16
1
2
3
4
1
2
3
4
C
D
F
A
B
E
DV-454-K
CN3
(4P)
IC301
L6315ATXXTY
FRONT END IC
Spindle
Motor
B1
X301
20MHz
B2
FACT
B3
B4
A
A
RFSACD
FREOUT FREIN
OUT_DATA(0)
S_DATA
FE_DATA
RF(TP)
B
C
D
E
F
VM4-
VM4+
VM3+
VM3-
C
Stepping
Motor
(Carriage)
FDO
T_DRV
T_RTN
F_RTN
F_DRV
ST1-
ST1+
ST2+
ST2-
PICKUP
ASSY
CN151
(26P)
(26P)
A
LOAB ASSY
M
IC351
M56788AFP
FTS Driver
IC251
BA6664FM
Spindle
Driver
IC11 PE5314B
FL CONTROL
MICROCOMPUTER
20
21
15
16
19
17
7
6
12
11
8
10
10
3
84
B_OUT 25
16
HSYNC
_PWM0
131
123
TDO
FG
LOAD_DRV
SPDL
PDM
FG
SPDL PDM
TACT
IN4-
VM1+
IN5-
IN3-
PC(2) PC(6)
124
116
132
PIXCLK
120
12
18
16
25
24
13
12
H1+
FG
X1
X2
IR
IR
EC
H1+
9
24
22
10
9
42
38
3
20
34
VM1-
35
VM2-
31
VM2+
32
VM5-
15
VM5+
14
17
24
25
26
23
3
2
1
4
4
3
CN251
(12P)
CN401
(13P)
CN11
(5P)
CN301
(5P)
9
2
1
IC302
K6T1008V2E-TB70
1M SRAM
Work RAM for Error Correction
IC604
K4S641632F-TC75
64M SDRAM
Work RAM for MPEG Decode
IC603
VYW1978
8M FLASH ROM
V11
FL TUBE
• RF Demodulation
• Servo Control
• Servo Decode
• Error Correction
IC601
STI5519AVB-B0C
BACK END IC
• System Control
• MPEG Video Decode
• Video Encode
• Video DAC
• Audio Decode
(MP3, Dolby)
• Sub-picture Decode
• Spindle Drive
• FG Detection
• Main Unit Key Input
• Remote Control Receive
• FL Display Control
Focus, Tracking,
Stepper and
Loading Drive
X601
27MHz
X11
5MHz
Loading
Motor
Assy
+
–
M
H1-
H1-
10
8
H2+
H2+
11
7
H2-
H2-
12
6
H3+
H3+
13
5
H3-
H3-
14
4
A1
A1
7
10
A2
A2
4
11
A3
A3
2
12
EV+6V(B)
1
2
3
4
5
6
7
8
9
3
5
6
2
IC605 TC7WU04FU
G_OUT 26
R_OUT 27
DAC_SCLK 51
PCMDATA0 52
PCKCLK 55
Y_OUT 32
C_OUT 33
CV_OUT 34
SPDIF
DOUT
A_BCK
57
A_DATA0
A_MCLK
LRCLK 56
A_LRCK
3
4
17
KEY1
KEY1
21
KEY0
KEY0
KEY3
J301
(3P)
IC301
SPS-444L-H
22
5
2
1
5
2
1
1
1
D
PSWB ASSY
C
IRKY ASSY
E
POWER
SUPPLY
UNIT
REMOTE
RECEIVER
UNIT
EV+6V(A)
-28V
FLDC+
FLDC-
GND
P-CONT
GND
SW+12V
10
GND
11
EV+4V
12
GND
13
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
SW+3.3V
LIVE
NEUTRAL
AC IN
CN1
(2P)
F1
(13P)
VWR1352: CN101
VWR1354: CN2
PIO381 7
PIO382 8
SQUEEZ
LETTER
LOD+
SW2
SW1
LOD-
3.3V
CN602
(2P)
CN601
(5P)
CN52
(5P)
1
2
1
2
1
2
3
3
5
5
XCLOSE
OPEN
S101
205
204
XCLOSE
OPEN
15
17
16
2
1
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
3.1.1 SIGNAL ROUTE
Содержание DV-454-K
Страница 13: ...13 5 6 7 8 5 6 7 8 C D F A B E DV 454 K ...
Страница 31: ...31 5 6 7 8 5 6 7 8 C D F A B E DV 454 K B 5 5 454 454 454 CN601 A 2 5 B ...
Страница 36: ...36 1 2 3 4 1 2 3 4 C D F A B E DV 454 K G CN901 B3 5 SCRB ASSY VWV1903 G 10 3 11 SCRB ASSY ...
Страница 38: ...38 1 2 3 4 1 2 3 4 C D F A B E DV 454 K ...
Страница 68: ...68 1 2 3 4 1 2 3 4 C D F A B E DV 454 K SIDE B 1 2 13 CN401 CN1001 CN951 15 IC6 V 1 W FCS_RTN ...
Страница 81: ...81 5 6 7 8 5 6 7 8 C D F A B E DV 454 K 7 STI5519AVB B0C FJMB ASSY IC601 Back End IC Block Diagram ...
Страница 90: ...90 1 2 3 4 1 2 3 4 C D F A B E DV 454 K 7 L6315ATXXTY FJMB ASSY IC301 Front End IC Block Diagram ...