18.2. DVD (Servo)
4
-
FP8251
5
-
FP8251
MOTOR
SPINDLE
M
6
-
FP8251
7
-
FP8251
3
-
FP8251
46
5
FP8101 CN2801
LDIN
CH3
CH3
VCC2-Vf
2
2
VCC2-Vf
CH4
CH4
-
+
2
VCC1
CH2
CH2
CH1
CH1
OPIN+
OPIN-
4
5
+
-
MOTOR
TRAVERSE
INNER SW
47
4
FP8101 CN2801
INNER SW
43
8
FP8101 CN2801
OPEN SW
TRAVERSE
2
-
FP8251
UPLOAD SW
TRAVERSE
M
BIAS2
+
-
LDIN
24
25
1
VO3-
18
+
-
VO3+
17
+
-
SHIFT
LEVEL
VO4-
16
+
-
VO4+
15
-
+
-
+
-
+
SHIFT
LEVEL
+
-
BIAS1
SHIFT
LEVEL
SHIFT
LEVEL
-
+
-
+
-
+
-
+
VO2-
VO2+
VO1-
VO1+
OPOUT
VIN3
VIN1
VIN2
TRIN
OPTICAL PICKUP UNIT
FP8531
F-
FP8531
HFM
COIL
FOCUS
FP8531
F+
ACTUATOR
HFM
COIL
TRACKING
FP8531
T-
T+
8
6
7
5
16
FP8531
(CD)
DIODE
LASER
(DVD)
DIODE
LASER
PDIC
11
12
13
14
AD1
6
122
66
23
DRV1
80
28
TRCDATA3
LDCNT
PWM1
2
126
127
3
PWM0
DRV0
26
67
VHALF 110
MOTOR DRIVE
48
27
MUTE
CH3
P3
P4
MUTE
CH1,2
9
49
LPC2
LPCO2
LPC1
LPCO1
RFINP
RFINN
VIN10
VIN9
VIN8
VIN7
VIN6
VIN5
VIN4
VIN3
VIN2
VIN1
105
FP8531
PIN(DVD/CD)
103
9
LD DRIVE
12
106
LDCD+
SW
DVDIN-GND
CDIN-GND
FP8531
Q8561,Q8562
INVERTER
Q8565
SWITCH
Q8563
SWITCH
Q8564
LD DRIVE
Q8551,Q8552
FP8531
LDDVD+
104
14
FP8531
22
FP8531
10
FP8531
11
18
96
RF+
FP8531
FP8531
RF-
95
19
111
VREF
109
112
23
116
FP8531
FP8531
115
24
4
114
FP8531
3
FP8531
E1/e2+f2
E2/e3+f3
F2/e4+f4
F1/e1+f1
20
FP8531
VREF
113
118
A/a
FP8531
26
D/d
117
17
FP8531
15
FP8531
C/c
119
B/b
25
FP8531
DV5.0 LSI
120
DQM2 191
20
MUTE
CH4
CNT
DVD CD
77
D+3.3V
IC8001
IC8251
MN2DS0018MP
C0GBG0000048
SA-VK470EE DVD (SERVO) BLOCK DIAGRAM
FROM/TO
SYSTEM CONTROL
: DVD HEAD SIGNAL LINE
: DVD RF SIGNAL LINE
: MOTOR DRIVE SIGNAL LINE
: CD HEAD SIGNAL LINE
: TRACKING ERROR SIGNAL LINE
: FOCUS ERROR SIGNAL LINE
SA-VK470EE
90
Summary of Contents for SA-VK470EE
Page 3: ...3 SA VK470EE ...
Page 12: ...12 SA VK470EE ...
Page 40: ...40 SA VK470EE ...
Page 42: ...9 3 Main Components and P C B Location 42 SA VK470EE ...
Page 54: ...9 15 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 54 SA VK470EE ...
Page 88: ...SA VK470EE 88 ...
Page 98: ...98 SA VK470EE ...
Page 116: ...SA VK470EE 116 ...
Page 124: ...SA VK470EE 124 ...
Page 136: ...136 SA VK470EE ...
Page 137: ...24 Exploded Views 24 1 Cabinet Parts Location SA VK470EE 137 ...
Page 138: ...SA VK470EE 138 ...
Page 139: ...24 2 Deck Mechanism Parts Location RAA4111 S SA VK470EE 139 ...
Page 140: ...24 3 Packaging SA VK470EE 140 ...