Diagrams; Block Diagram - Md Servo Section - Sony MZ-DH710 Service Manual

6-1. BLOCK DIAGRAM – MD SERVO Section –
RF AMP, FOCUS/TRACKING ERROR AMP
VREF 7
VREF10
11 RF_IY
10 RF_IX
12 RF_JX
13 RF_JY
IY
IY 56
IX 1 IX
JX 54 JX
JY 55 JY
A
A 50
B
B 51
C 52 C
D
D 49
A_C
15
D_C
14
F 20 PD_BUF
18 PD_I
17 PDO_SOURCE
IIN
OPTICAL
PICK-UP
BLOCK
(ABX-U)
S0
S1
PLSE_XDC
CONT
TRK+
TRK+
TRK–
TRK–
FCS+
FCS+
FCS–
FCS–
MVCC MDVCC
REG2 B+
PVCC
VCC REG3 B+
• SIGNAL PATH
: PLAYBACK
: REC
: USB input from PC
: USB output to PC
MZ-DH710
SECTION 6

DIAGRAMS

HR601
OVER WRITE
OVER
HEAD DRIVE
WRITE
Q601, 602
HEAD
IC501
ADIP_IN 19
NPPO 43
145 VIN
RF BUFFER
RFO
8 101 RFI
Q504
ABCD 40 108 ABCD
FE 41 109 FE
TE 114 TE
42
ADFG
23 153 ADFG
PD-NI
19 142 APCREF_DA
CLK 26 174 FS256_OUT
OFTRK 45 180 OFTRK
VC 38 123 VREF_MON
VREF09 9 110 VC
PEAK
48 106 PEAK
BOTM 47 107 BOTM
SBUS
33 251 SSB_DATA
SCK
32 252 SSB_CLK
S-MON 21 113 SE
XRESET
35 225 XRF_RST
209 PF1/S0DO
210 PF2/S1DO
254 LDPEN
272 XLSRCK
U
M702
W V
(SLED)
U
M701
W V
(SPINDLE)
OVER WRITE HEAD DRIVE
IC601 (1/2)
77
HB
CLK 60
69 HBB
EFM
62
78 HB
70 HBA
EFM_CLK
63
LATCH
56
84
M703 OUTA
OVER WRITE
M M
HEAD
UP/DOWN
82
OUTB
245 175
182
SYSTEM CONTROLLER,
DIGITAL SIGNAL PROCESSOR
IC801 (1/2)
258
176 MNT0
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
MOTOR DRIVE
IC701
TRK+
FI2
32, 33 FO2 30 155
TRK–
35, 36 RO2 RI2 29 154
FCS+
FO1 FI1
16, 17 19 156
FCS–
RI1
13, 14 RO1 20 157
216
39, 40 UO2
UI2
50 172
CPUI2
27
VI2 49 167
42, 43 VO2
WI2 48 168
26 CPVI2
46 WO2
PWM2 51 159
25 CPWI2
ST2
COM2 45 289
28
232
UO1
9, 10
UI1
63 160
22 CPUI1
VI1
64 162
6, 7 VO1
WI1 1 163
23 CPVI1
PWM1 62
161 SPFD
3 WO1
24 CPWI1 ST1
4 290
21 COM1
STALL
55 238
54 53 52 59 60 61
21 21
CLK
A
REFERENCE
VOLTAGE
SWITCHING
Q351
HEADPHONE
13
AMP
IC352
VREF_IN
158
AOUTL 147 22 INA OUTA 2
BEEP_OUTA 24
OUTB
AOUTR 148 21 INB 4
BEEP_OUTB 23
RVDD
17 18 15
212
XMUTE/MUTE
PF3/RTG3 211
BEEP 199
DTCK 313
RMC KEY
B
RMC_KEY 131
CN451
(USB)
3
UDP 314 DATA+
UPUEN 318
2
UDM 315 DATA–
1
VBUS
UOSCI 319
X801
TFDR
48MHz
TRDR
UOSCO 320
VBUS
C
FFDR
FRDR
OSCI 310
X802
22.5792MHz
OSCO 311
EEPROM
IC892
SLD_MON
SRDR
1 XCS
XCS_NV 239
SLDV
SI0 195 4 DO
SLDW
SO0 196 3 DI
SFDR SCK0 197 2 SCK
HI_Z_SLO
SDO0, SCK0
D
SPDL_MON SLD MON U
SLCU 169
SLD MON V
SPRD
SLCV 170
SLD MON W
SPDV
SLCW 171
SPDW
CLV MON U
SPCU 164
CLV MON V
SPCV 165
CLV MON W
SPCW 166
HI_Z_SPDL
XRST_MTR_DRV
MZ-DH710
(Page 22)
J352
i
RVDD
DTCK
KEY-R
RGND
(Page 22)
(Page 22)
(Page 22)