Rf/Servo Block Diagram - Sony DVP-NC625 Service Manual

3-3. RF/SERVO BLOCK DIAGRAM

BASE UNIT
KHM-290AAA/SERVICE ASSY
OPTICAL DEVICE
DVD/CD
PD IC
DVD/CD
LD MODULE
FOCUS
COIL
TRACKING
COIL
INLIMIT
SENSOR
SPINDLE
M M
MOTOR
SLED M M
MOTOR
MD-94 BOARD
(SEE PAGE 4-57)
LOADING LM CN004 CN001
1 8
M M
MOTOR
2 9
CN003
3
ROTARY 2
ENCODER 3 2
1
S001
SE-130 BOARD
(SEE PAGE 4-57)
CN002
TM 1 1 TM 5 10
M M
2
2 11
6
PH101
TURNTABLE
DISC DSENS
MOTOR
4 3 7
SENSOR
PH102
TRAY
TSENS
5 2
6
SENSOR
16
6 6
IC201 2 (CD PB) IC201 2 (DVD PLAY)
20nsec 0.47Vp-p 20nsec 0.79Vp-p
MB-108 BOARD (2/6)
(SEE PAGE 4-11)
CN203
RF
8
A – D
A=12
D=11
C=10
B=9
E – F
E=17
F=13
15x7
VC
PD
26
DVD LD Q201
21
DVD LD DRIVE
CD LD Q202
19
CD LD DRIVE
VR
25
FCS±
4
·
3
TRK± 2
·
1
CN204
INLIM
7
SPM±
9
·
8
1
SLA±, SLB±
4
DV-034 BOARD
CN305 CN301
(SEE PAGE 4-53)
LM LDM
8 7
9 8
CKSW1
3 10
OCSW1
2 11
OCSW2
1 5
TMP
FIN
7 3
2
OUT1, 2 TMM
4 RIN 9 1
IC303
TM 10
TURNTABLE
11
MOTOR DRIVE
DSENS DSENS
7 2
TSENS
TSENS
6 4
3-5
9
IC201 tl
8
IC201 rs (CD PB)
890nsec 1.3Vp-p
7
IC201 ra (CD PB)
IC201
DVD/CD RF AMP,
SERVO ERROR PROCESS
2 RF IN SIGO 59
14
A – D
11
FE
FE 42
7
TE
A2 – D2 TE 41
PI
10
PI 36
15
E – F MIRR 33
16
TZC 37
19 VC
SRD
45
SWD
SCLK
48
22 PD
SDEN
SSDFCTI
DFT 38
SS MON
MON 44
25 DVD LD
VCI 39
26 CD LD 27
LDON
+3.3V
IC202
42 40
VREF 43
FOCUS
37 48 FDRV±
COIL
36 1
DRIVE
19
TRACKING
35 3 TDRV±
COIL
34 4
DRIVE
SLE
5
47 SPFG
45
46
PS 39
SPINDLE
27 MDSO, MDPO
MOTOR 13
28
DRIVE
SPMUTE
21
SLED
32
SLDA, SLDB
7
MOTOR
10
29 DRIVE
20
TSD
TSD-M 22
CN201
LOADING
25 16 LMP, LMM
5
MOTOR
4 24 17
DRIVE
LMCTL
15
2
1
7
9
11
10
8
8
IC201 rs (DVD PLAY)
433mVp-p
383mVp-p
13 13
IC301 (CD PB) IC301 (DVD PLAY)
125 125
7
IC201 ra (DVD PLAY)
21msec 770mVp-p 32.4msec 466mVp-p
1.6Vp-p 1.7Vp-p
125 ADC1
124 ADC0
126 ADC2
148 MIRR
152 TZC
12
IC301 124 (CD PB)
159 GIO6/SDI
161 GIO7/SDO
GIO8/SCK
162
167 GIO13
1.8msec 15Vp-p
147 DFCTI
131 ADC7
129
ADC5, 6
130
IC301
(1/2)
SERVO DSP
153 GIO0/INT2
20
POM 2, 3
22 HINT 11 XSDPIT
HCS 12 XSDPCS
XRESET 61 XRST
15
POM 0, 1
17
127 ADC3
128 ADC4
32 33 154 143 144 155 163 164 146
XDRVMUTE
CKSW1
OCSW1
OCSW2
TRM+/XKRRST
TRM–/XKRCS
DSENS
X39IT/TSENSU/OTASUKE
CMDREQ/TSENSD/CLPBSY
3-6
DVP-NC625/NC665P
SIGNAL PROCESSOR
SIGO
(SEE PAGE 3-7)
12
IC301 124 (DVD PLAY)
1.0msec 1.62Vp-p
SYSTEM CONTROL
(SEE PAGE 3-3)