Block Diagrams; Md Block Diagram - Sony MZ-E60 Service Manual

MZ-E60

6-2. BLOCK DIAGRAMS

6-2-1. MD BLOCK DIAGRAM

• Signal path
: MD
MINIDISC
OPTICAL PICK-UP BLOCK
(LCX-2E)
CN501
VREF
6
ly
–
+
lx
–
+
Jx
–
Jx Jy Jx
+
ly
9
Jy
lx
– 10
lx ly lx Jx
+
14
Jy
A
15
– A
a b c d 16
+
B
17
B
C
F – 7
D
+
8
C
–
+
D
MON
–
18
+
MON
–
+
5
LD-A
12
LD
LD-K
13
AVCC
AVCC 20
S0
S0 11
S1
S1 19
2
TRACKING
COIL
1
4
FOCUS
COIL
3
04
MAIN BOARD
( 1/2 ) MD SECTION
RF AMP, FOCUS/TRACKING ERROR AMP
IC501
3 VREF
DVDD 21
AVCC 38
82V 30
RF OUT
33
Iy
7
Ix DFCT
8 DFCT 27
RF AMP,
Jx
9
FOCUS
Jy
10 ERROR, OFTRK
A OFTRK 26
TRACKING
11
B ABCD
ERROR
13 39
C FE
4 40
D
TE
5 44
S MON
41
A-C
12
D-C TPP/WPP
6
PD-NI
15
LD-VDD PD-I
AVCC
20 16
(Q907)
PD-O
LD-EMIT
17
19 APC
LASER
AUTO POWER PD-DRV
18
CONTROL
Q501
T COUNT
ADIP T-COUNT 28
AVCC (Q907)
ADIP IN
43
ADIP
42
XRST
24
SERIAL SCK
23
I/F
S BUS
22
TRK+
TRK–
SERVO,
1
SYSTEM CONTROL
FCS+ SECTION
(Page 19)
FCS–
– 17 –
DIGITAL SERVO
ATRAC 16M DRAM
IC601 IC602
B+
(Q907)
71 9
2 VREF VSS 1
B+
74 12
VSS 13
(Q907)
• •
70 15
A0
DRA0
|
66 19
|
• • A11
DRA11 62 21
• •
1 VDD ADJ
65 8
20 • •
• 64 6
B+
37
•
(Q907)
52 2
51 VDD
• •
•
DRD0 D0
53 3
75
| |
• •
•
58 24
87 DRD3 D3
• •
57 25
47 MCK I/O
97 ID3 XRAS 63 5 XRAS
98 ID4 XOE 60 22 XOE VSS 14
XCAS 59 23 XCAS VSS 26
XWE XWE
54 4
7 RF
LRCK 39
13 DEFECT
AUDATA 40
BCK 41
14 OFTRK
4 ABCD
3 FE
5 TE
MCLK 50
TF OUT 21
TR OUT 22
FR OUT 23
FF OUT 24
12 T COUNT
SINT 30
9 ADIP SCK 29
S BUS 28
27 XRESET
18BIT D/A CONVERTER
IC302
∆ Σ AOUTL
8X
LPF
INTERPOLATOR MODULATOR
LRCK
5
SERIAL
SDATA
4 INPUT
BICK
INTERFACE
3
∆ Σ AOUTR
8X
LPF
INTERPOLATOR MODULATOR
MCLK CLOCK
1
DIVIDER
– 18 –
14 AOUTL
SERVO,
2
SYSTEM CONTROL
SECTION
13
AOUTR
(Page 19)
B+
(Q907)
VREF
11
CKS
16
VDD
10
PD 2
TF1
SERVO,
TR1
3
SYSTEM CONTROL
FR1
SECTION
FF1
(Page 19)
VREF
MCLK
SINT
SERVO,
4
SYSTEM CONTROL
XRST
SECTION
S MON
PD (Page 19)
SSB CLK
SSB DATA
S0
S1