Rf/Servo Block Diagram - Sony DVP-PQ1 Service Manual

DVP-PQ1
Q Q

3-2. RF/SERVO BLOCK DIAGRAM

3 7 6 3 1 5 1 5 0
IC201 2 (DVD play)
200 mV/DIV 50 ns/DIV
BASE UNIT
570 mVp-p
KHM-275AHA/
SERVICE ASSY
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
T E
L 1 3 9 4 2 2 9 6 5 1 3
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
w w w
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-103 BOARD (1/4)
(SEE PAGE 4-9, 11, 15)
IC201
DVD/CD RF AMP,
DIGITAL SERVO
CN201
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 LEDSEL0
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
CN202
47
45
46
PS 39
SPINDLE
27
MOTOR 13
28
DRIVE
21
SLED
32
7
ı MOTOR
10
29
DRIVE
20
TSD-M 22
LOADING
25 16
x a o
MOTOR
24 17
DRIVE
. i
15
3-3
http://www.xiaoyu163.com
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
FE
125 ADC1
TE
124 ADC0
PI
126 ADC2
148 MIRR
152 TZC
GIO6/SDI
159
GIO7/SDO
161
GIO8/SCK
162
167 GIO13
SSDFCTI
147 DFCTI
SS MON
131 ADC7
129
ADC5, 6
130
Q Q
3 7 6
153 GIO0/INT2
FDRV± 20
POM 2, 3
22
TDRV± 15
POM 0, 1
17
SLE
127 ADC3
SPFG
128 ADC4
MDSO, MDPO
SPMUTE
SLDA, SLDB
TSD
LMP, LMM
u 1 6 3
y
LMCTL
http://www.xiaoyu163.com
2 4
8 9 9
1.7 Vp-p
IC301 <zxb (DVD play)
100 mV/DIV 50 ms/DIV
160 mVp-p
IC301 <zxv (DVD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
IC301
(1/2)
SERVO DSP
3 1 5 1 5 0 8 9
HINT 11
HCS 12
XRESET 61
32 33 154 143 144 155 163 164 146
m
c o
.
3-4
2
8 9 9
SIGNAL PROCESSOR
RF+
(SEE PAGE 3-5)
IC301 <zxb (CD play)
500 mV/DIV 50 ms/DIV
860 mVp-p
IC301 <zxv (CD play)
500 mV/DIV 200 mV/DIV
1.7 Vp-p
2 4 9 8 2 9 9
XSDPIT
XSDPCS
XRST
SYSTEM CONTROL
(SEE PAGE 3-7)
XDRVMUTE
XLDON