Philips LD427SSX, Service Manual

Page: 56 / 148

10-8
BD Digital Signal Process 1 Block Diagram
FL9.5BLBDD1
BD MECHANISM
BD MAIN CB
A
W1
V2
U3
HU(+)
5
HU(-)
6
HV(+)
7
HV(-)
8
HW(+)
9
HW(-)
10
HB(-)
11
CN603
P-ON+3.3V
Q503
IC6001
(MAIN MICR
O CONTR
OLLER/DIGIT
AL SIGNAL PR
OCESS)
IC603
(MO
T
OR DRIVE)
IC604
(OP AMP)
TRA
CKING
A
CTU
A
T
OR
DRIVE
OEIC (CD/D
VD)
IC602
(MO
T
OR DRIVE)
IC603
(MO
T
OR DRIVE)
IC601
(MO
T
OR DRIVE)
IC201
(FR
ONT
-END PR
OCESSOR)
FE DIGIT
A
L
SIGNAL PR
OCESS
STREAM CONTR
OL
COPY
PR
O
TECT
AA
CS
BD+ CSS
CPRM
MA
TRIX
RF GENERA
T
O
R
D22 B22 A24 E23
M32 M31
J34 J33
102-105
97-100
24 21 19 13 14 15 16 17 18
SLD2(+)
4
SLD2(-)
3
SLD1(+)
2
SLD1(-)
1
CN601
LO
AD(+)
5
LO
AD(-)
6
DISC-OUT
2
DISC-IN
1
INLIMIT
4
CLAMPSW
7
LED-PO
W
8
CN602
TD
3
TR
4
FD1
1
FR1
2
EXP
A(+)
9
EXP
A(-)
7
EXPB(+)
10
EXPB(-)
8
A-D
21-24
E-H
26-29
RF(+)
17
RF(-)
18
BDRF(+)
14
BDRF(-)
15
S
D
ATA
2
4
0
S
D
ATA
1
SCLK1
S
D
ATA
2
S
D
ATA
1
SCLK2 SCLK1
SCLK2
38
CN101 CN101
32 33
2 1 2 3 6 5
21 20 19 18
LO
ADING
MO
T
OR DRIVE
14 15
COLLIMA
TE
LENS MO
T
OR DRIVE
SLED MO
T
OR DRIVE
SPINDLE MO
T
OR
DRIVE
12
FOCUS 1 A
CTU
A
T
OR
DRIVE
TRA
CKING-CONTR
OL
T
O
BD DIGIT
AL SIGNAL
PR
OCESS 2 BLOCK
DIA
GRAM
(IC6001)
FOCUS1-CONTR
OL
FOCUS2-CONTR
OL
SLED1-CONTR
OL
SLED2-CONTR
OL
DISC-OUT
P-ON+3.3V
Q506, Q507
Q504, Q505
DISC-IN
DISC-OUT
IREDCONTV
DISC-IN
INLIMIT SPINDLE-CONTR
OL
SPINDLE-FG
T
O
SYSTEM CONTR
OL
BLOCK DIA
GRAM
LO
AD-CONTR
OL
EXP
A-CONTR
OL
EXPB-CONTR
OL
22
83
78
79
17 16
FOCUS 2 A
CTU
A
T
OR
DRIVE
12 13 23 10
D24 C24
4
30
C22 D21 E21
B3
CLAMPSW
B23
13
E24
10
B25
4
107-110
86 85 88 87
G34
61
WBL
H34 B28
59 20
SE02 ASENV
A28
18
SE01
B34 C33
66 65 54 53
RF EQ
U
ALIZER
WO
B
/LPP
MPX
1
2
7
6
8
9
D23
OEIC (BD)
LASER DIODE DRIVE SLED M
OTO
R
DISC-OUT
DISC-IN
INNER
CLAMP
SPINDLE M
OTO
R
FD2
6
FR2
5
LO
ADING
M
OTO
R
VIDEO SIGNAL
AUDIO SIGNAL
SW
SW
SW