Sony HCD-LX10000 / MHC-LX10000 Service Manual ▷ View online
25
HCD-LX10000
SECTION 7
DIAGRAMS
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. (p: pF)
Note:
• All capacitors are in µF unless otherwise noted. (p: pF)
50 V or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and
1
/
4
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
f
: internal component.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• 5 : fusible resistor.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
CD board
no mark: CD PLAY
Other board
no mark: TUNER (FM/AM)
( ) : CD PLAY
<
CD board
no mark: CD PLAY
Other board
no mark: TUNER (FM/AM)
( ) : CD PLAY
<
> : TAPE PLAY
[
] : TAPE REC
*
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 MΩ).
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
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: RECORD
J
: CD PLAY
N
: MIC INPUT
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
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:
Note:
• X : parts extracted from the component side.
•
Note:
• X : parts extracted from the component side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
26
HCD-LX10000
7-1. CIRCUIT BOARDS LOCATION
CD-SW board
TRANS board
PA board
SURROUND board
LIGHTING board
SWITCHING POWER
TUNER PACK
PRIMARY board
MAIN board
MIC board
JOG board
PANEL board
MOTOR (LD) board
SW board
SENSOR board
CD board
DRIVER board
MOTOR (TB) board
27
27
HCD-LX10000
HCD-LX10000
7-2. BLOCK DIAGRAM – CD SECTION –
A
MAIN
SECTION
(Page 29)
B
DISPLAY/TUNER
SECTION
(Page 31)
: CD
• SIGNAL PATH
12
6
11
13
14
15
16
17
18
4
26
23
2
20
M
M
19
20
36
37
11
13
9
7
6
95
100
102
104
105
86
81
61
62
63
65
21
40
11
16
19
14
77
78
55
26
25
27
28
29
107
12
22
10
14
100
66
60
15
18
5
7
5
1
3
26
27
25
7
5
24
23
22
46
45
44
43
39
42
41
6
19
21
40
38
18
3
2
1
28
37
36
8
7
6
4
5
2
41
115
3
4
3
2
6
9
7
8
34 33 31 32 9
IC712
TBL MOTOR DRIVER
9
7
7
9
7
7
4
2
2
4
2
2
M
M
MP3 STB
MP3 REQ
XTCN
MP3 REQ
MP3 STB
MP3 CLK
MP3 CLK
MP3 ACK
MP3 ACK
MP3 DATA OUT
MP3 DATA
MP3 LP
MP3 LP
MP3 CS
MP3 RST
MP3 CS
MP3 RST
MP3 DATA IN
SCOR
SENS
CD-CLK
XLAT
CD-DATA
XRST
XTCN
SCOR
SENS
CLOCK
XLT
DATA
XRST
R-CH
CD-L
CD MUTE
IC731
(TABLE SENSOR)
IC701
(LD)MOTOR DRIVER
RIN
FIN
OUT1
OUT2
RIN
FIN
OUT1
OUT2
LMR
LMF
TM-R
TM-F
TBL_SENS
E-1
E-2
E-3
OPEN SW
Q731
M751
(TABLE LOADING)
M741
(TABLE)
RE701
S751
(OPEN)
ROTARY
ENCODER
E-3
E-2
E-1
INVERTER
D+3.3V
IC303
+3.3V
MP3 DECODER
IC301
SDO0
LRCKIA
SFSY/LRCK1B
SDI0
VDD
VDD
VDDM
BCKIA
SBSY/BCK1B
CD MUTE
Q250,251
Q250,251
CD MUTE DRIVE
Q540, 541
STANBY
PO11/BUCK/AD1
MIACK
MICK
MIDIO
MICS
MILP
RESET
SRMSTB
SYSTEM
IC401 (1/5)
CONTROL
VMUTE
CDG/BGC
CDG DET
CD POWER
CNVCC
VMUTE
CDG/_BGC
CDG-DET
CDG-POWER
CNVCC
ON BOARD
PROGRAM
PROGRAM
• R-CH is omitted due to same as L-CH.
IIC-CLK
IIC-DATA
TXD1
RTS1
CLK1
RXD1
CN VSS
RESET
NO402
CN402
IIC-CLK
IIC-DATA
CNVSS
RESET
VMUTE
CDG/-POWER
CDG/_BGC
CDG/-DET
FOCUS
COIL
TRACKING
COIL
IC251
SL/SP MOTOR
DRIVER
MUTE
CH2OUT-F
CH1FIN
OUT
VREF
CH1RIN
CH2FIN
SFDR
OPIN+
CH2OUT-R
CH1OUT-R
CH1OUT-F
CH4OUT-R
CH4OUT-F
CH3OUT-F
CH3OUT-R
M101
(SPINDLE)
M102
(SLED)
S101
(LIMIT)
LD
PD
TFDR
FFDR
CH3FIN
SSTP
MPD
XTAO
XTAI
TRDR
SRDR
CH3RIN
CH2RIN
FRDR
XRST
X171
16.9MHz
DRIVER
Q10
LD
GND
F+
F
T+
T
VR
PD
OPTICAL PICK-UP
BLOCK
(KSM-215DCP/C2NP)
+3.3V
VCC
VC
A
B
C
D
E
F
DETECTOR
A
B
E
F
AOUT2
AOUT1
PCMD1
LRCKI
LRCK
PCMD
VC
C
D
BCK
BCK1
IC101
RF AMP,
DSP,DAC
XTACN
XRST
DATA
XLAT
CLOCK
SENS
SCOR
XTCN
XRST
DATA
XLT
CLOCK
SENS
SCOR
REG
LD
28
28
HCD-LX10000
HCD-LX10000
7-3. BLOCK DIAGRAM – TAPE/TUNER SECTION –
ST-L
E
MAIN
SECTION
(Page 29)
REC-OUT-L
D
MAIN
SECTION
(Page 29)
TAPE
MECHANISM
BLOCK
32
A TRIG
DRIVE
: PLAYBACK (DECK B)
: PLAYBACK (DECK A)
R-CH
FM/AM TUNER UNIT
ANTENNA
ST-L
FM ANT
AM ANT
AM ANT
ST-R
TUNED
ST-DIN
ST-DOUT
ST-CLK
ST-CE
FM 75
COAXIAL
CAP M+
BTRGM+
ATRGM+
AHALF
BHALF
APLAY
BPLAY
B SHUT
A SHUT
A SHUT
REC(FWD)
REC(REV)
CAPM-CONT
B-TRIG
A-TRIG
TC-RELAY
A-HALF
B-HALF
A-PLAY
B-PLAY
BSHUT
ASHUT
ASHUT
REC BIAS
PB-A/B
ALC
REC-MUTE
TC-MUTE/IO-EXP DATA OUT
AM
EQ OUT1
A
B
TUNED
MC DOUT(ST)
MC DIN(ST)
ST-CLK
ST-CE
ST-CE
34
28
27
26
24
21
56
59
58
67
65
90
89
51
47
94
48
57
53
B TRIG
DRIVE
55
CAP MOTOR
DRIVE
54
88
86
84
87
85
13
11
15
14
PB OUT1
TAI1
REC IN1
AIN1
BIN1
A/B
ALC ON/OFF
REC MUTE ON/OFF
MUTE ON/OFF
DECK A/B SELECT
PB/REC EQUALIZER AMP
Q340, 343
Q342, 345
Q341,344
SYSTEM CONTROL
(CD/TAPE MECHANISM CONTROL)
REC-OUT1
EQ
TC-PB-L
TEST
CONNECTOR
CN510
R-CH
R-CH
R
L
C
MAIN
SECTION
(Page 29)
MUTE
Q280
MUTE DRIVE
Q542, 543
PB
HEAD
DECK-A
DECK-B
BIAS OSC
Q370
BIAS
TRAP
SWITCH
DRIVE
Q377, 379
SWITCH
DRIVE
Q382, 383
R-CH
R-CH
Q376
Q373, 374
Q381
L – CH
R – CH
R-CH
C174, L104
BIAS+9V
REC/PB
HEAD
ERASE
HEAD
Q378,380
T301
L – CH
R – CH
: TUNER (FM/AM)
: RECORD
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
IC301
IC401(2/5)
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