Philips MCD728 Service Manual page 28

CIRCUIT DIAGRAM - DVD MPEG BOARD
MPEG board is not repaired,program for referrence only.
+5VV
EJS89HD18 MPEG board elements sch
R75 L19
75/DIP-1/2W FB
L21 1.8uH
Q11
2
YUV1
8550
R76 C54 C55 C56
150
47pF 47pF 47pF
+5VV
R80
75/DIP-1/2W L23
FB
L24 1.8uH
Q12
2
YUV2
8550
C61
R83 C62 C63
150 47pF
47pF 47pF
+5VV
R85 L25
75/DIP-1/2W FB
L26 1.8uH C66
Q13 +5VV
2
YUV3
8550 47pF
R90 C64 C65
150
47pF 47pF
2
+5VV
R94 L27
75/DIP-1/2W FB
L28 1.8uH
Q17
2
YUV4
8550
R96 C67 C69 C70
150
47pF 47pF 47pF
+5VV
R97 L30
75/DIP-1/2W FB
L31 1.8uH
Q18
2
YUV5
8550
R98 C71 C73 C74
150
47pF 47pF 47pF
+5VV
R99 L33
75/DIP-1/2W FB
L34 1.8uH
Q19
2
YUV6
8550
R100 C75 C77 C78
150
47pF 47pF 47pF
13 - 2
SY
SC
+12V_OUT
R187
470/0805
CVBS_ST
R112
75/DIP-1/2W
L22 FB CVBS
C4
Q22
47pF
8550
G/Y
R101
R103
C80
R102 5.1k
AL
10k
R206 10uF/16V C82
100k 1800pF
B/U
R108
R110
C85
R109 5.1k
AR
10k
R207 10uF/16V C87
100k
1800pF
R/V
+5VV
VCC
FB
L20
+ CE23
220uF/16V
R81 22 SPDIF
ASPDIF
C60
27pF
R84
680
R86
D16 1k
12V
R88 R89
Q14
2 2
SCART_SW
2N3904
2.2k 2.2k
SCART_TV
DV33
Q16
R92
3906 R/V_SW
1 3
R93 33
CB54
4.7K
0.1uf
R95 2.2k
RGB_SW
22k
C79 150pF
C81 R104
10uF/16V 100
2
LT
1
3
U11A
4558
22k
C84 150pF
C86 R111
10uF/16V 100
6
RT
7
5
U11B
4558
VREF +12V
C116 CB55
0.1uF 0.1uF
13 - 2
G/Y
B/U
R/V
J8
LT
1
LT
RT
2
RT
3
CVBS_ST
4
R/V
5
G/Y
6
B/U
7
16:9_SW
8
R/V_SW
9
10
VCC SPDIF
11
12
R82 22 VCC_SPDIF
13
CB53 + CE33 PH-13A
0.1uF 47uF/16V
16:9_SW
R87
75 VREF
CE25 +
Q15
100uF/16V
2N3904
J10
MUTE
4
MUTE
RT 3
RT
LT
2
LT
1
PH-4A
Q35
+12V_OUT AO3407
R199
10k R200
100K
Q36
3904
2
3
4
5
1
P1
AV3-8.4-13D
CVBS
2
1
P4
AV1-8.4-8D
P3
DSW-03
SC SY
4 3
C Y
2 1
G G
R115 R116 +12V_OUT
9.1k 33
+12V
+ CE26
R118
10k 100uF/16v
mk1
mk2
mk3
mk4
y2
y3
+12VA
R201
20k
standby
R202
10k