Inhaltsverzeichnis
Werbung
GRUNDIG Service
Hauptplatte – Laufwerksteuerung / Main Board – Drive Control
5
TP24
TP24
FCO
FCO
FCO
R47
R47
22K
22K
C41
C41
330P
330P
TP25
TP25
TCO
TCO
TCO
VREF2
BC45
BC45
R50
R50
22K
22K
0.1uF
0.1uF
C42
C42
330P
330P
MGND
SPDCO
R51
R51
SPDCO
10K
10K
R52
R52
6.2K
6.2K
TP27
TP27
SPDCO
SPDCO
C44
C44
2200P(NC)
2200P(NC)
3
SCO
M+5V
M+5V
BC46
BC46
BC47
BC47
BC48
BC48
BC49
BC49
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
MGND
C
1
B
C
2
E
3
2SB1132
RF3.3V
+
+
EC31
EC31
BC52
BC52
R58
R58
47UF16V
47UF16V
0.1UF
0.1UF
5.1
5.1
Q2
Q2
R60
R60
1
2SB1132(R type)
2SB1132(R type)
PUH_CDLD
D2
D2
1N4148(SMT)
1N4148(SMT)
RFGND
RF3.3V
R62
R62
+
+
EC33
EC33
BC58
BC58
5.1
5.1
47UF16V
47UF16V
0.1UF
0.1UF
Q3
Q3
R63
R63
1
2SB1132(R type)
2SB1132(R type)
PUH_DVDLD
D3
D3
1N4148(SMT)
1N4148(SMT)
RFGND
U7
U7
BA5954FP / AT5954
BA5954FP / AT5954
BA5954
BA5954
20K
20K
-
-
1
10K
10K
VINFC
+
+
BIAS
BIAS
+
+
-
-
2
7.5K
7.5K
CFCerr1
3
CFCerr2
20K
20K
-
-
26
10K
10K
VINTK
+
+
+
+
27
BIAS
-
-
25
7.5K
7.5K
CTKerr1
24
CTKerr2
BIAS
BIAS
+
+
+
+
4
VINSL+
-
-
10K
10K
-
-
5
VINSL-
6
25K
25K
VOSL
BIAS
BIAS
+
+
Driver
Driver
-
-
23
10K
10K
VINLD
15K
15K
8
Vcc
9
PVcc1
21
BA5954FP
BA5954FP
PVcc2
MGND
0
0
CDLDO
CDLDO
3
0
0
DVDLDO
DVDLDO
3
14
VOFC+
Driver
Driver
R45
R45
13
VOFC-
R46
R46
X2
X2
7.5K
7.5K
7
VNFFC
15
VOTK+
Driver
Driver
R48
R48
16
VOTK-
R49
R49
7.5K
7.5K
X2
X2
20
VNFTK
SP+SNSR
12
VOSL+
Driver
Driver
SP-
11
VOSL-
SLED-
17
VOLD+
SLED+
18
VOLD-
DMEA
28
STBY
CN1
CN1
SPINDLE CONNECOT
SPINDLE CONNECOT
1
2
3
4
CN2
CN2
1
2
SLED CONNECOT
SLED CONNECOT
CN3
CN3
ELCO-CON24(buttom)
ELCO-CON24(buttom)
A+5V
BC50
BC50
33p
33p
RAD-
24
RAD+
23
FOC-
22
FOC+
21
DVDMDI
20
HFM
BC53
BC53
19
R59
R59
100
100
18
17
L16
L16
10UH
10UH
16
L17
L17
10UH
10UH
15
R61
R61
100
100
14
13
CDMDI
BC55 0.01U
BC55 0.01U
12
11
10
9
8
7
6
5
4
3
2
1
BC56
BC56
0.1U
0.1U
RFGND
RFGND
Hitachi Bottom CONTACT
A+5V
R64
R64
10K
10K
1
Q4
Q4
R66
R66
9015
9015
HFM
1K
1K
HFM SW
2 -
A
B
C
D
E
F
LDSW
FOC+
DVDLDO
FOC-
CDLDO
1(0805)
1(0805)
1(0805)
1(0805)
VREF2
PUHRF
DVDMDI
CDMDI
RAD+
HOME
1(0805)
1(0805)
RAD-
FCO
TCO
1(0805)
1(0805)
SCO
DMEA
VREF2
R53
R53
SP+
470K
470K
XOPVIP1
150K
150K
R55
R55
1
1
R54
R54
150K
150K
R56
R56
XOPVIN1
R57
R57
470K
470K
C45
C45
4700PF
4700PF
SP-
SP+
XOPVIP1
XOPVIP1
HOME
XOPVIN1
XOPVIN1
XOPOP1
XOPOP1
MGND
SLED-
SLED+
A+5V
close to
connector!
BC54
BC54
0.1UF
0.1UF
RFGND
RFGND
BC51 0.01U
BC51 0.01U
RFGND
0.1U
0.1U
RFGND
PUH_DVDLD
PUH_CDLD
RFGND
RFGND
PUHRF
C46
C46
100PF
100PF
RFGND
C
B
A
D
E
F
VREF1
VREF1
BC57
BC57
0.1U
0.1U
9014(DIP)
9014(DIP)
Q5
Q5
R65
R65
2
3
RFGND
4.7K
4.7K
R67
R67
4.7K
4.7K
LDSW
DVD-P 7500
A
3
B
3
C
3
D
3
E
3
F
3
LDSW
3
DVDLDO
3
CDLDO
3
VREF2
3
PUHRF
3
DVDMDI
3
CDMDI
3
HOME
3
FCO
3
TCO
3
SCO
3
DMEA
3
C43
C43
4700PF
4700PF
XOPOP1
3
3
3
EC32
EC32
+
+
100UF/16V
100UF/16V
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Inhaltsverzeichnis
