Sony CDX-M8810 / CDX-M8815X Service Manual ▷ View online
17
17
CDX-M8810/M8815X
CDX-M8810/M8815X
3-3. BLOCK DIAGRAM — DISPLAY SECTION —
LED DRIVER
Q908
LCD2
LIQUID
CRYSTAL
DISPLAY
X301
6.75MHz
X301
32.768MHz
11
13
XOUT
BATT
BU3.3V
FL3.3V
CNVSS
RESET
FL_DAT1
FL_CLK
XIN
23 GCP2
25 GCP1
21
2
1
5
5
4
7
11
86
GCP3
F2(+)
F1(-)
31
SYS_CLK
30
SYS_SI
29
SYS_SO
1
SYS_CE
LCD_INH
7
CNVSS
BU3.3V
DISP CKO
97
35
33
FL_CLK_IN
FL_CLK_IN
5
100
LCD_CE
LCD_INH
37
36
FL DRIVER
IC2
1
2
DISP SO/TX
99
DISP SI/RX
98
DISP_CE
95
8 XIN
9 XOUT
X302
6MHz
13 OSC IN
11 OSC OUT
100
CNVSS
7
SIRCS 1
RESET 10
MOT- 57
MOT+ 58
MOTOR ON 53
FP-I_DET 81
OPEN_SW 55
CLOSE_SW 54
OPEN_KEY 90
SYSTEM CONTROL
IC303 (3/3)
IC302
D907
RESET
BATT
1
2
3
+9V REG
IC703
IR
RECEIVE
IC62
IR
RECEIVE
IC503
7
7
1
1
KEYIN0 85
KEYIN1 84
RC IN1 70
RC IN0 86
KEY_ACK2 87
KEY_ACK0 88
KEY_ACK1 89
SW501
RESET
POWER
CONTROL
Q623,642
LED DRIVER
Q905
SWITCH
Q621,622
ON/OFF
DRIVE
Q620
POWER
CONTROL
Q914,916
KEY IN
MATRIX
S911-921
S901-910
S901-910
FL 900
FLUORESCENT
INDICATOR
TUBE
T620
D622
D623,624
FL_VDD
S932
RESET
LCD_10V
LCD_CE1 98
LCD_CLK 99
LCD_DATA
LED DRIVER
Q906,Q909-915
LED B+
SWITCH
Q903,904
100
85
1
I
59
7
5
MOTOR
CURRENT
DETECT
IC701
MOTOR
DRIVE
IC702
3
1
4
7
9
6
LED DRIVER
Q503,504
S601 (OPEN)
S602 (CLOSE)
D512
(DISC IN)
CNJ101
(REMOTE IN)
GCP
LED931
(OPEN)
LED943
(IMAGE)
LED955
LCD
BACK
LIGHT
LCD_10V
BUFFER
IC301
LCD DRIVER
IC10
83
I
76
SEG1
I
SEG59
75
I
68
LED_SW3
I
LED_SW10
COM1
I
COM8
LED_SW1
84 LED_SW2
DIMMER
24 LAT
22 BK
99 FL_DAT2
3 FL_DAT3
M904
(OPEN/CLOSE)
D70
(IR RECEIVER)
D513
(IR RECEIVER)
FL_ON
93
FSW_OUT
22
FLD_ON
92
RING
ILLUM
MENU
ILLUM
BUTTON
ILLUM
OUT
CT
DC-DC
CONVERTER
IC620
V+
MAIN
SECTION
C
S931
OPEN
(Page 16)
18
18
CDX-M8810/M8815X
CDX-M8810/M8815X
• NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
3-4. CIRCUIT BOARDS LOCATION
• WAVEFORMS
— MAIN BOARD —
— SERVO BOARD —
(CD PLAY)
(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 (1/4), (2/4), (3/4), (4/4) and Display sections
no mark : FM
no mark : CD PLAY
• Main (1/4), (2/4), (3/4), (4/4) 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
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)
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
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
MAIN board
DISPLAY board
SENSOR board
SWITCH board
SERVO board
SPEAKER board
tuner unit
(TUX501)
(TUX501)
SUB 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
1.1 Vp-p
6 MHz
2
IC303
qa
(OSCOUT)
0.5 V/DIV, 0.2
µ
sec/DIV
0.7 Vp-p
32.768 kHz
1
IC303
9
(XOUT)
0.2 V/DIV, 20
µ
sec/DIV
Q
C
These are omitted
E
B
E
These are omitted
C
B
C
These are omitted
B
E
19
19
CDX-M8810/M8815X
CDX-M8810/M8815X
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 CNP301
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
R129
R99
C67
C72
FB3
R132
C82
R88
C85
R89
IC8
R111
R6
C77
IC5
R7
C86
C74
C96
C89
C90
C91
C92
C93
C94
R104
R48
R50
R16
R17
R105
R40
R41
R8
R25
R26
R84
R86
R122
Q1
IC6
SW1
(DOWN)
C106
R120
C65
C81
C64
C19
R123
C20
C61
Q3
FB4
C29
C22
R65
C32
C51
C35
C45
C62
R11
R9
C57
R10
R30
IC3
R12
FB2
R106
R107
R107
C6
FB5
R108
R58
R42
FB8
C73
R43
R109
R94
R95
R96
R47
R54
R56
R57
R66
R68
R97
R69
R70
R73
C75
R98
R100
R101
R13
R21
R29
R37
R39
R71
R102
C66
R110
Q2
IC7
C7
R103
C101
C102
C80
C103
R130
IC1
IC4
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
C76
R4
R115
R24
C100
C70
C84
R5
C78
R92
CN2
R93
R61
C5
R2
R3
X1
X1
IC2
R121
C10
C4
R119
C18
C47
C34
R118
C17
C23
C42
C99
C16
R125
C36
R62
R117
C21
R116
C24
C31
C28
R126
C52
R127
C49
R128
C53
R63
R64
C79
C13
R28
C104
R1
R114
C27
R53
R55
R67
R60
R74
R77
R78
R80
R81
R82
R83
R90
R91
C33
R19
R22
R23
R44
R52
R72
C95
R59
C83
C105
R124
1-864-900-
11
11
1-864-900-
11
11
A
3-5. PRINTED WIRING BOARDS — CD MECHANISM SECTION — • Refer to page 18 for Circuit Boards Location.
: Uses unleaded solder.
(Page 23)
Ref. No.
Location
IC1
G-2
IC2
B-11
IC3
D-2
IC5
C-4
IC6
D-1
IC7
D-4
IC8
D-4
Q1
B-4
Q2
C-1
Q3
C-1
• Semiconductor
Location
20
20
CDX-M8810/M8815X
CDX-M8810/M8815X
IC B/D
IC B/D
IC B/D
CN1
R6
R7
TP34
Q2
R86
R84
TP41
TP36
TP27
TP26
TP46
TP30
TP47
R22
R71
R72
R64
R62
R63
R61
R60
R59
R29
TP68
R37
R39
C84
R88
R26
R40
R44
C61
R25
R41
R95
R94
TP42
TP12
TP13
TP20
TP21
TP22
TP25
TP18
TP17
TP16
TP15
TP14
R125
R126
R127
R128
R129
C100
TP29
IC5
R23
R21
R24
TP93
TP95
C5
C27
C23
C20
C19
C17
C18
C21
C29
C35
C32
C34
C104
C81
C74
C78
C85
C66
C82
R93
C72
C80
Q3
C86
C70
C89
C96
R110
C92
C90
C91
C94
C102
C53
C51
C49
C57
C48
C45
C42
FB2
FB3
C67
R111
R52
C52
C47
C41
C40
C39
C38
C16
C13
C31
R19
FB4
R123
TP35
TP33
C36
R132
R5
R4
C93
C79
C77
R92
C76
C75
C73
R89
R130
FB5
R124
C83
FB8
C95
Q1
C9
TP37
TP38
TP39
TP40
IC7
IC6
R13
IC8
IC2
R1
C10
C33
R96
R109
R104
R105
R102
R106
R103
R98
R99
R108
R107
R97
R114
R115
IC4
C4
C28
C24
C22
C62
C101
C99
C7
• Refer to page 18 for Waveforms.
3-6. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (1/2) — • Refer to page 31 for IC Block Diagrams.
(Page 21)
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