Philips MDV434/55/77 Service Manual page 34

Table of Contents

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1
2 MPEG & SERVO
10K
DV33
R200
S1
U4
10K
S2
R201
74HCU04
DV33
R58
33(open)
27M
C38
R59
33
A
0.1u
R56
100k
XI
0.1u(OPEN)
Y1
R57
220(open)
R55
0(open)
27MHz
C41
15p
C39
C40
22p
22p
C43
2200pF
C44
RFGND
0.1uF/N.C
R82
680k
OPO
R83
0
ADIN
OP-
OP+
R9
R10
R11
150k
150k
C45
2200pF
680k
V1P4
V1P4
R15
R
CN4
C46
+ CE22
SP-
R19
1
B
1
SP+
0.1uF
47uF/16v
2
LIMIT
R16
0
3
R17
0
4
R18
0
5
SL-
6
SL+
RFGND
pitch=2.0mm
DV33
R23
10k
R20
V2P8
0
MGND
C53
0.1uF
AVCC
2N3904
R27
100k
R28
10k
RFGND
1
R29
10k
IOA
V20
Q5
2N3904
C55
0.1uF
RFGND
R30
100k
1
1
C
Q6
Q7
AVCC
2SK3018
2SK3018
FB
RFGND
R31
R32
L19
0.017V
V1P4
0.16ma
C57
+
CE23
100uF/16v
0.1uF
RFGND
24
LD-DVD
23
22
21
AVCC1
RFGND
MDI1
Very Important to
20
LD-CD
19
reduce Noise
DVDVR
18
CDVR
17
0.03V
16
E
FOSO
15
0.3ma
AVCC1
TRSO
14
V20
13
FMSO
12
RFGND
DMSO
F
C58
C59
C60
C61
11
B
10
A
9
C62
RFO
8
2.3V
330pF
330pF
0.1uF
IOA
0.1uF
7
51.5ma
D
6
C
L20
5
T-
D
4
RFGND
RFGND
10uH
3
T+
F+
Q8 3906
2
1
F-
1.9V
1
66ma
L21
CE18
47uF/16v
CN2
R40
4.7
SMD0.5 TOP
10uH
R41
4.7
Q9
+ CE26
3906
1
47uF/16v
F-
F+
T-
T+
R48
R45
R46
R47
1,0805
1,0805
0
15
14
VOTK+
VOFC+
16
13
VOTK-
VOFC-
SL+
17
12
VOLD+
VOSL+
SL-
18
11
VOLD-
VOSL-
M_VCC
LOAD1
19
10
PGND
PGND
E
M_VCC
LOAD2
20
9
VNFTK
PVCC1
R51
0(OPEN)
21
8
PVCC2
VCC
29
30
MGND
GND
GND
22
7
PREGND
VNFFC
R52
0
FMSO
23
6
VINLD
VOSL
R53
20k
24
5
CTK2
VINSL-
25
4
CTK1
VINSL+
TRSO
26
3
VINTK
CF2
V1P4
27
2
BIAS
CF1
C63
STBY
28
1
STBY
VINFC
150p
C64
R22
C65
U6
0.1u
10K
0.1u
BA5954/AM5668S
MGND
Open
R47,R48,R52,R53,R60,
R54,R196,R199,R84,R44,
AM5668S
R51,R195,R197,R198,R61(0)
R65,R66,R63,R69,R64,R70
R42,R43,R36(27K),R37(22K)
R67,R68,C73,C67,C69,C70,
F
R39(20K)
Q10,Q11,Q12,Q13
R47,R48,R52,R61(20K)R53,R60,
R51,R195,R197,R198
R54,R196,R199,R84,R44,R36(20K)
BA5954
R65,R66,R63,R69,R64,R70
R42,R43
R67,R68,C73,C67,C69,C70,Q10
Q11,Q12,Q13,R37(18K),R39(10K)
1
8-4
2
3
RFGND
R202
10K
R203
JITFO
C74
390pF
JITFN
RFGND
10K
TP8
TP7
R12
750k
U5
RFGND
27M
1
8
X1
X2
DV33
S2
10uF/25v
2
7
VDD
S0
S1
CE21
3
6
GND
S1
C42
4
5
27M CLK
SMCLK
RFGND
RFVDD3
MK2703S(OPEN)
RFVDD3
DV33
4x1 W/HOUSING
C75
4
TxD
0.1uF
3
RxD
2
1
CN3
1
AGND
C
C47
1uF
2
DVDA
B
C48
1uF
3
DVDB
A
C49
1uF
4
DVDC
D
C50
1uF
5
DVDD
RFO
C52
1uF
6
TP1
DVDRFIP
C51
RFGND
C
TP9
7
DVDRFIN
C
8
MA
B
9
MB
A
10
MC
D
11
MD
12
SA
13
SB
14
SC
15
SD
16
CDFON
17
CDFOP
E
18
TNI
+
F
19
TPI
MDI1
20
MDI1
MDI2
21
MDI2
CE24
RFVDD3
LDO2
22
LDO2
LDO1
23
LDO1
MT1389D
RFVDD3
24
SVDD3
47uF/16v
RFOP
25
TP2
CSO/RFOP
RFON
26
TP3
RFLVL/RFON
27
SGND
V2P8
28
V2REFO
V20
29
V20
V1P4
30
VREFO
+ CE25
FEO
31
TP4
FEO
TEO
32
TP5
TEO
47uF/16v
TEZISLV
33
TEZISLV
C36
OPO
34
OP_OUT
OP-
35
OP_INN
0.1uF
OP+
36
OP_INP
DMO
37
DMO
RFGND
FMO
38
FMO
C56
R33
R34
TROPEN
39
TROPENPWM
C
R
40
PWMOUT1/ADIN0
R
TRO
41
TRO
FOO
42
FOO
ADIN
43
FG/ADIN1
IOA
44
GPIO0
LIMIT
45
GPIO1
V18
STBY
R35
0
46
GPIO2
A2
47
IOA2
V18
48
DVDD18
A3
49
IOA3
A4
50
IOA4
A5
51
IOA5
A6
52
IOA6
R36
20k
FOO
A7
53
IOA7
R37
18k
TRO
A8
54
HIGHA0
FMO
R38
15k
R39
10k
DMO
0.015uF
V1P4
RFGND
A18
A19
DV33
LDO2
LDO_AV33
R40(10)
R41(10)
HD62
R31(0)
R32(0)
M_VCC
R40(4.7)R41(4.7)
KHM310
R31(100)
R32(100)
R65
LDO1
220
Q10
9012
R49 1,0805
0
R50
1,0805
Q12
Q13
R63
390
9013
9013
TROPEN
SP-
TROPEN
SP+
M_VCC
R64
C69
1K
390P
R54
0
R198
0(OPEN)
R84
R61
MGND
R195 0(OPEN)
TRCLOSE
10K
20k(0)
DMSO
R196
0
V1P41
RN1
R197
0(OPEN)
R199
20K
IR#
5
4
VSDA#
6
3
FOSO
C67
VSTB#
7
2
150p
VSCK#
8
1
C66
0.1u
33x4
V1P41
R60
0
V1P4
Stuff
2
3
     
  
4
AL
AR
Y6
Y5
Y4
Y3
ASPDIF
SDO
SCART1
C87
SCART2
MUTE_DAC
10uF
1500pF
RESET#
C86
ASDAT0
ALRCK
ADACVDD3
DACVDD3
APLLVDD3
FS
TP10
VREF
TP11
DV33
C88
R80
0.1uF
2K
162
ACLK
ACLK
ABCK
161
ABCK
160
DVSS
TROUT
159
GPIO5
TRIN
158
GPIO4
TRCLOSE
157
GPIO3
156
DVDD18
V18
MA4
155
RA4
154
MA5
RA5
153
MA6
RA6
MA7
152
RA7
151
DVDD3
150
MA8
RA8
149
MA9
RA9
148
RA11
DCKE
147
CKE
DCLK
146
RCLK
145
DVSS
144
MA3
RA3
143
DVSS
MA2
142
RA2
141
MA1
RA1
140
MA0
RA0
MA10
139
RA10
138
DVDD3
BA1
137
BA1
136
BA0
BA0
135
CS#
RCS#
RAS#
134
RAS#
133
DVDD18
132
CAS#
CAS#
131
WE#
RWE#
130
DVSS
DQM1
129
DQM1
DQ8
128
RD8
127
DQ9
RD9
126
DQ10
RD10
DQ11
125
RD11
DQ12
124
RD12
123
DVDD3
122
DQ13
RD13
DQ14
121
RD14
120
DVSS
DQ15
119
RD15
118
DQ0
RD0
117
DQ1
RD1
DQ2
116
RD2
115
DVSS
114
DQ3
RD3
113
DQ4
RD4
DQ5
112
RD5
DQ6
111
RD6
DQ7
110
RD7
109
DQM0
DQM0
U3
MT1389D
DV33
MT1379
TP6
R71
URST#
10k
D1
1N4148
URST#
V18
V18
R66
MGND
CE27
+
220
R44
0
C68
R42
0(OPEN)
10uF/16V
Q11
0.1uF
LOAD2
9012
R43
0(OPEN)
LOAD1
CN5
LOAD-
1
LOAD+
2
TROUT
3
R67
10k
MGND
DV33
4
R68
10k
TRIN
5
R69
390
pitch=2.0mm
TRCLOSE
C70
R70
+12V
390P
1K
DV33
-24V
DV33
R79
R77
10
TO FRONT PANEL
4.7K
pitch=2.0mm
MIC
L33
500
MIC
13
GND
12
11
10
L32
IR
500
9
DV33
8
C71
C72
C73
GND
7
VSDA
L31
500
6
47
47
47
VSTB
L30
500
5
VSCK
L29
500
4
PCON/LED1
L28
500
3
POWER_K
L27
500
2
SCART2
R14
0
1
C131
C134
CN6
1uF
1uF
4
8-4
5
C38
A1
R9
C39
A1
R10
C40
A1
R11
C41
A2
R12
C42
A2
R14
C43
B1
R15
C44
B1
R17
C45
B1
R18
C46
B2
R19
M3
M2
C47
B2
R20
TYPE
R209
R210 R205 R208
00
DVP3005K/69
NC
10K
NC
10K
C48
B2
R27
DV33
10
DVP3005K/75
10K
NC
NC
10K
01
NC
10K
10K
NC
DVP3005K/03
C49
B2
R28
11
DVP3005K/13
10K
NC
10K
NC
C50
B2
R29
R209
10K(nc)
ASDATO
R210
10K(nc)
C51
B2
R30
ML
R205
10K(nc)
R208
10K(nc)
C52
B2
R31
R158
10K(nc)
A20
R160
10K(nc)
C53
B2
R32
SDO
R78
10K(nc)
R149
10K(nc)
C55
C2
R33
C56
C2
R34
URST#
C36
C2
R35
URST#
[1]
C57
C1
R36
Y[3..6]
Y[3..6]
[ 5 ]
C58
D1
R37
VIDEO INTERFACE
C59
D2
R38
A[0..20]
A[0..20]
[3]
AD[0..7]
C60
D2
R39
AD[0..7]
[3]
PRD#
PRD#
[3]
C61
D2
R40
PWR#
PWR#
[3]
PCE#
PCE#
[3]
C62
D1
R41
FLASH
C63
E1
R42
MA[0..10]
MA[0..10]
[3]
DQ[0..15]
C64
E1
R43
DQ[0..15]
[3]
BA[0..1]
BA[0..1]
[3]
C65
E1
R44
DQM[0..1]
DQM[0..1]
[3]
DCLK
C66
E2
R45
DCLK
[3]
DCKE
C67
E2
R46
DCKE
[3]
CAS#
CAS#
[3]
RAS#
C68
E3
R47
RAS#
[3]
WE#
WE#
[3]
CS#
C69
E3
R48
CS#
[3]
C70
E3
R49
MEMORY
C71
E3
R50
C72
E3
R51
SCL
C73
E3
R52
SCL
[3]
SDA
SDA
[3]
C74
A2
R22
IIC
C75
A2
R54
C76
A3
R55
C77
A3
R56
C78
A3
R57
C79
A3
R58
VSDA#
MD
VSCK#
C80
A3
R59
MC
ML
ML
RESET_DAC
C81
A3
R60
RESET#
ALRCK
C82
A3
R61
ALRCK
ACLK
ACLK
ABCK
C83
A3
R63
ABCK
ASPDIF
ASPDIF
C84
A3
R64
MUTE_DAC
MUTE_DAC
C85
A3
R65
AUDIO INTERFACE
C86
A3
R66
PCON/LED1
PCON
C87
A3
R67
C88
B4
R68
C131
F4
R69
C134
F4
R70
R71
CN2
D2
R72
CN3
B2
R73
CN4
B1
R74
CN5
E4
R75
CN6
E4
R77
CE21
A3
R78
CE23
C2
R79
CE24
C2
R80
CE25
C2
R82
CE26
D2
R83
CE18
D2
R149
R158
R160
R195
R196
R197
R198
R199
R200
R205
R208
R209
R210
5
                           
6
B1
L20
D1
B1
L21
D1
B2
L27
E4
A2
L28
E4
F4
L29
E4
B1
L30
E4
B1
L31
E4
A
B1
L32
E4
B1
L33
E4
B1
RN1
E3
C1
D1
D4
C1
C1
U3
C3
C1
U4
A1
C1
U5
A2
C1
U6
E2
C2
Y1
A1
C2
Q5
C1
C2
Q6
C1
D2
Q7
C1
D2
Q8
D1
B
D2
Q9
D1
D2
Q10
D3
D2
Q11
D3
D2
Q12
E3
E4
Q13
E3
E4
E4
E1
E1
E1
E2
E2
E2
E1
E1
C
E1
E2
A1
A1
A1
A2
A2
E2
E2
E3
E3
E3
E3
E3
D
E3
E3
E3
D4
A3
A3
A3
A3
E4
B5
E4
B4
B1
B1
E
B5
B5
B5
E2
E2
E2
E2
E2
A2
B5
B5
B5
B5
F
6

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