Diagrams; Block Diagrams; Main Section - Sony MDS-JA333ES Service Manual

SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAMS

MAIN SECTION

HR901
OVER WRITE
HEAD
OVER WRITE OVER WRITE
HEAD DRIVE HEAD DRIVE
Q181,182 IC181
OPTICAL PICK-UP BLOCK
(KMS-260B/JIN)
K A+3V
VCC
VC
VC
I
1
J
2
DETECTOR
F
F
9
B
5
C B
I J
D A
A
4
E
E 8
D
7
C
6
AUTOMATIC
ILCC
POWER
11
CONTROL
Q162,163
LD
LASER ON
DIODE
PD
LASER ON
PD
SWITCH
10
Q101
SPINDLE/SLED MOTOR DRIVE,
VR FOCUS/TRACKING COIL DRIVE
OUT 4F
M901 6
SPINDLE
M
MOTOR
OUT 4R
8
OUT 2F
M902 27
SLED M
MOTOR OUT 2R
25
FCS+ OUT 1F
21
FOCUS
COIL
FCS OUT 1R
23
2-AXIS
DEVICE
TRK+ OUT 3F
12
TRACKING
COIL
TRK OUT 3R
10
HF MOD
MODULE
16
DSSP/DSP
IC121
VC 68 DIN0 19
VC
EFMO
100
15 TX
DOUT 21
ADDT 25
DADT 26
RF AMP XBCK 28
IC101
LRCK 27
I RF 38 57 RFI IC123
7 3
OSCI 16
J
PEAK 37 63 PEAK
BOTM 36 64 BOTM
F
AUX 33 67 AUX1
B
ABCD 35 65 ABCD
A
FE 34 66 FE SWDT 5
E
SE 28 SCLK 6
74 SE
TE 26 75 TE XLAT 7
D
C
DADTI 22
ADFG 32 78 ADFG
XBCKI 24
APC LRCKI 23
FOCNT 20 79 FOCNT
MNT1 2
SWDT 16 MNT2 3
82 DTRF
SCLK 17 81 CKRF
SRDT 8
XLAT 18 80 XLRF
SENS 9
PD APCREF 12 83 APCREF SQSY 11
DQSY 12
XINT 14
49
IC152
.
DO0 48
.
IN 4F
3 DO3 50
94 SPFD
SPINDLE .
DRAM
MOTOR
51
IC124
IN 4R
DRIVE
4 93 SPRD
34 6
1
.
31 9
IN 2F
AO0 . .
29 92 SFDR A0 DQ1 2
SLED .
36 11
MOTOR AO9 A9 DQ4 18
.
IN 2R 40 15
DRIVE
. .
30 91 SRDR 19
45 5
IN 1F
19
88 FFDR XWE 47 3 WE
FOCUS
COIL
XOE 43 16 OE
IN 1R
DRIVE
18 89 FRDR XCAS 44 17 CAS
XRAS 46 4 RAS
IN 3F
14 86 TFDR
TRACKING
COIL
RECP 13
IN 3R
DRIVE
15 85 RST 10
TRDR
PSB
16
WRPWR
HF MODULE
SWITCH
MOD
IC103,Q102-104
IC405
6
5
7
4
3
A B
14 2
SYSTEM CONTROL
IC801(1/2)
DIGITAL FILTER
NOISE SHAPER
38 SWDT OPT1/OPT1 126
COAX/OPT 127
42 SCLK
50 XLATCH
48 DATAI
45 RXO
44 TXO
49 BCKI
46 CLKO
50 LRCK
34 LRCK
33 SC DATA
58 MNT1
32 SHIFT
56 MNT2
40
SRDT
RESET AD/DA 9 30 INIT
48 SENS
D/A LATCH 125 31
LATCH
27 SQSY
25
DQSY
13 XIN
32 XINT
X501
EEPROM
45MHz
IC171
12 XOUT
SDA 61
5 SDA
SCL 66 6 SCL
S10
OUT SW 51
PACK OUT
S11
CHUCK IN SW 5
CHUCK IN
S12
REC SW
43
REC
S13
PLAY IN 49
PLAY
S101
LIMIT IN 30
LIMIT IN
REFRECT SW 67
S102
PROTECT
PROTECT SW 68
47 DIG RST IC250
LD IN 12 5 10
M10
MOTOR
M
LOADING
DRIVE
35 WRPWR MOTOR
LD OUT 13 6 2
14 MOD
4
REF VOL
LD LOW 11 SWITCH
Q251,252
29 LDON MUTE 8
37 37
IC404
10 11
IC404
4 3
IC404
8 9
IC406
3 4
IC406
1 2
A/D CONV
IC302
IC305 IC307
15 SDATA
LINE
AINL+ BUFFER
4 7 2 7 5
AMP
AINL- 5 1
IC306 IC308
14 SCLK
LINE
13 LRCK AINR+ 25 1 BUFFER 2 1 3
AMP
17 MCLK AINR- 24 7
10 RST
IC501
LVCKO1 45
D/A CONV
LVCKO2 44
BUFFER
IC505
IC509
AMP
NSDOL1 8 28 IN2- IO1+ 1 LPF
IC510
IC510
NSDOL2 6 27 IN2+ IO2- 2
BUFFER
NSDOL3 3 25 IN1+ IO2+ 5 IC509
NSDOL4 1 24 IN1- IO1- 4
D/A CONV
BUFFER
IC504
IC508
AMP
NSDOR1 17 24 IO1+ 1 LPF
IN1-
IC511
IC511
NSDOR2 19 25 IN1+ IO2- 2
BUFFER
NSDOR3 22 IC508
27 IN2+ IO2+ 5
NSDOR4 24 28 IN2- IO1- 4
RY501
RELAY
DRIVE
Q505
IC191
+5V
D+3.3V 2 1
REG
A+3.3V
LD+3.3V
IC304
+5V
+5V 1 3
REG
IC503
+5V
A+5V 1 3
REG
MDS-JA333ES
IC402
IC404
12 13 DIGITAL
3 OPT1
INPUT
DIGITAL
IC401
IN OPT
IC404
2 1
DIGITAL
3 OPT2
INPUT
J400
IC404
6 5 DIGITAL
IN COAXIAL
T400 J401
DIGITAL
OUT COAXIAL
IC403
DIGITAL DIGITAL
1
OUTPUT OUT OPTICAL
RV351
ANALOG
REC LEVEL L/R PJ501
L
ANALOG
IN
R
L
ANALOG
OUT
R
RV651
PHONE
LEVEL
IC651
J651
3 1 PHONES
HP
AMP
MUTE
Q651,654
5 7
MUTE
Q652,653
MUTE CONT
Q202
P DOWN
A POWER
SECTION
+5V
• Signal Path
+7V
: PB : PB
:REC
+7V
: PB (Digital out)
: REC (Digital in)