Sony CMT-M90DVD / HCD-M90 Service Manual ▷ View online
HCD-M90
29
29
SECTION 6
DIAGRAMS
6-1.
BLOCK DIAGRAM – DVD SERVO Section –
•
Refer to servicing notes (page 6) for discrimination of TYPE A/B.
SPINDLE MOTOR
DRIVE
2
64
63
63
61
62
62
55
54
54
56
57
57
59
14
13
12
11
7
8
9
10
15
16
17
18
19
26
21
22
DVD/CD
DETECTOR
DVD/CD
LASER
DIODE
MODULE
AUTOMATIC POWER
CONTROL (FOR CD)
Q002
25
AUTOMATIC POWER
CONTROL (FOR DVD)
Q001
DVD/CD RF AMP,
FOCUS/TRACKING ERROR AMP
IC001 (SUFFIX-11) IC001 (SUFFIX-22)
42
37
36
35
34
27
28
32
31
30
7
10
29
20
22
13
40
48
1
3
4
FOCUS
COIL
TRACKING
COIL
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED/LOADING MOTOR DRIVE
IC401 (SUFFIX-21) IC401 (SUFFIX-22)
2-AXIS
DEVICE
42
41
40
36
35
45
46
47
48
38
44
27
39
33
37
136
135
137
173
174
175
180
185
144
172
197
+
–
46
47
TRACKING COIL
DRIVE
FOCUS COIL
DRIVE
19
5
45
21
198
199
7
159
161
204
205
202
203
139
140
167
SLED MOTOR
DRIVE
24
TSD-M
POWER SAVE
168
OPTICAL PICK-UP
BLOCK
(KHM-240AAA) (TYPE A)
(KHM-270AAA) (TYPE B)
(KHM-270AAA) (TYPE B)
(SPINDLE)
M
M
(SLED)
M
M
SERVO DIGITAL
SIGNAL PROCESSOR
156
24
22
RF
A
B
C
C
D
E
F
G
H
VC
DVD LD
CD LD
PD
SW
INLIM
FCS–
FCS+
TRK–
TRK+
SPM–
SPM+
SLA–
SLA+
SLB–
SLB+
RF IN
A
B
C
D
A2
B2
C2
D2
E
F
G
H
VC
CDLD
DVDPD
CDPD
DVDLD
LDSELO
ATOP
ATON
FNP
FNN
AIP
AIN
AIN
DIP
DIN
DIN
SIGO
FE
TE
TZIN
PI
PII
SRD
SWD
SCLK
SDEN
DFT
MON
LDON
VCI
MIRR
TZC
196
INLIMIT
SENSOR
166
ADC1
ADC0
ADC2
GIO6/SDI
GIO7/SDO
GIO8/SCK
GIO13
DFCTI
ADC7
GIO5/PGIN
MIRR
PWM0
PWM1
MDSO
MDPO
PDM2
PDM3
PDM0
PDM1
ADC3
ADC4
GIO1/INT3
GIO2/INT4
TZC
GIO0/INT2
XDSPRST
HCS
HINT
A
RF+
C
XRST
B
XLDON
XSDPIT, XSDPCS,
XDRVMUTE
XSDPIT
XLDON
XSDPCS
XDRVMUTE
• SIGNAL PATH
: DVD PLAY
: CD PLAY
D+3.3V
(Page 30)
(Page 30)
(Page 31)
142 ADC5
143 ADC6
LOADING MOTOR
DRIVE
25
24
16
15
17
M901
(LOADING)
M
M
176 GIO9/FGREF
177 GIO10/FGIN
200 PWM2
39
IC302 (1/2) (SUFFIX-21)
IC302 (1/2) (SUFFIX-22)
Ver 1.3
HCD-M90
30
30
6-2.
BLOCK DIAGRAM – DVD MAIN Section (1/2) –
: DVD/CD PLAY (AUDIO)
: DVD/CD PLAY (VIDEO)
131
128
68
41
44 – 51, 53 – 60
73 – 76, 78 – 81
31 – 34, 36 – 39
2 – 5, 7 – 10,
41 – 44, 46 – 49
21 – 24,
27 – 32
27 – 36
17
33
18
34
35
38
42
41
39
MEMD0 –
MEMD15
MEMA0 –
MEMA9
D-RAM
ARP
IC302 (2/2) (SUFFIX-21) IC302 (2/2) (SUFFIX-22)
A
182
D
E
187
189
69
44
70
46
71
45
72
43
195
118
193
119
194
120
192
121
191
122
220 221
224 231
190
191
223
21
23
25
207
208
62
23
63
25
65
26
66
22
11 – 15, 17 – 19
2 – 9
(FOR JTAG)
36
71
67 62 17
84
35 34 14 36 15 16 17 18
144
226 227 228 229
149 146 155 154 152 151 147
20
VIDEO
LEVEL
LEVEL
RV501
16MB SDRAM
IC504 (SUFFIX-21) IC504 (SUFFIX-22)
2, 3, 5, 6, 8, 9, 11, 12, 39,
40, 42, 43, 45, 46, 48 ,49
223 – 235, 237 – 240,
2 – 5, 7 – 10
102 – 109, 111 – 118,
120, 1 – 5
218 – 215, 213 – 210, 208 – 205,
203 – 200, 198 – 195, 193, 192
21 – 24, 27 – 32,
20, 19
35 34 14 36 15 16 17 18
143
16MB SDRAM
IC505 (SUFFIX-21) IC505 (SUFFIX-22)
2, 3, 5, 6, 8, 9, 11, 12, 39,
40, 42, 43, 45, 46, 48 ,49
21 – 24, 27 – 32,
20, 19
H
I
DATA BUS
ADDRESS BUS
DATA BUS
ADDRESS BUS
F
C
35
16
61 60
70
177, 174, 171, 168, 165, 163,
160, 158, 157, 159, 162, 164,
160, 158, 157, 159, 162, 164,
167, 170, 173, 176
134, 131, 128, 125, 124,
127, 130, 133, 136, 139,
127, 130, 133, 136, 139,
137, 140
SDRAM DATA BUS
SDRAM ADDRESS BUS
157
A0 – A9
I/O0 – I/O15
MA0 – MA9
MD0 –MD15
SD0 – SD7
DTI0 – DTI7
WE
OE
RAS
UCAS
LCAS
RFIN1
RFIN2
XMWR
XOE
XRAS
XCAS
CLKIN
MCKI
SCKI
XARPRST
SDCK
XSHD
XSRQ
XSAK
SDEF
TDO
TDI
TCK
TMS
TRST
XINT
XCS
XWAT
XWR
XRD
DATA
BCLK
LRCK
DOUT
A0 – A7
D0 – D7
29
12
27MAVD
33MAVD
512FSAVD
15, 17, 19, 21, 24, 26,
28, 30, 16, 18, 20, 22,
28, 30, 16, 18, 20, 22,
25, 27, 29, 31
11 – 4,
42 – 34, 3,
2, 43, 44
12
58
14
ICLKI
ISTARTI
IREQO
IVALI
IERRI
TDI
TDO
TCK
TMS
TRST
CDIN1I
CDBCKI
CDLRKI
CDIN2I
CLKI
SCLKIN
CRPCLKI
ACLK
COUT
YOUT
COMPOUT
HAD23
HAD22
HIREQ0
VREFI
DO
HCSB
HRWB
HWAITOB
RSTB
AV DECODER
IC503 (SUFFIX-21) IC503 (SUFFIX-22)
DQ0 – DQ15
SDDQ0 – SDDQ15
HD0 – HD15
HAD0 – HAD21
D0 – D15
HD0 – HD15
HD0 – HD15
HA0 – HA21
HD0 – HD15
HD0 – HD15
HA0 – HA21
HA1 – HA21
HA0 – HA21
A0 – A19, HA21
SDAD0 – SDAD11
A0 – A11
CLK
CKE
DQML
DQMU
WE
CAS
RAS
CS
CLK
CKE
DQML
DQMU
WE
CAS
RAS
CLK
CKE
DQML
DQMU
WE
CAS
RAS
DQ0 – DQ15
A0 – A11
CLK
CKE
DQML
DQMU
WE
CAS
RAS
CS
CLK
CKE
DQML
DQMU
WE
CAS
RAS
SDCS0B
SDCLKO
SDCKEO
SDDQM0
SDDQM1
SDWEOB
SDCKCOB
SDRASOB
SDCS1B
DM ACK1
DM REQ1
DM ACK0
DM REQ0
DACK0
DREQ0
DACK1
DREQ1
DACK0
DREQ0
DACK1
DREQ1
49
50
46
47
PROGRAM ROM
IC108 (SUFFIX-21) IC108 (SUFFIX-22)
85 – 100
CE
OE
SOI0 –SOI7
C
Y
V
RF+
TRST
33MARP
XRST
XRST
33MARP, 33MAVD,
27MAVD, 512FSAVD
27MAVD, 512FSAVD
XARPRST
XWRH
XWAIT
CS4X
INT1
XRST
INT0
CS3X
CS2X
XRD
CS0X
DREQ1
DACK1
DREQ0
DACK0
DVD SYSTEM CONTROLLER
IC103 (1/2) (SUFFIX-21) IC103 (1/2) (SUFFIX-22)
5
6
7
38
39
7
EEPROM
SDA
SCL
WP
SDA
SCL
WP
HD8 – HD15
HA0 – HA7
V, Y, C
SPDIF
(Page 29)
(Page 31)
(Page 31)
(Page 31)
(Page 29)
180
182
• SIGNAL PATH
: DVD PLAY
: CD PLAY
: DVD/CD PLAY (DIGITAL OUT)
(Page 31)
(Page 31)
19
16
15
BCKO
ACH56
ACH34
14
ACH12
G
ACH12, ACH34, ACH56,
BCK, LRCK
(Page 31)
77
74
80
ACH34
ACH12
LRCK
ACH56
18
LRCKO
BCK
IC303 (SUFFIX-21)
IC303 (SUFFIX-22)
IC101 (SUFFIX-21)
IC101 (SUFFIX-22)
HCD-M90
31
31
: DVD/CD PLAY (AUDIO)
: DVD/CD PLAY (VIDEO)
: DVD/CD PLAY (DIGITAL OUT)
10
9
13
12
15
7
4
2
8
15
13
3
10
7
14
81
53
54
14
1
2
1
3
4
VIDEO BUFFER
IC701 (SUFFIX-21) IC701 (SUFFIX-22)
H
I
G
B
OPTICAL
TRANSMITTER
IC321
J701
J700
VIDEO OUT
S VIDEO OUT
CLOCK GENERATOR
IC102 (SUFFIX-21) IC102 (SUFFIX-22)
X102
27MHz
84
X101
16.5MHz
18
63
48
• SIGNAL PATH
V, Y, C
SPDIF
ACH12, ACH34, ACH56,
BCK, LRCK
BCK, LRCK
XLDON, XSDPIT, XSDPCS
XDRVMUTE
XDRVMUTE
DVD SYSTEM
CONTROLLER
XLDON
XSDPIT
XSDPCS
XDRVMUTE
V
Y
C
INB
INC
INA
MUTE
OUTC1
OUTC2
OUTB1
OUTB2
OUTA1
OUTA2
33-1OUT
33-2OUT
27-1OUT
512-1OUT
XTO
XTI
FSEL
33MARP
33MAVD
27MAVD
512FSAVD
X1
X0
XLDON
INT2
CS5X
XDRVMUTE
48/44.1k
(Page 30)
(Page 30)
(Page 30)
(Page 29)
• R-CH : R-ch is omitted due to same as L-ch.
6
7
8
9
SDI0
SDI1
SDI2
BCKI
5
LRCKI
AUDIO
IN
INTERFACE
13
17
14
SI
SO
SCK
11
XCS
SERIAL
INTERFACE
DSP
MODLE
AUDIO
OUT
INTERFACE
37
SDO0
TEST
INTERFACE
48
XRST
ACH12
ACH34
ACH56
BCK
LRCK
BCK, LRCK
9
512-2OUT
LRCK
BCK
1
7
6
2
3
5
3
5
6
2
1
7
– IC301 –
7
IIS-IN-SD
8
IIS-IN-BCK
9
IIS-IN-WS
DATA
INPUT/
OUTPUT
INTERFACE
CIRCUIT
IEC958
DECODER
19
IIS-EXT-SEL
20
SPDIFSEL
15
SPDIF0
AUDIO FEATURE
PROCESSOR
INTERPOLATOR
NOISE SHAPER
12
MUTE
D/A
CONVERTER
CIRCUIT
VOUT L
VOUT R
22
R-CH
J
DVD-L
(Page 33)
D/A CONVERTER
IC302
26
25
27
51
SO0
SI0
SC0
XIFCS
RESET 1
1 DAC RESET
DATA SELECT
SWITCH
Q303
79 INPUT SEL
34 PLL-LOCK DET
33 SCLK
18
PLL LOCK
DETECT
Q306, 307
OPTICAL
DIGITAL OUT
83
20
76
MAMUTE
INT4
XFRST
36
35
37
19
XLT
DATA
CLK
SYSCS
56
54
60
SENS
LD ON
XFRST
SYSTEM CONTROLLER
F
XRST
(Page 30)
AUDIO DIGITAL
SIGNAL PROCESSOR
IC801 (SUFFIX-21) IC801 (SUFFIX-22)
E
(Page 30)
TRST
56
57
CKSW1
OCSW1
S1
DISC TRAY
OPEN/CLOSE
DETECT
29
28
38
80
SO1
SI1
SC1
VESCS/X39CS
D
33MARP, 33MAVD,
27MAVD, 512FSAVD
(Page 30)
3
MCLK
32
1
2
TXD
RXD
(FOR TEST)
31
CN103
SO2
SI2
CLOSE
OPEN
– IC802 (SUFFIX-21) –
– IC802 (SUFFIX-22) –
IC103 (2/2) (SUFFIX-21)
IC103 (2/2) (SUFFIX-22)
IC306 (1/4) (SUFFIX-11)
IC306 (1/4) (SUFFIX-12)
6-3.
BLOCK DIAGRAM – DVD MAIN Section (2/2) –
HCD-M90
32
32
MUTING
CONTROL SWITCH
Q404, 405
11
ALC
(AEP, UK)
TU1
TUNER UNIT
(EXCEPT AEP, UK)
FM75Ω
ANENNA
AM
4
3
5
9
8
10
7
1
4
13
14
2
DET AMP
Q302
16
2
18
X301
4.332MHz
RDS DECODER
(AEP, UK)
57
23
27
22
25
80
59
CAPSTAN/REEL
MOTOR DRIVE
Q341, 343
58
38
90
91
TRIGGER
PLUNGER DRIVE
Q342, 344
M
M
(TAPE DECK BLOCK)
(CAPSTAN/REEL)
SIGNAL PATH
: TUNER (FM/AM)
: TAPE PLAY
: REC
FM ANT
ANT GND
ANT GND
AM ANT
L-CH
R-CH
R-CH
TUNED
DI
CK
CE
DO
FM DET
MUX
X1
X0
RDATA
RCLK
SYSTEM CONTROLLER
IC306 (2/4) (SUFFIX-11) IC306 (2/4) (SUFFIX-12)
RDS DATA
RDS-INT
TUNED
ST DOUT
ST CLK
ST CE
ST DIN
ALC
43
REC/PB
CAPM CONT1
BTRG
PLAY SW
END SW
TC SW
R-CH : R-ch is omitted due to same as L-ch.
41
REC MUTE
39
LINE MUTE
34
BIN (L)
15
13
14
28
EQ-OUT (L)
26
PB-OUT
(L)
TAI (L)
MUTE
REC/PB EQ AMP, ALC
IC401 (SUFFIX-12) IC401 (SUFFIX-32)
A/B
MUTE
REC-MUTE
24
23
REC-OUT
(L)
(L)
REC-IN
(L)
ALC
(L)
21
R-CH
R-CH
EQ
ALC
BIAS OSC
T401
REC BIAS
SWITCH
Q402, 403
COM +8V
BIAS OSC
Q401
REC BIAS
(L)
MUTING
Q100, 101
RV101
REC BIAS
(R)
RV201
L-CH
R-CH
ERASE
R-CH
HRPE901
(RECORD/PLAYBACK/ERASE)
R-CH
R-CH
T101
BIAS
TRAP
K
TU-L
(Page 33)
L
TC-L
(Page 33)
M
REC-L
(Page 33)
FM75Ω
27
TU
+9.5V
(AEP, UK)
IC326 (SUFFIX-14)
IC326 (SUFFIX-16)
6-4.
BLOCK DIAGRAM – TUNER/TAPE DECK Section –
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