Philips MCD759 Service Manual page 31

CIRCUIT DIAGRAM - DVD MPEG BOARD
MPEG is not repaired,diagram for referrence only.
R1 4.7k R2
2 R3
Q1
2N3904
R7
2 2
Q2
2N3904 Q3
2N3904
R11 R12
0 0
J2
GND
24
LD_DVD
23
22
AVCC1
21
20
MDI
LD_CD
19
HD65
VR_DVD
18
VR_CD
17
PICKUP
16
15
E
AVCC1
14
13
V20
GND
12
11
F
CB2
10
B
0.1uF
9
A
8
RFO
7
IOA
6
D
5
C
T-
4
T+
3
F+
2
F-
1
H24 SMD0.5
R30 R31
1,0805 1,0805
T-
15
VOTK+
16
VOTK-
SL+
17
VOLD+
SL- 18
VOLD-
19
PGND
T+
20
VNFTK
MO_VCC
21
PVCC2
30
G2
R38
22
PREGND
20k FMSO
23
VINLD
C11 150pF
24
CTK2
25
CTK1
TRSO
26
VINTK
V1P4
27
BIAS
R40 0 STBY
28
TCK STBY
R41
CB4 CD5954
CB3 10k 0.1uF
0.1uF
standby
J4
+12VA
Standby
3
P+12V
2
L9
1
FB/DIP
+ CE12
TJC3-4A
220uF/16V
12 - 4
AVCC
10k
10k
IOA
4.7k
AVCC
L1 FB
CB1 + CE1
0.1uF 220uF/16V
L2 10uH
Q6
8550/DIP
2
LDO2
L3 10uH
CE2
47uF/16V
R18 4.7 RFV33
R21 4.7
+ CE3
47uF/16V
2
LDO1
Q9
8550/DIP
R32 R33
1,0805 1,0805
F+
14
VOFC+
13
VOFC-
SP-A
12
VOSL+
11 SP+
VOSL-
VCC
10
PGND
MO_VCC
9
PVCC1
L4 FB
8
VCC
29
G1
F-
7
VNFFC
R36 10k R37 20k DMSO
6
VOSL
5
VINSL-
V1P4
4
VINSL+
3 R39 20k
CF2
2
CF1
FOSO C12
1
VINFC
150pF
U1 + CE4
220uF/16V
PT220/16V
VCC R42 R191
27K 3.3K
U4 ACT4060
8
SYNC
R45 150k
7
EN VIN
6
COMP VSW
5
FB GND
C14
0.022uF
R46 C16 R47
300k 100pF 10k
R49
15k
R189
DV33 R50 R51 U5 ACT4060
15K 2.2K
150k
8
SYNC
7
EN VIN
6
COMP VSW
5
FB GND
C18
R190 0.022uF
300k C20 R52
100pF 10k
R53
15k
FOSO R27 20k
TRSO R29 18k
FMSO R34 15k
DMSO R35 10k
C7 C8 C9 C10
330pF 330pF 0.1uF 0.015uF
V1P4
+12VA VCC
L7
1 C13 0.01uF 100uH_1.7A
BS
2
3
4
+
CB11 + CE8 D1
1N5819/SMD
0.1uF 100uF/16V CE9
220uF/16V
+12VA
DV33
L8
C17 0.01uF 100uH_1.7A
1
BS
2
3
4
CB12 D2 +
1N5819/SMD
0.1uF C19
+ CE34 0.1uF
100uF/16V
12 - 4
C1
C2
R4
DV33
R8 R9
10k 150k
R13
SP-A
R14
R17 33
IO_18
FOO
TRO
FMO
DMO
FOO
FOO
TRO
TRO
FMO
FMO
DMO
DMO
standby
standby
DV33 V18
R208 D21
1/0805 R210 1N4002
2.2/1206
R209
1 2
1/0805
U3
AZ1117H-ADJ/NC
3 2
IN OUT
4
out
R44 +
750/NC
CB9 SOT223 CB10 CE7
0.1uF 0.1uF 220uF/10V
R48
C15 390/NC
0.1uF
CE11
220uF/10V
0.1uF/NC
2200pF
680k R5 0
ADIN
OPO
OP-
OP+
R6 680k
V1P4
C3 2200pF
R10
150k
NC
J1
SP-
1
1
SP+
2
LSW
3
4
SL-
5
SL+
6
PH-6A
CON6-2.0
2
2
2
2
5
VCC AVCC
L5
FB
CB7
0.1uF
DV33 RFV33
L6
FB
+ CE6 CB8
47uF/16V 0.1uF