Sony MDS-M100 Service Manual ▷ View online
MDS-M100
– 39 –
– 40 –
6-3.
BLOCK DIAGRAM – MAIN Section –
05
X351
22.5792MHz
LED DRIVE
Q751
ROTARY
ENCODER
FL DRIVE
Q767
D751
I/u
A/D, D/A CONVERTER
IC301
DATAO
ADDT
DADT, BCK,
LRCK
LRCK
DATAI
(Page 38)
A
B
MUTING
Q191, 291
MUTING
CONTROL SWITCH
Q390
REMOTE CONTROL
RECEIVER
IC781
OSC
J101
D391
D390
LINE
(ANALOG) IN
LINE
(ANALOG) OUT
R
L
R
L
L3-MODE
DAT
P1
G13
MUTE
CLK
CS
–32V
REGULATOR
IC421
RESET SIGNAL
GENERATOR
IC406
+3.3V
REGULATOR
IC192
+3.3V
REGULATOR
IC401
–32V
(FL DRIVER (IC761) B–)
AC IN
(Singapore)
(EXCEPT Singapore)
AC
(TO FL771)
RY901
T901
POWER
TRANSFORMER
T910
POWER
TRANSFORMER
+3.3V
MD MECHANISM
DECK SECTION,
DIGITAL IN CIRCUIT B+
+5V
MD MECHANISM
DECK SECTION B+
BACK UP +3.3V
BT406
LITHIUM
BATTERY
RECT
D421
D421
D431
D409
D406
D408
D433
D432
AC F-1
AC F-2
RECT
D401 – 404
+5V
REGULATOR
IC411
VOLTAGE
SELECTOR
S951
POWER DOWN
DETECT
IC601 (2/2)
40 – 51
5 – 39
97, 95, 94
KEY0 – KEY2
G1 – G12
S1 – S35
SEG1 – SEG35
G13
G1 – G12
FLUORESCENT INDICATOR TUBE
FL771
FL/LED DRIVER
IC761
DIGITAL MIXER,
DECIMATION
FILTER
DSP FEATURE,
INTERPOLATION
FILTER
PEAK DET
A/D
CONVERTER
BLOCK
0dB/6dB
SWITCH
SWITCH
D/A
CONVERTER
BLOCK
DIGITAL
INTERFACE
CLOCK
GENERATOR
L3-BUS INTERFACE
BCK
WS
NOISE
SHAPER
SYS +3.3V
DADT
BCK
LRCK
VINL1
VINR1
SYSCLK
FLDATA
FLCLK
FLCS
JOG0
GND
SW
JOG1
SOURCE
P.DOWN
STB
= AMS +
PUSH ENTER
S713
S701 – 706, 711, 712,
S714, 721 – 726
A
B
L3DATA
L3CLK
L3MODE
RMC
OSCI
C769, R769
OSCO
LINE AMP
IC381 (1/2)
LINE AMP
IC381 (2/2)
OSC
IC351
LOW-PASS
FILTER
IC386 (1/2)
LOW-PASS
FILTER
IC386 (2/2)
(Page 38)
C
(Page 38)
512FS
S731
INPUT
•
SIGNAL PATH
: PLAY (ANALOG OUT)
: REC (ANALOG IN)
RST
SDA
SCL
EEPROM
IC171
XIN
SDA
SCL
XOUT
X513
10MHz
ANALOG
DIGITAL
SYSTEM CONTROLLER
IC501 (2/2)
UNREG +6V
ANALOG
LINE OUT
CIRCUIT
UNREG –6V
RECT
D461, 462,
D466, 467
UNREG +12V
LOADING MOTOR
DRIVER (IC441) B+
RECT
D411, 412
RELAY DRIVE
Q911
S.RST
18
19
16
17
15 14 13
2
4
VOUTL
26
VOUTR
24
12
47
L3-DATA
30
L3-CLOCK
28
5
6
79
65
15
13
61
62
92
60
52
1
LED DRIVE
Q741
D741
r REC
LED0
83
LED DRIVE
Q742
D742
·
LED1
84
58
59
63
49
6
5
4
42
43
1
3
35 37 34
19 12 50
– 41 –
– 42 –
6-4.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
• Circuit Boards Location
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
%
: indicates tolerance.
•
¢
: internal component.
•
C
: panel designation.
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
p
: parts mounted on the conductor side.
•
®
: Through hole.
• b
: Pattern from the side which enables seeing.
•
U
: B+ Line.
•
V
: B– Line.
• Voltages and waveforms are dc with respect to ground in
playback mode.
• 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.
• Signal path.
E
: PLAY (ANALOG OUT)
j
: REC (ANALOG IN)
l
: REC (DIGITAL IN)
• Abbreviation
CND
: Canadian model
SP
: Singapore model
Note:
The components identi-
fied by mark
The components identi-
fied by mark
!
or dotted
line with mark
!
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
!
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.
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.
• Indication of transistor.
B
These are omitted.
C
E
Q
• Abbreviation
CND
: Canadian model
SP
: Singapore model
TRANS board
SW board
MAIN board
PANEL board
AC SELECT board (Singapore)
PANEL 2 board
BD board
MDS-M100
– 43 –
– 44 –
6-5.
PRINTED WIRING BOARD – BD Board –
•
See page 41 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D101
A-1
D181
D-3
D183
D-3
IC103
B-1
IC123
D-2
IC171
D-1
Q102
B-1
Q103
C-1
Q104
B-1
• Semiconductor
Location
Ref. No.
Location
IC101
A-3
IC121
C-3
IC124
C-3
IC152
B-1
IC181
C-1
IC192
D-1
Q101
B-3
Q162
B-3
Q163
B-3
Q181
C-1
Q182
C-2
(SLIDE)
S102
REFLECT DET,
PROTECT DET
PROTECT DET
LOW REFLECT RATE/
UNPROTECT
HIGH REFLECT RATE/
WRITE PROTECT
(SPINDLE)
BLK
RED
(Page 55)
(Page 56)
MDS-M100
– 45 –
– 46 –
6-6.
SCHEMATIC DIAGRAM – BD Board (1/2) –
•
See page 65 for Waveforms.
•
See page 70 for IC Block Diagrams.
(Page 47)
(Page 47)
(Page 47)
(Page 48)
(Page 48)
(Page 48)
(Page 48)
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