![Sony MDS-JA20ES - Minidisc Deck Скачать руководство пользователя страница 36](http://html.mh-extra.com/html/sony/mds-ja20es-minidisc-deck/mds-ja20es-minidisc-deck_service-manual_411987036.webp)
MDS-JA20ES
– 37 –
– 38 –
6-2.
BLOCK DIAGRAM – MAIN Section –
05
X200
45MHz
LED DRIVE
Q756
ROTARY
ENCODER
FL DRIVE
Q781, 782
D756
STANDBY
LED DRIVE
Q754
D754
P
LED DRIVE
Q755
D755
r
REC
D758
MEGA
CONTROL
LED DRIVE
Q758
D757
FILTER
LED DRIVE
Q757
D753
(
LED DRIVE
Q753
72 74
A/D CONVERTER
IC100
BUFFER
IC101
11
15
16
10
ADDT
ADDT
DADT,
BCK,
LRCK
INLP
VREF
VREFL
R-CH
R-CH
R-CH
BCK1
MCKI
LRCK1
12
AOUTL–
13
AOUTL+
12
INLM
INRP
INRM
16
AINL+
AINL–
(Page 36)
(Page 36)
(Page 36)
A
DIGITAL
IN
B
DIGITAL
OUT
C
LINE AMP
IC103
ROTARY
ENCODER
S740
BUFFER
IC241
SIRCS
BUFFER
Q800
REMOTE CONTROL
RECEIVER
IC761
OSC
RV760
ANALOG
REC LEVEL
S740
DIGITAL
REC LEVEL
J100
RV790
PHONE
LEVEL
R-CH
R-CH
R-CH
D802
D803
LINE IN
(ANALOG)
LINE OUT
(ANALOG)
J790
PHONES
L
R
L
R
87
6
DALATCH
DA
P3
73
P2
75
P4
P1
61 62
COM24
COM23
67
1
3
88
DVOL1
DVOL0
22 21
MUTE
83
DARST
CP
CS
+5V REGULATOR
IC205
+7V REGULATOR
IC703
–7V REGULATOR
IC702
–32V
REGULATOR
IC701
+5V
REGULATOR
IC704
+3.3V
REGULATOR
IC192
+5V REGULATOR
IC102
–32V
(FL DRIVER (IC771) B–)
AC IN
AC
(TO FL781)
T701
POWER
TRANSFORMER
RY700
RELAY CIRCUIT B+
+3.3V
MD MECHANISM DECK SECTION,
DIGITAL IN/OUT CIRCUIT B+
+5V
MD MECHANISM DECK
SECTION B+
BACK UP +3.3V
SYSTEM CONTROLLER
(IC800) B+
BT701
LITHIUM
BATTERY
RECT
D706
RECT
D719, 720
D806
D710
D709
D721
D805
+7V
VCC
AUDIO
CIRCUIT
–7V
RECT
D711, 712
RECT
D715 – 718
RELAY DRIVE
Q705
RELAY DRIVE
Q703
POWER DOWN
DETECT
IC801
79, 80, 1
39 – 60
3 – 37
AD1 – AD3
97, 95 – 93
KEY0 – KEY3
COM01 – COM22
SEG01 – SEG35
SEG01 – SEG35
SEG36 – SEG38
G23
G24
G01 – G22
FLUORESCENT
INDICATOR TUBE
FL781
FL/LED DRIVER
IC771
OUTPUT
INTERFACE
DECIMATION/
LOW-CUT
FILTER
DECIMATION/
LOW-CUT
FILTER
PLM & BUFFER
∆Σ
MODULATOR
∆Σ
MODULATOR
+
–
+
–
+
–
+
–
MODE
CONTROL
CLOCK
BUFFER
CLOCK
GENERATOR
1024FS
CLOCK
BUFFER
TIMING
CONTROL
+5V
A/D CONVERTER (IC100) B+
(FOR ANALOG SECTION)
+5V
A/D, D/A CONVERTER (IC100, 200) B+
(FOR DIGITAL SECTION)
LOADING MOTOR
DRIVER
(IC400) B+
SYS +3.3V
+5V
D/A CONVERTER (IC200) B+
(FOR ANALOG SECTION)
82
A1OUT
7
A1IN
D/A CONVERTER
IC200
CURRENT PULSE
IC204
2
6
29
4
41
47
43
DATA
IN1+
DADT
BCK
LRCK
BCK
LRCK
L1+
R-CH
BCK
ATT
XIN
48
64FSI
28
40
XOUT
64FSO
35
FLDATA
37
FLCLK
34
70 69 68
FLCS
2
JOG0
GND
SW
1
JOG1
92
SOURCE
91
TIMER
12
19
P.DOWN
84
STB
≠
AMS
±
PUSH ENTER
S713
S701 – 706, 711, 712,
S714, 716, 722 – 726,
S731 – 734
A
B
7
SHIFT
SWDT
SCLK
8
LATCH
LRCK
RMC
89 LED0
90 LED1
65 OSCI
C772, R772
66 OSCO
256FSO
54
128FSO
MCLKI
LVCKO
3
OVFLAG
52
25
IN1–
MIX AMP
IC243 (1/2)
LOW-PASS
FILTER
IC243 (2/2)
HEADPHONE
AMP
IC790
24
IN2+
27
IN2–
28
21
I01+
1
I02–
2
I02+
5
I01–
4
L1–
20
L2+
24
L2–
25
R1+
36
R1–
37
R2+
33
R2–
INIT
32
5
(Page 36)
D
SWDT, SCLK
(Page 36)
F
512FS
(Page 36)
E
S/P
ATT & IIR
FIR
OVERFLOW
DETECTOR
ATT & L.I.P.
NOISE
SHAPER &
REGISTER
SWITCHING
CIRCUIT
CONTROL
CIRCUIT
COAX/XOPT
OPT2/XOPT1
86 85
3
ANA5
4
SYS3.3
5
BACK
6
STBY
2
S.RESET
12
J800
S-LINK
CONTROL A1
+3.3V
S741
INPUT
S751
TIMER
1
2
56
55
19
18
•
SIGNAL PATH
: PLAY (ANALOG OUT)
: PLAY (DIGITAL OUT)
: REC (ANALOG IN)
: REC (DIGITAL IN)
OUT
OPT1
WAVE
SHAPER
IC301
WAVE
SHAPER
IC305
OPTICAL
RECEIVER
IC303
OPTICAL
RECEIVER
IC302
OPTICAL
TRANSCEIVER
IC304
OPT1
DIGITAL IN
OPT2
DIGITAL IN
OPTICAL
DIGITAL OUT
OPT2
COAX
COAX
SEL0
SEL1
SEL0
SEL1
SEL0
SEL1
DIGITAL INPUT SELECTOR
IC300
COAXIAL
DIGITAL IN
J300
7
6
5
4
3
14
2
COAXIAL
DIGITAL OUT
J301
T301
RESET
6
5
SDA
SCL
EEPROM
IC171
XIN
SDA
SCL
XOUT
X800
7MHz
15
13
XT-IN
XT-OUT
X801
32.768kHz
10
11
61
66
4
5
REC
OFF
PLAY
ANALOG
COAX
OPT1
OPT2
SYSTEM CONTROLLER
IC800 (2/2)
REGULATOR
IC700
S.RST
DPD
RY200
Содержание MDS-JA20ES - Minidisc Deck
Страница 13: ... 13 ...
Страница 14: ... 14 ...
Страница 43: ...6 7 PRINTED WIRING BOARDS BD SWITCH Section See page 39 for Circuit Boards Location 47 Page 67 ...
Страница 44: ... 48 6 8 SCHEMATIC DIAGRAM BD SWITCH Section Page 69 ...
Страница 45: ...MDS JA20ES 49 50 6 9 PRINTED WIRING BOARD AUDIO Board Component Side See page 39 for Circuit Boards Location ...
Страница 49: ... 57 6 13 PRINTED WIRING BOARD DIGITAL Section See page 39 for Circuit Boards Location ...
Страница 54: ...MDS JA20ES 65 66 6 17 PRINTED WIRING BOARD POWER Board Component Side See page 39 for Circuit Boards Location ...