OVER WRITE
HEAD DRIVE
Q601, 602
OVER
WRITE
HEAD
10
14
16
17
11
EFM
LOGIC
MODE1
MODE2
REC DRIVE
IC602
RF AMP
IC501
EFM/
ACIRC
ENCODER/
DECODER
SHOCK
PROOF
MEMORY
CONTROL
4
5
21
22
6
•
11
•
14
|
19
2
•
3
•
22
•
23
XWE
XRAS
XCAS
XOE
D0-D3
SDTI
LRCK
BCK
MCLK
SDTO
DIN
XRST
PWM
COMP
DRAM
IC509
DIGITAL
AUDIO
IN
38
1
2
3
33
37
36
RF
AGC/
EQ
AUX
SW
ABCD
AMP
FOCUS
ERROR
AMP
PEAK/
BOTTOM
RF
AMP
8
9
10
11
19
I-V
CONV.
APC
I-V
CONV.
RF
AUX
PEAK
BTM
26
28
16
17
18
12
20
TRACKING
ERROR
AMP
TE
SE
SWDT
SCLK
XLAT
APCREF
FO CONT
34
FE
35
4
5
6
7
ABCD
AI
AMP
32
ADFG
XSTB
VC
VC
Q503
(1/2)
Q503
(2/2)
74
73
82
81
80
83
79 FO CONT
16 OSCI
17 OSCO
TFDR
TRDR
FFDR
FRDR
SFDR
SRDR
SPFD
SPRD
APCREF
XLRF
CDRF
DTRF
SE
TE
ADFG
FE
ABCD
BOTM
PEAK
AUX1
100
55
66
65
RFI
FEMO
62
63
64
78
45
44
42
41
D0-D3
46
|
49
29
|
39
•
43
WE
XRAS
XCAS
XOE
24
DADT
23
ADDT
A0
|
A11
A0
A11
25
26
27
ALRCK
ABCK
FS256
21
DIN
FOCUS/TRACKING COIL
SLED/SPINDLE MOTOR DRIVE
IC505
DRIVE
20
19
86
85
29
27
DRIVE
16
17
88
89
8
10
DRIVE
18
19
92
91
12
14
DRIVE
35
3
4
34
6
DRIVE
22
94
93
95
13
15
12
11
10
9
8
7
6
5
4
2
1
25
X501
22.5MHz
SPOFF
RSI
OPTICAL
PICK-UP
I
J
A
B
C
D
E
F
PP
VCC
AUTO POWER
CONTROL
Q502
FOCUS COIL
TRACKING
COIL
LDON
SD+
SD–
AOUT
AOUTB
PROTECT
SLED
MOTOR
COM
W
V
U
SPINDLE
MOTOR
XINTREC SW
INLS
2.7V
6
19
20
1
12
17
14
11
DRIVE
VM
PSB
STBY
FG
SPINDLE MOTOR DRIVE
IC701
POWER
SWITCH
Q701
HIGH
VCC DET
IC510
MD MECHANISM
2.7V
2.7V
XRFSTBY
3
4
XPHOTO SW
MNT 0
MNT 1
MNT 3
SWDT
SCLK
XLAT
SRDT
SENS
XRST
SQSY
DQSY
TX
WRPWR
FGIN
61
3
4
75
80
2
97
77
98
20
58
47
29
71
72
8
82
79
78
63
99
76
33
34
T COUNT
MODE 1
MODE 2
XRFSTBY
RSI
SPOFF
XPHOTOSW
INLS
XINTRECSW
PROTECT
LDON
SHOCK
FOK
SDO 1
SCK 1
XLAT
SDI 1
SENSE
XRST
SQSY
DQSY
TX
WRPWR
FGIN
SYSTEM CONTROL
IC802 (1/3)
AUDIO
SECTION
A
5
1
2
2.7V
DC/DC CONVERTER
IC601
8V
04
L602
D602
2.7V
DIGITAL SERVO
ATRAC
IC503
2.7V
Signal path
: PLAY(DIGITAL)
: REC(DIGITAL)
R-ch : same as L-ch.
MZ-R55
– 25 –
– 26 –
6-2. BLOCK DIAGRAM — SERVO SECTION —
(Page 27)
Содержание MZ-R55
Страница 4: ... 4 SECTION 1 GENERAL This section is extracted from instruction manual ...
Страница 11: ... 11 3 9 HOLDER ASSY 3 10 OP BLOCK ASSY 1 M1 4x3 0 2 OP block assy 1 claw 4 holder assy 2 3 ...
Страница 48: ... 4 SECTION 1 GENERAL This section is extracted from instruction manual ...
Страница 55: ... 11 3 9 HOLDER ASSY 1 claw 4 holder assy 2 3 ...
Страница 90: ... 4 SECTION 1 GENERAL This section is extracted from instruction manual ...
Страница 97: ... 11 3 9 HOLDER ASSY 1 claw 4 holder assy 2 3 ...