Sony HCD-NXM2D Service Manual ▷ View online
29
HCD-NXM2D
SECTION 7
DIAGRAMS
7-1. CIRCUIT BOARD LOCATION
FRONT AMP board
HP board
VOL board
DISC SW board
PANEL board
MAIN board
switching regulator
RF board
ENCODER board
SENSOR board
MOTOR board
SW(1) board
SW(2) board
RELAY board
VIDEO board
DMB07 board
30
HCD-NXM2D
For schematic diagrams.
Note:
• All capacitors are in
Note:
• All capacitors are in
µF 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.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• 5 : fusible resistor.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
RF, DMB07, VIDEO boards section
no mark: DVD PLAY
Other board section
no mark: TUNER (FM/AM)
( ) : DVD PLAY
<
( ) : DVD PLAY
<
>: TAPE REC
[
]: TAPE 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.
F
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: RECORD
J
: DVD PLAY
c
: DVD PLAY (DIGITAL)
N
: MIC INPUT
• Abbreviation
E2
: 120V AC Area in E model
E3
: 240V AC Area in E model
EA
: Saudi Arabia mdoel
E15
: Iran model
SP
: Shingapore model
MY
: Malaysia model
TH
: Thai model
Note: The components identified by mark 0 or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
(The other layers' patterns are not indicated.)
• Indication of transistor.
• Abbreviation
E2
: 120V AC Area in E model
E3
: 240V AC Area in E model
EA
: Saudi Arabia mdoel
E15
: Iran model
SP
: Shingapore model
MY
: Malaysia model
TH
: Thai model
Caution:
Parts face side:
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
•
: Pattern from the side which enables seeing.
HCD-NXM2D
31
31
HCD-NXM2D
7-2. BLOCK DIAGRAM – DVD DSP (1/2) SECTION –
• Signal path
J
: DVD
c
: DVD(DIGITAL)
OPTICAL PICK-UP
BLOCK
(DBU-3)
A +5V
Q001
RF
1
2
4
5
RF AC
TXD
RXD
CN901
(RS232C)
IC001
DVD/CD RF AMP
VC
CD A
16
CD B
15
CD C
SDEN
PI/CE
DATA RF
CLK RF
MIRR
FFDR
AVC
FRDR
TFDR
TRDR
SPIN
14
13
17
18
20
1
21
CD D
A
12
B
11
C
10
9 D
CD F
CD E
DVD LD
A2
3
B2
4
C2
5
6 D2
DVDLD
PD
FCS+
FCS-
TRK+
TRK-
SW
DVDRFP
INLIM
IC501
MOTOR/COIL DRIVE
36
DO1-
DO1+
DO2+
DO2-
DO3+
DO3-
DO3-
DO4+
DO4-
37
34
35
32
19
20
21
22
30
DO5+
27
IN6-
46
IN6+
47
29
DO5-
28
31
48
1
40
3
4
10
7
13
31
32
44
SLED
MOTOR
SPINDLE
MOTOR
IN1+
IN1-
IN2+
IN2-
IN3-
IN4-
39
POWER
SAVE
IN5-
AVC
AVC
45
OUT6
SPO
SLED_B
62
FG
7
FCS_JMP_1
8
FCS_JMP_2
61
81
80
SLED
RTD
TXD
26
SCOR
CDSP2
6
MNT1
22
INIT0_DVD
23
INIT1_DVD
84
XWR
85
XRD
12
XCS_DVD
25
XRST_1882
14-21
D0-D7
A8
89-96
A0-A7
52
SQSO
54
SQCK
SLED_A
TRDR
TFDR
33
34 FRDR
FFDR
IC901(1/2)
MECHANISM
CONTROLLER
57
RFAC
32
1
4
MEVO
IC003
OP AMP
31
MIN
40
FE
VC
VCC
B
A
D
C
E
E
F
RF
GND
39
TE
42
36
MNTR
VI25
39 FE
41 TE
40 SE
43
42
38
RFDC
CE
VC
RFIN
48
SDEN
47
SDATA
46
SCLK
2
SDEN
40 XTAL
X901
20MHz
41 EXTAL
83
SDATA_RF
82
SDCLK_RF
27
MIRR
26
LDON
LDON
DOUT
HDB-DATA
XSAK#
XDCK#
I/O0-I/O15
768FS-2
768FS-1
768FS-1
IC706
16M DRAM
A0-A11
IC701
DVD DECODER
IC509
CD DECODER
SERVO DSP
MDB0-MDB9,
MDBA-MDZBF
MA0-MA9/MNT0
XMWR
WE
XRAS
RAS
XMOE
OE
XCAS
MA11/MNT2
D0-D7 A0-A7
UCAS
LCAS
SLEDA+
SLEDA-
SLEDB+
SLEDB-
SPDL+
SPDL-
12
16
Q901
LD
DRIVE
22 CD LD
23 DVDPD
24 CDPD
24 CDPD
CDLD
LD GND
M
M
66
PI
50 RFAC
64
DOUT
65
LRCK
66
PCMD
67
BCK
71
XTAI
69
XTSL
76
SQSO
77
SQCK
79
SBSO
80
EXCK
4
DATA
5
XLAT
6
CLOK
7
SENS
8
49 27 50 9 72
SCLK
DATA_CD
LAT_CD
CLOK_CD
SENS_CD
SCLK_CD
71
GFS_CD
30
COUT_CD
74
FOK_CD
75
LOCK_CD
31
INLIM
10
WFCK
13
GFS
14
C2PO
15
SCOR
17
45
WDCK
21
DFCT
19
COUT
22
FOK
24
LOCK
768FS
25
MDP
26
SSTP
MUTE12
MUTE34
MUTE5
TSD-M
29
5
7
6
SFDR
30 SRDR
28
LDON
20 MIRR
76
LDSEL
73
TSD-M
63
SP_ON
60
MUTE_2D
43
135
164
MDIN2
137
MDIN1
138
MDSOUT
142
117
LRCK
163
65
TE
67
FE
29
MIRR
Q002
LD
DRIVE
IC503
AMP
5 SDA
SCL
WP
SDA_EEP
SCL_EEP
WP_EEP
7
6
5
99
100
IC903
EEPROM
IC703(1/2)
AMP
IC703(2/2)
AMP
MDAT
160
APE0
109
GFS 107
170
BCLK
158
SBIN
148
EXCK
147
3
MUTE
59
MUTE_CD
2
XRST
98
XDRST
WFCK
151
C2PO
155
SCOR
150
GSCOR
DFCT
146
46
HDRQ
HDB8
48
XHWR
XSAK
XDCK
53
XHAC
26
HDB8
XSRQ
XSRQ
XTL1
45
SCK_DSD
58
GFS_DVD
64
JIT
3
DOCTRL/ISBTEST
63
MD2
76
172-176
1,2,4
5,7,
9-14
17
18
78
33
94
34
35
95
XRD
17
XWR
18
XCS
19
XINT0
20
XINT1
21
HDB0-HDB7
MA10/MNT1 92
93
44,41,39,35
32,30,27,24
32,30,27,24
66-69,71,
73-75,
96,97,99,
101,102,
104-106
2-5,
7-10,
41-44,
46-49
79,80,
82-87,
82-87,
89,91
21-24,
27-32,
27-32,
20,19
8
8
XRST
XRST
B
A
DVD DSP (2/2)
SECTION
(Page 32)
DRV
DRV
DRV
DRV
42
43
DVD DSP (2/2)
SECTION
(Page 32)
10
97
DSP
HCD-NXM2D
32
32
HCD-NXM2D
7-3. BLOCK DIAGRAM – DVD DSP (2/2) SECTION –
• Signal path
J
: DVD
c
: DVD(DIGITAL)
g : VIDEO
M-REQ
VMUTE
VIDEO SW
SYS ESET
I
2
C-CLK I/O
I
2
C-DATA
IC901 (2/2)
MECHANISM
CONTROLLER
131
VDAC 0
V
I/P SW
C
Y
CB/R
CR/B
I2C-DA
D +3.3V
I2C-CL
156
IEC958
109
CDSEL
125
VDAC 2
128
VDAC 1
122
VDAC 3
7-9
12-19
119
HA1-22
HA4-22
HA1-3
HA1-3
HAD0-15
VDAC 4
WIDE
107
VS
190
ALE
195
HCS0
25
WEH.UDS
27
HREAD
IC207
DVD SYSTEM PROCESSOR
IC231,232,233
ADDRESS LATCH
184
HIRQ1
DRVIRQ
36
191
RST_SPC
RST
38
DRVRDY
37
161
I2C DA
I2C_SIO
78
160
I2C CL
I2C_SCL
79
202
RESET
185
DRVCLK
SCK_ZIVA
35
186
DRVTX
SO_ZIVA
34
187
DRVRX
SI_ZIVA
33
162
CS (ZIVA_E2P)
165
WRITE_CTRL (ZIVA_E2P)
116
HIRQ2
188 DRVRDY
D+3.3V
AUDIO
+5V
CS_ZIVA
32
3 MO1
SO2
SO3
27M
768FS
768FS
768FS
768FS-2
768FS-1
768FS-1
13
10
IC906
CLOCK GENERATOR
IC111
SWITCH
6
CLR
CK
Q
3
1
2
1
4
IC904
FF
IC902
GATE
5
DI
4
SK
3
CS
1
R/B
DO
WC 8
6
IC204
EEPROM
HDB-DATA
DOUT
DOUT
DOUT
SDEN
179
X SAK#
SDCLK
183
X DCK#
X SRQ
SDREQ
178
139
XIN
IC203
SDRAM
DQ0-DQ31
A0-A9,A10/AP,NC
MD0-MD31
SDDATA0-SDDATA7,
MA0-MA11
HAD0-HAD15
MDQM0-MDQM3
DQM0-DQM3
MWE
WE
MCAS
CAS
MRAS
RAS
MCS0
CS
12
32
8
4
53
16,71,28,59
17
18
52
19
51
20
49
BA0
BS0 22
48
BA1
BS1 23
1
3
47
MCLK
CLK 68
56
CKE 67
57-60
64-71
75-78
81-84
88-95
64-71
75-78
81-84
88-95
99-102
2-9
2,4,5,7,
8,10,11,13,
74,76,77,79,
80,82,83,85,
31,33,34,36,
37,39,40,42,
45,47,48,50,
80,82,83,85,
31,33,34,36,
37,39,40,42,
45,47,48,50,
51,53,54,56
42-33
45,46
45,46
22,19-14,
11-3
HA1-HA3 2,207,206
177-174
171-168
171-168
25-27
60-66
24,21
60-66
24,21
151
DATA1(FLR)
149
BCK
148
LRCK
147
XCK
CDSEL
110
MREQ
MREQ
BCK-1
LRCK-1
XCK1
113
MDI
108
I/P SW
114
MC
115
ML
MDI
MC
ML
MDI
MC
ML
Q202
1LE
IC331
D/A CONVERTER
IC301
DATA1
BCK
LOUT
OPTICAL
DIGITAL
OUT
IC392
+3.3V
REG.
A3V-2
D +5V
1
3
IC907
+3.3V
REG.
D +3.3V
D +1.8V
1
3
IC211
IC502
+1.8V
REG.
D +5V
A3V-1
1
3
+3.3V
REG.
ROUT
L-OUT
R-OUT
LRCK
SCKI
2
1
3
16
7
8
8
15
14
13
62,73,86,97
DATA1
IEC958
26
11
CE
DQ0-DQ15
A0-A21
HAD0-15
HAD0-15
11 WE
28 OE
IC206
RAM
29-36,
38-45
25,24,23,
22-18,
8-1,48,
17,16,9,
10,13
7
XTI
X902
27MHz
8
XTO
D
MAIN
SECTION
(Page 34)
B
DVD DSP (1/2)
SECTION
(Page 23)
C
TUNER/TAPE DECK
SECTION
(Page 33)
A
DVD DSP (1/2)
SECTION
(Page 31)
23
CVBS OUT
4 CVBS IN
CVBS
6 Y-IN
Y/G
2 C-IN
C
12
14
CB-IN
CB/R
CR-IN
SI
13 MUTE2
3
9
MUTE1
I/P
10 CY-IN
CR/B
25
WIDE
I/P SW
Y-OUT
C-OUT
21
26
IC1101
VIDEO AMP/BUFFER
20
CY-OUT
18
CB-OUT
16
CR-OUT
VIDEO
OUT
VIDEO
J1102
CD DIGITAL OUT
OPTICAL
COMPONENT
VIDEO OUT
J1103
S VIDEO
OUT
J1101
C
Y
Y
P
B
/C
B
P
R
/C
R
IC252
DATA OUT SELECTOR
5
2
1
6
SDERROR
182
SDEF#
4
3
6
1
2S-CD
1S-1D
2,5
I/P
SWITCH
Q1101
Click on the first or last page to see other HCD-NXM2D service manuals if exist.