Rf/Servo Block Diagram - Sony DVP-S725D Service Manual

DVP-S325/S525D/S725D

3-2. RF/SERVO BLOCK DIAGRAM

TK-51/54 BOARD
BASE UNIT
(SEE PAGE 4-13)
KHM-220AAA
IC0011(DVD play)
200mV/DIV 100ns/DIV
536mVp-p
IC0011(CD play)
500mV/DIV 500ns/DIV
880mVp-p
OPTICAL DEVICE
CN001
RF
7 1
9
9
A-D 10
ı
DVD/CD
16
12
PDIC
17
5
ı
8
8
13
E-H 11
ı
15
16
18
VC
13 17
PD
4 19
LD Q001
DVD/CD
2 20
LD MODULE LD DRIVE
VR
5
FOCUS FCS 19
COIL 20
TRACKING TRK 21
COIL 22
IC001@ª(DVD play)
200mV/DIV 500ms/DIV
CN002 592mVp-p
10
TIA, TIB
TILT
M
ı
MOTOR
13
INLIMIT INLIM
2
SENSOR
SPM 8
SPINDLE M
9
MOTOR
4
SLED SLA, SLB
M
ı
MOTOR
7
05
MB-82/85 BOARD(1/7)
IC001%¢(DVD play)
(SEE PAGE 4-25,27)
500mV/DIV 100ns/DIV
IC001$º(DVD play)
100mV/DIV 50ms/DIV
1.5Vp-p
IC001%¢(CD play)
500mV/DIV 500ns/DIV
180mVp-p
IC001#ª(DVD play)
500mV/DIV 50ms/DIV
1.5Vp-p
IC001
DVD/CD RF AMP
DIGITAL SERVO
1.3Vp-p
CN003 CN002
RF+
RF IP SIGO 54 17 2
FE
FE 40 9 10
TE
TE 39 8 11
PI
PI 29
7 12
A-D
A2-D2
MIRR
MIRR 26 3 16
E-H
TZC
TZC 32 5 14
2VC
VC VCI 33 2VC
6 13
SCLK SSCK, SSWD,
43 11 5
SSRD, SSCS
SWD
ı ı ı
SRD
PD 14 8
46
SDEN
Q002
SSDFCT
FDCHG 27
LD 15 4
SSDFCTI
HOLD2 42 4 15
DFT 31
CN004 CN003
6 FCS 12
7 13
4 TRK 14
5 15
IC001@ª(CD play)
200mV/DIV 20ms/DIV
448mVp-p
15 1
TIA, TIB
ı ı
18 4
INLIM
8 11
13 SPM 5
14 6
9 7
SLA, SLB
ı ı
12 10
MS-29 BOARD
(SEE PAGE 4-16)
CN011
CN001
M001
1 LDM 1
M
LOADING
2 2
MOTOR
S001 4 OCSW 1, 2 4 OCSW 1, 2
TRAY SENSOR 6 6
CKSW1
S002 CKSW1
3 3
CHUCK SENSOR
3-3
IC001$º(CD play)
IC701^ª(DVD play)
500mV/DIV 50ms/DIV
500mV/DIV 50ms/DIV
860mVp-p
1.4Vp-p
IC701^ª(CD play)
IC001#ª(CD play)
500mV/DIV 200ms/DIV
500mV/DIV 200ms/DIV
1.7Vp-p
1.7Vp-p
IC801
FOCUS
13 2 FCD
COIL
14 3
DRIVE
Q801
9
TRACKING
11 5 TRD
COIL
IC702 (1/2)
12 6
DRIVE
7 3 1
20
TILT
15
23 TLTA, TLTB
ı
MOTOR
26
18
DRIVE
IC803 (1/2)
12
14
13
IC802
SPINDLE
15
MOTOR 26
16
DRIVE
20
2 SLDA, SLDB,
SLED
11
3 STVC
ı
MOTOR
5
14
DRIVE
6
9
+3.3V +5V
LOADING
17
MOTOR 23
IC803 (2/2)
18
DRIVE
5
10
3
IC701^•(DVD play)
100mV/DIV 5ms/DIV
180mVp-p
IC701^•(CD play)
500mV/DIV 50ms/DIV
860mVp-p
68 ADC1 FG REF 22
69 ADC0
67 ADC2
66 ADC3
65 ADC4
IC701
SERVO DSP
21 TRIN
20 TRREF
23 FGIN IC702 (2/2)
74
81
VRBA, 84 7
93
41 DAB 0-3
ı GIO 5-8
96
44
38 GIO 11
28 DFCTI
GIO 10 39
FCD 80
DAB 2,3
85
HINT 128
HRD 1
92
TRD
DAB 0, 1 HWR 2
97
HCS 3
TLTA,TLTB 48 4
GIO 1, 2 EA 0, 1
49 5
SLDA, SLDB,
7
STVC 117
ı PWM 0-2
ı
9
120
HD 0-7
122
TILT MUTE
46 GIO 4
125
FGMODE
50 GIO 0
26 108
Q802, 803
GAIN
CONTROL
7 2.5VC
8 2VC
1 1.6VC
3-4
DVD RF
CD RF
SIGNAL PROCESS
(SEE PAGE 3-5)
LOCK
MDS0
MDP0
+3.3V
5
FCSON
XSDPIT
XSDPRD
XSDPWR
XSDPCS
HA0, 1
HD8-15
N27MSDP
SYSTEM
XSDPRST
CONTROL
(SEE PAGE 3-9,10)
X3VRST
SPDLSTOP
SPGAIN
XDRVMUTE
LDMM/DMM
LDMP/DMP
OCSW1
OCSW2
CKSW1