MZ-N1
3030
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM – SERVO/USB Section –
33
29
28
41
42
1
44
21
31
25
43
24
23
4
8
9
10
11
12
14
5
6
13
7
18
19
JX JY JX
IX IY
IY
IX
JX
JY
A
B
C
D
MON
IX
A
B
CD
OPTICAL PICK-UP BLOCK
(LCX-5R)
HR601
OVER
WRITE
HEAD
S0
S1
D
D-C
PD-NI
PD-O
C
B
A
VREF
A-C
JY
JX
IX
IY
RF AMP,
FOCUS/
TRACKING
ERROR
AMP
TPP/WPP
APC
S-MONITER
RF OUT
PEAK
BOTM
ABCD
FE
ADIP IN
TE
ADFG
PD-I
VC
SBUS
SCK
S-MON
XRST
PEAK
/BOTM
RF AMP, FOCUS/TRACKING ERROR AMP
IC501
M603
OVER WRITE
HEAD
UP/DOWN
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
AUTOMATIC
POWER
CONTROL
Q501
20
LD
SERIAL
INTERFACE
TRK+
FCS+
FCS–
FCS+
FCS–
TRK–
TRK+
TRK–
163
169
170
171
172
181
202
174
108
75
180
28
80
81
27
26
206
35
33
41
38
37
42
25
30
31
1 2 3 5 6
142 141 140 145143
4
7
CHARGE
PUMP 2
27
28
CHARGE
PUMP 1
225
226
216
217
218
212
76
222
220
221
219
84
210
209
207
208
16
15
27
28
11
13
32
30
214
215
26
41
44
42
43
1
2
6
4
52 53 54
48 74
35
37
24
39
25
23
45
46
56
55
8
18
19
20
17
230
190
195
155
LD-A
(TRACKING)
(FOCUS)
2-AXIS
DEVICE
OVER WRITE
HEAD DRIVE
Q604, 605
MM
EFM
PRE DRIVER
H-BRIDGE
PRE DRIVER
SYSTEM CONTROL (1/2)
HB
HA
OUTA
OUTB
VREF
C1H
C1L
C2H
C2L
VRECIN2
CLK
EFM
VRECIN1
VRECO
B+
SW
RECON
OE
RI
FI
MODE3
MODE2
MODE1
HD CON2
HD CON1
EFMO
OVER WRITE HEAD DRIVE
IC601 (1/2)
RFI
PEAK
BOTM
ABCD
FE
TE
ADFG
VC
VREF MON
XRF RST
SE
SSB CLK
PD S0
PD S1
SSB DATA
APCREF
SYSTEM CONTROLLER,
DIGITAL SIGNAL PROCESSOR,
16M BIT D-RAM
IC801 (1/3)
• SIGNAL PATH
: PLAYBACK
: REC (ANALOG IN)
: REC (DIGITAL IN)
: USB CHECK OUT
A
B
C
D
DIN1
ADDT
AOUTL
156AOUTR
134UDP
DIN1
ADDT
AOUTL,
AOUTR
AOUTL
CLK
SLCU
SLCV
SPCU
SPCV
SPCW
SLD MON U
SLD MON V
CLV MON U
CLV MON V
CLV MON W
SPRD
SPDL MON
SLDW
SFDR
SLDV
SLDR
SLD MON
FRDR
FFDR
TRDR
TFDR
SPDV
SPDW
XRST MTR DRV
RI1
FI1
RI2
FI2
WI2
PWM2
VI2
UI2
VI1
WI1
CPWO1
CPVO1
CPUO1
CLV MON W
CLV MON V
CLV MON U
OE
UI1
PWM1
RO1
FO1
RO2
FO2
FCS–
FCS+
TRK–
TRK+
COM2
VO1
WO1
UO2
VO2
CPVI2
WO2
CPUI2
CPWI2
CPUO2
CPVO2
UO1
CPUI1
CPVI1
CPWI1
COM1
TRACKING
COIL DRIVE
FOCUS
COIL DRIVE
SPINDLE
VOLTAGE MONITOR
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
MOTOR DRIVE
IC551
BIAS
M601
(SPINDLE)
U
WV
M602
(SLED)
U
WV
47
CPWO2
SLD MON U
SLD MON V
SLD MON W
SLED VOLTAGE
MONITER
AOUTR
227SLCW
SLD MON W
213 SPFD
234 MNT3
OFTRK
135UPUEN
133UDM
5
4
D+
D–
CN601 (1/2)
USB
CRADLE
CONNECTOR
138UOSCO
137UOSCI
X801
48MHz
(Page 32)
(Page 31)
(Page 31)
(Page 31)