Grundig FREAXX 50, Service Manual

Page: 20 / 35

GRUNDIG Service FREAXX 50 RRCD 4305 SPCD
3 - 6
CD-Servo-Platte / CD Servo PCB
L/CH
R/CH
A.GND
SCOR
GFS
SCLK
SENS
XLAT
DATA
XRST
CLOK/SQCK
SQSO
FOK
CD ON/OFF
DA
C
S
E
L
TO PW BOARD
SLT(LIM SW)
LDON(CDRW SW)
C732
10u
C733
10u
C738
47n
C740
100n
C734
3n3
20
C4
M
16
SC
OR
15
C2
P
O
14
GFS
13
XPC
K
12
XUGF
11
WFC
K
10
A
TSK
9
SC
L
K
8
SENS
7
CL
O
K
6
XLA
T
5
DA
TA
4
MUTE
3
WDC
K
17
D
VSS0
18
C
OUT
19
41
CE
42
RF
D
C
43
ADIO
44
A
VSS0
45
IGEN
46
A
VDD0
47
ASY
O
48
ASYI
49
RF
A
C
50
A
VSS1
51
CL
T
V
52
FIL
O
53
FIL
I
54
PC
O
55
A
VDD1
56
BI
A
S
57
VC
TL
58
V16M
59
VPC
O
60
XR
ST
2
D
VDD0
1
DVDD2
61
ASYE
62
MD2
63
DOUT
64
LRCK
65
PCMD
66
BCK
67
EMPH
68
XTSL
69
DVSS2
70
XTAI
71
XTAO
72
SOUT
73
SOCK
74
XOLT
75
SQSO
76
SQCK
77
SCSY
78
SBSO
79
EXCK
80
IC701
CXD3068Q
C760
20n
C762
4u7
C739
220P
R788
47K
R790
47K
R789
47K
C743
22P
C742
22P
X701
16.93MHZ
1
2
3
CN704
C748
10u
L705
10uH
C761
4u7
R752
10K
C731
100n
C759
100u
R751
33K
R753
100K
R754
10K
R755
3K3
R
756
3K
3
R759
470K
R758 1M
R781
47K
R761
100K
Q703
9014C
R757
1M
C737
470P
C735
u47
C736
10n
R791
82K C765
1n
R797
220K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN707
R764
1K
R776
82
R779
75K
R780
75K
C753
100P
R777
470
C754
100n
1 2 3 4 5 6 78
9
10 11 12 13 14
IC704
SPCA713A
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
IC705
74HC157D
C767
10u
C768
20n R775
47
1
2
3
4
5
6
7
8
CN705
D/GND
AU-DATA(P83)
16M
AU-DATA(P84)
CD-LRCK(P101)
1
2
3
4
5
6
CN706
STB
ACK
DATA
GND
MP3 +5V
GND
MP3 PO
W
1
2
3
4
5
6
CN708
JP731 JP
JP714 JP
JP741 JP
POW DOWN
JP725 JP
0V
2,5V 2,5V
0V 0V
1,6V
0V
4,9V 2,5V
0V 0V 0V 0V
T
O J2
P.
3-16
T
O SO204
P.
3-10
T
O J1
P.
3-16
T
O CN109
P.
3-12
T
O CN103
P.
3-13