Rf/Servo Block Diagram - Sony DVP-NS500V Service Manual

DVP-NS500V/NS700V

3-2. RF/SERVO BLOCK DIAGRAM

IC201 2 (DVD play)
200 mV/DIV 50 ns/DIV
570 mVp-p
BASE UNIT
KHM-250AAA/J1NP
OPTICAL DEVICE
RF
22
24
A – D 25
17
16
DVD/CD
PD IC
15
E – H 23
18
26
VC
20
PD
13
SW
10
DVD LD
DVD/CD
8
LD MODULE
CD LD
6
VR
12
FCS±
FOCUS 4
COIL 3
TRACKING TRK± 2
COIL 1
INLIM
INLIMIT
7
SENSOR
SPINDLE SPM±
M M 9
MOTOR
8
1
SLA±, SLB±
SLED M M
ı
MOTOR
4
MS-81 BOARD
(SEE PAGE 4-6)
CN001
M001
1 LDM± 5
M M
LOADING
2 4
MOTOR
S001
CKSW1
CHUCK/TRAY 4 2
OCSW1
DETECT
5 1
05
IC201 2 (CD play) IC201 tl (DVD play)
200 mV/DIV 200 ns/DIV 500 mV/DIV 50 ns/DIV
550 mVp-p 1.4 Vp-p
MB-101 BOARD (1/4)
(SEE PAGE 4-11, 13, 19)
IC201
DVD/CD RF AMP,
DIGITAL SERVO
CN203
2 RF IN SIGO 59
14
ı A – D
11
FE 42
7
ı A2 – D2 TE 41
10
PI 36
15
ı
E – H MIRR 33
18
TZC 37
19 VC
SRD
45
SWD
ı
21 DVDPD SCLK
48
SDEN
22 CDPD
DFT 38
24 LDSEL0
MON 44
Q201
25 DVDLD
DVD LD DRIVE
VCI 39
Q202
26 CDLD LDON 27
CD LD DRIVE
+3.3V
IC202
42 40
VREF 43
FOCUS
37 48
COIL
36 1
DRIVE
19
TRACKING
35 3
COIL
34 4
DRIVE
5
CN204
47
45
46
PS 39
SPINDLE
27
MOTOR 13
28
DRIVE
21
SLED
32
7
ı MOTOR
10
29
DRIVE
20
TSD-M 22
CN201
LOADING
25 16
MOTOR
24 17
DRIVE
15
3-3
IC201 tl (CD play)
IC201 rs (DVD play) IC201 rs (CD play)
500 mV/DIV 200 ns/DIV
100 mV/DIV 50 ms/DIV 500 mV/DIV 50 ms/DIV
1.4 Vp-p 180 mVp-p 860 mVp-p
IC201 ra (DVD play) IC201 ra (CD play)
500 mV/DIV 50 ms/DIV 500 mV/DIV 200 ms/DIV
1.5 Vp-p
1.7 Vp-p
FE
136 ADC1
TE
135 ADC0
PI
137 ADC2
197 MIRR
196 TZC
GIO6/SDI
173
ı GIO7/SDO
175 GIO8/SCK
180 GIO13
SSDFCTI
185 DFCTI
SS MON
144 ADC7
172 GIO5/PGIN
142
ADC5, 6
143
166 GIO0/INT2
FDRV± 204
PDM 2, 3
205
TDRV± 202
PDM 0, 1
203
SLE
139 ADC3
SPFG
140 ADC4
159 161
MDSO, MDPO
SPMUTE
SLDA, SLDB
TSD
LMP, LMM
LMCTL
IC302 <zcn (DVD play)
100 mV/DIV 50 ms/DIV
160 mVp-p
IC302 <zcb (DVD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
IC302
(1/2)
SERVO DSP
HINT 22
HCS 24
XDSPRST 156
167 198 199 168 176 177 200
3-4
SIGNAL PROCESSOR
RF+
(SEE PAGE 3-5)
IC302 <zcn (CD play)
500 mV/DIV 50 ms/DIV
860 mVp-p
IC302 <zcb (CD play)
500 mV/DIV 200 mV/DIV
1.7 Vp-p
XSDPIT
XSDPCS
XRST
SYSTEM CONTROL
(SEE PAGE 3-7)
XDRVMUTE
XLDON
CKSW1
OCSW1