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HCD-ZX70DVD
21
21
1
12
11
10
9
5
6
7
8
13
14
15
16
20
19
14
13
12
11
17
18
15
16
14
13
12
11
16
15
M
M
M
M
M
M
8
7
2
1
3
128
116
117
118
115
50
65
93
57
91
108
21
5
7
3
1
10
8
5
7
39
54
26
114
48
49
97
92
85
38
80
9
20
46
66
22
23
28
67
44
43
42
41
69
68
26
27
32
31
29
42
28
46
45
44
43
39
40
48
47
54
59
58
49
52
50
51
63
62
64
61
AUTOMATIC
POWER
CONTROL
Q001
DETECTOR
PD
LD
LASER DIODE
RFIP
A
B
C
D
A2
B2
C2
D2
E
F
G
H
LD
PD
ATON
ATOP
AIN
AIP
DVD/CD RF AMP,
FOCUS/TRACKING ERROR AMP
IC001
SSOUT
FNN
FNP
CLM
DIN
DIP
MIRR
TZC
DFT
PI
HOLD2
MIN
SDEN
SRD
SWD
SCLK
TE
FE
HOLD1
SIGDET
SIGO
FDCHG
GIO11
FGAEF
FGIN
DFCTI
ADC2
GIO5
GIO6
GIO7
GIO8
ADC0
ADC1
DIGITAL SERVO
SIGNAL PROCESSOR
IC701
DVD +5V
DVD +3.3V
DVD +3.3V
1
CENTER VOLTAGE
GENERATOR
IC803 (2/2)
CENTER VOLTAGE
GENERATOR
IC702 (2/2)
2.5VC
2VC
1.6VC
93, 84, 81, 74, 96
VRB1 – VRB3,
VRBA, VRT0
125 – 122, 120 – 117
5, 4
HD0 – HD7
EA0,
EA1
2
DATA BUS
3
4
5
6
ADDRESS BUS
HD8 – HD15
HA0, HA1
HD8 – HD15
HA0, HA1
LOCK
N27MSDP
X3VRST
7
MDS0/MDP0
•
SIGNAL PATH
: CD PLAY
: DVD PLAY
SDSPWR
SDSPRD
SDPCS
SDPIT
XDRVMUTE
SPDLSTOP
LDMM/DMM
FCSON
SDPRST
GATE ARRAY
IC601 (1/3)
HMR
HRD
HCS
HINT
X2
TRIN
GIO10
RS
D701
D807
D804 (2/2)
D802
D803
TE GAIN
CONTROL AMP
IC702 (1/2)
Q801
D806
TILTA
TILTB
TRD+
TRD–
FCD+
FCD–
SLDA
SLDB
STVC
TILTA
SLDA
STVC
SLDB
TRD+
TRD–
FCD+
FCD–
TILTB
D805
D804 (1/2)
D801
PWM1
PWM2
GIO0
ADC4
GIO1
GIO2
DAB0
DAB1
DAB2
DAB3
PWM0
TRREF
GIO4
ADC3
DEFECT
SWITCH
Q002
FOCUS/TRACKING COIL DRIVE,
TILT MOTOR DRIVE
IC801
2
3
5
6
9
7
23
26
20
FOCUS COIL
DRIVE
TRACKING
COIL DRIVE
SPINDLE MOTOR
DRIVE
INLIMIT
SENSOR
TILT MOTOR
DRIVE
SLED MOTOR
DRIVE
TIA+
TIA–
TIB+
TIB–
SLA+
SLA–
SLB+
SLB–
SPM+
SPM–
OPTICAL PICK-UP
BLOCK
(KHM-220AAA/J1N1)
(TILT)
2-AXIS DEVICE
(TRACKING) (FOCUS)
(SLED)
(SPINDLE)
3
2
6
5
9
26
20
SPINDLE
ERROR AMP
IC803 (1/2)
SPINDLE/SLED
MOTOR DRIVE
IC802
05
DVD/CD RF
(Page 22)
(Page 24)
(Page 24)
(Page 22)
(Page 23)
(Page 29)
(Page 22)
6.
BLOCK DIAGRAMS
6-1.
BLOCK DIAGRAM – SERVO Section –
Summary of Contents for HCD-ZX70DVD
Page 22: ...22 MEMO ...
Page 72: ...72 MEMO ...