Block Diagram And Schematic Diagram - Pioneer DV-C503 Service Manual

1
DV-C503
QQ
3 7 63 1515 0

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM
A
(24P)
Spindle
OEIC 15
Motor
22
23
18
19
PICKUP
ASSY
F DRV
1
T RTN
2
T DRV
3
F RTN
4
CN202
(8P)
SPDL+
7
SPDL-
8
B
SLDR R
5
- + SLDR F
M
3
Carriage
Motor
D
SMEB
ASSY
CN31
TE
2
L 13942296513
- +
M
1
Loading
Motor
C
LOMB
ASSY
CN201
-27V
26
C or
EV+5V
CN101
18,19
(26P) +6V
14,15
+12V
10,11
+5V
6,7
+3.3V
1-3
POWER
L
SUPPLY
UNIT
www
: RF SIGNAL ROUTE
D
: AUDIO SIGNAL ROUTE
(VCB)
: V/CB SIGNAL ROUTE
(Y)
: Y SIGNAL ROUTE
(C)
: C SIGNAL ROUTE
10
1
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2
F
DVDM ASSY
CN555
(24P)
54
RF
RF
10 3
IC1 46
B1 B1
3 6 LA9701M
56
B2
B2
2 7 57
B3
B3 RF IC
7 8 42
B4 B4
35
6 9
24
23
22
21
CN3
9 12 13 10
(8P)
IC3
M56788FP
7 31 3
8 32 20
SPDL & FTS
5 34 37
DRIVER
3 35
28
15 14 17
LODDRV
CN2
LOAD-
1
LOAD+
2
+6V
CN5
(30P)
5,7
5,7
CN101
(30P)
-27V
26
EV+5V
18,19
14,15
10,11
6,7
1-3
CN104
(26P)
I
FLKY ASSY
x ao
. i
2
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3
RFO
170
DSP RF
PE5108A
27M
BH
4
DVD DECODER
16M
PH
107
BY CHIP
FE
TE
32 33 30 31 39
IC2
FDO
47
LC78652W
TDO
48
SLDO
45
SERVO DSP
SPDO
46
14
16M
PD3410A
LODDRV
42
SYSTEM
CONTROL CPU
Q Q
3 6 7
+12V +5V +3.3V +2.5V
9 2
8,10 12,13 19-27
9 2 8,10 12,13 19-27
IC103
PQ025EZ5MZP
REG
+12V
+5V
+3.3V
CN103
(15P)
5-12
5-12
CN101
(15P)
IC101
PE5185A
FL CONTROL IC
V101 VAW1058
FL TUBE
CN102
(8P)
u163
y
1 2
8 7
CN201
(8P)
KEY SW
K
PWSB ASSY
3
4
2 9 9 4
8
SD0-SD7
57-60 80-84
IC12
63-66 78,86,87
CDDATA
111 54
SREQ
56 91
XSACK
55 89
197
27M 36/16M
IC15
MN414800CSJ-07 MB811171622A-100FN
4M DRAM 16M SDRAM
IC11 IC14
TC55V1001AFT8
WORK SRAM
(1M)
1 3 1 5 0 5 8 2 9
LOADPOS, TRAYPOS, CLAMP, SED0, DISCSENS
13 14
13 14
m
CN103
(8P)
co
2
.
7
CN301
(8P)
KEY SW
J
KYLB ASSY
4
2 8
9 9
IC18
45
MB86373B
39
MPEG2
36
DECODER
62
AV-1
64
205
IC19
IC13
VYW1702
FLASH
MEMORY (8M)
9 4 2 8 9 9
JA101
SR IN
REMOTE
SENSOR