DV-C503
10
A
B
C
D
1
2
4
1
2
4
7
8
5
3
1 2
Spindle
Motor
OEIC
15
22
23
18
19
1
2
3
4
10
3
2
7
6
24
23
22
21
RF
B1
B2
B3
B4
T RTN
F DRV
7
SPDL+
Carriage
Motor
Loading
Motor
+
-
8
SPDL-
LOAD-
LODDRV
LOADPOS, TRAYPOS, CLAMP, SED0, DISCSENS
LODDRV
+6V
-27V
-27V
LOAD+
5
SLDR R
3
SLDR F
T DRV
F RTN
PICKUP
ASSY
IC1
LA9701M
RF IC
CN555
(24P)
CN3
(8P)
CN5
(30P)
CN101
(30P)
CN102
(8P)
CN101
(15P)
CN103
(15P)
CN103
(8P)
JA101
SR IN
KEY SW
CN201
(8P)
CN201
or
CN101
1
2
CN2
CN202
(8P)
CN31
(24P)
D
SMEB
ASSY
C
LOMB
ASSY
K
PWSB ASSY
FLKY ASSY
F
DVDM ASSY
M
+
-
M
EV+5V
+5V
+3.3V
+12V
IC3
M56788FP
SPDL & FTS
DRIVER
IC2
LC78652W
SERVO DSP
IC12
PE5108A
DVD DECODER
BY CHIP
IC18
MB86373B
MPEG2
DECODER
AV-1
IC15
MN414800CSJ-07
4M DRAM
IC11
PD3410A
SYSTEM
CONTROL CPU
REG
IC103
PQ025EZ5MZP
IC101
PE5185A
FL CONTROL IC
REMOTE
SENSOR
V101 VAW1058
FL TUBE
IC14
TC55V1001AFT8
WORK SRAM
(1M)
3
RF
54
170
111
197
107
RFO
46
DSP RF
56
BH
57
PH
42
FE
35
4
56
57-60
63-66
80-84
78,86,87
55
91
54
89
TE
6
B1
7
B2
8
B3
9
B4
FDO
9
12 13 10
31
3
47
48
45
46
14
32 33 30 31 39
TDO
20
SLDO
37
SPDO
16M
27M
205
36/16M
27M
SD0-SD7
SREQ
CDDATA
XSACK
16M
28
35
15 14 17
34
32
IC19
MB811171622A-100FN
16M SDRAM
IC13
VYW1702
FLASH
MEMORY (8M)
42
5,7
12,13
8,10
9
2
5,7
12,13
8,10
9
2
+12V +5V
+3.3V
+2.5V
19-27
19-27
5-12
26
EV+5V
8 7
2
KEY SW
CN301
(8P)
J
KYLB ASSY
7
45
39
36
62
64
2
1
18,19
26
18,19
13 14
5-12
13 14
: AUDIO SIGNAL ROUTE
: RF SIGNAL ROUTE
: V/CB SIGNAL ROUTE
(VCB)
: Y SIGNAL ROUTE
(Y)
: C SIGNAL ROUTE
(C)
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
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TEL 13942296513
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