17 Block Diagram
BUFFER
QR8571
OPTICAL PICK UP UNIT
Q8551,8552
Q8561,8562
VOL4+
VOL4-
VOL3+
17
OPIN+
4
OPIN-
5
15
16
VOL3-
18
VOL1+
14
VOL1-
13
VOL2+
12
VOL2-
TRAVERSE SW
11
MUTE
CH1,2
MUTE
CH3
24
BIAS1
1
VIN1
2
VIN2
3
23
VIN3
27
9
MUTE12,4
SW
SP DRV
F0 DRV
PWM0
148
DRV1
76
TRS DRV
MUTE3
DRV0
75
AD1
140
DRV4
79
DRV8
83
DRV3
78
81
DRV6
72
FG
111
110
125
126
RFINP
RFINN
LPC2
LPC02
LPC1
LPC01
VIN9
VIN10
VIN5
VIN6
VIN7
VIN8
VIN4
VIN3
VIN2
VIN1
MOTOR
SPINDLE
MOTOR
TRAVERSE
ACT F-
HFM
ACT F+
ACT T-
ACT T+
ACTUATOR
COIL
FOCUS
COIL
TRACKING
BIAS2
TRACKING COIL/FOCUS COIL/TRAVERSE/SPINDLE MOTOR DRIVE
C0GBG0000048
IC8251
PWM1
VHALF
TRV DRV
147
128
MUTE12
MUTE
CH4
20
MUTE4
MUTE3
LDIN
6
OPOUT
+
-
+
-
+
-
+
-
SHIFT
LEVEL
+
-
+
-
SHIFT
LEVEL
+
-
+
-
SHIFT
LEVEL
+
-
+
-
SHIFT
LEVEL
+
-
-
+
-
+
IC8001
MN2DS0003APH
DV2.1 LSI
LD DRIVE
LD DRIVE
130
129
134
133
132
131
135
136
137
138
123
124
LASER DIODE
B1
B2
B4
OPTICAL PICK UP UNIT
B3
A3
A2
PHOTO DETECTOR
A4
A1
LASER DIODE
AMP
HEAD
6
SCL
SDA
5
SCL
SDA
P9
59
60
P8
EE PROM
(Not supplied)
C3EBGZ000001
IC8611
Q8606,
8607
BUFFER
Q8550,
8560
BUFFER
NRST
IC8601
VOLTAGE DETECTING
C0EBE0000384
NRESET
IC8606
RESET
C0EBA0000031
OUT
2
1
73
SA-HT640WPL BLOCK DIAGRAM
SA-HT640WPL
61
Summary of Contents for SA-HT640WPL
Page 4: ...23 2 Packaging 109 24 Replacement Parts List 110 24 1 Component Parts List 111 4 SA HT640WPL ...
Page 10: ...10 SA HT640WPL ...
Page 16: ...16 SA HT640WPL ...
Page 19: ...8 2 Detail Block Diagram Receiver module 19 SA HT640WPL ...
Page 31: ...31 SA HT640WPL ...
Page 37: ...10 1 Disassembly Flow Chart 37 SA HT640WPL ...
Page 38: ...10 2 Main Components and P C B Locations 38 SA HT640WPL ...
Page 46: ...Step 3 Push tray assembly to the direction of arrow shown 46 SA HT640WPL ...
Page 53: ...14 2 Main P C B 53 SA HT640WPL ...
Page 60: ...SA HT640WPL 60 ...
Page 68: ...SA HT640WPL 68 ...
Page 70: ...70 SA HT640WPL ...
Page 80: ...SA HT640WPL 80 ...
Page 86: ...SA HT640WPL 86 ...
Page 88: ...SA HT640WPL 88 ...
Page 97: ...97 SA HT640WPL ...
Page 104: ...21 3 4 2 Receiver Module P C B 104 SA HT640WPL ...
Page 106: ...23 Explode Views 23 1 Cabinet Parts Location 106 SA HT640WPL ...
Page 107: ...107 SA HT640WPL ...
Page 108: ...108 SA HT640WPL ...
Page 109: ...23 2 Packaging 109 SA HT640WPL ...