HCD-S300
21
21
6-2. BLOCK DIAGRAMS
– RF/SERVO SECTION –
INLIMIT
SENSOR
M
IC001
DVD/CD RF AMP
DIGITAL SERVO
2VC
RF
A-D
E-H
VC
PD
LD
VR
FCS
FOCUS
COIL
DVD/CD
LD MODULE
DVD/CD
PDIC
OPTICAL DEVICE
TRACKING
COIL
TRK
M001
LOADING
MOTOR
M
SLED
MOTOR
M
SPINDLE
MOTOR
M
TILT
MOTOR
OCSW 1, 2
CKSW1
1
54
FE 40
TE 39
PI 29
MIRR 26
TZC 32
27
HOLD2 42
DFT 31
VCI 33
43
ı
46
9
ı
12
17
19
20
5
ı
8
13
ı
16
Q002
Q801
S001
TRAY SENSOR
S002
CHUCK SENSOR
TIA, TIB
INLIM
SPM
SLA, SLB
09
FDCHG
SIGO
A-D
RF IP
A2-D2
E-H
VC
SCLK
SWD
SRD
SDEN
PD
LD
Q001
LD DRIVE
69
22
41
ı
44
ADC0
68 ADC1
67 ADC2
66 ADC3
65 ADC4
FCSON
XSDPIT
XSDPRD
XSDPWR
XSDPCS
HA0, 1
HD8-15
N27MSDP
XSDPRST
X3VRST
DVD RF
CD RF
MDP0
LOCK
MDS0
20 TRREF
21 TRIN
23 FGIN
38 GIO 11
28 DFCTI
128
HINT
39
GIO 10
VRBA,
DAB 0-3
FG REF
1
HRD
2
HWR
3
HCS
EA 0, 1
HD 0-7
46 GIO 4
RS
X2/CLKIN
50
26
108
GIO 0
GIO 5-8
DAB 0, 1
DAB 2,3
GIO 1, 2
PWM 0-2
TRD
TILT MUTE
FGMODE
FCD
TLTA,TLTB
117
ı
120
122
125
74
81
84
93
96
15
ı
18
13
14
2
3
23
26
FOCUS
COIL
DRIVE
TILT
MOTOR
DRIVE
Q802, 803
GAIN
CONTROL
TRD
FCD
TLTA, TLTB
7
9
20
IC702 (1/2)
11
ı
14
15
16
17
18
SPINDLE
MOTOR
DRIVE
LOADING
MOTOR
DRIVE
SLED
MOTOR
DRIVE
SLDA, SLDB,
STVC
+3.3V
2.5VC
2VC
1.6VC
+5V
20
26
24
3
1
IC702 (2/2)
+3.3V
7
5
IC803 (1/2)
IC803 (2/2)
14
12
13
9
2
3
5
6
SLDA, SLDB,
STVC
7
ı
9
80
85
92
97
48
49
4
5
SPDLSTOP
SPGAIN
XDRV MUTE
LDMM/DMM
LDMP/DMP
OCSW1
OCSW2
CKSW1
10
8
3
1
5
7
(Page 23)
TRACKING
COIL
DRIVE
11
12
5
6
IC801
FOCUS/TRACKING COIL
TILT MOTOR DRIVE
IC802
SLED MOTOR, SPINDLE MOTOR
LOADING MOTOR DRIVE
D807
D701
D801
(1/2)
D802
D801 (2/2)
D803 (2/2)
D803 (1/2)
D805
(1/2)
D805 (2/2)
IC701
SERVO DSP
SIGNAL PROCESS/
VIDEO SECTION
A
B
(Page 22)
MAIN SECTION