Section (1/2) –
•
See page 23 for Circuit Boards Location.
: Uses unleaded solder.
Click on the first or last page to see other MEX-R5 service manuals if exist.