Grundig freaxx 20, Service Manual

Page: 23 / 28

GRUNDIG Service FREAXX 20 RRCD 4202
3 - 11
4,9V
4,9V
0,7V
0V
4,9V
4,9V
2,7V
2,8V
0V
0V
2,4V
0,6V
0,6V
2,7V
0V
2,7V
0V
2,5V
1,7V
0V
1,5V
4,9V
2,2V
0V
2,5V
2,5V
0V
2,9V
2,1V
0V
1,4V
0V
4,9V
2,5V 2,5V
0V
4,9V 3,2V 4,9V
0V 0V 0V 0V
4,9V 1,0V 0,7V 0,7V 4,9V
4,8V 5,0V 4,9V 1,2V
-4,8V
0V 0V
1,9V
0V
3,8V 1,9V 4,9V 4,9V 4,9V
0V
4,9V
C745
20P
R741
330
K
R747
470
C767
100n
R748
10K R749
10K
R750
100K
DFEI
1
SP8
2
PDO
3
VVSS
4
ISET
5
VVDD
6
FR
7
VSS
8
EFMO
9
EFMIN
10
TMOD
11
CLV
12
NC
13
HFL
14
TES
15
TOFF
16
TGL
17
JP
18
NC
19
LASER
20
FSTA
21
3V3 VDD
22
EFBAL
23
PCK
24
SLOF
25
SLED+
26
SLED-
27
PUIN
28
DOUT
29
NC
30
SEG8
31
SEG7
32
SEG6
33
SEG5
34
SEG4
35
SEG3
36
SEG2
37
SEG1
38
VSS
39
NC
40
DIG2
41
DIG1
42
PROG
43
KEYIN
44
NC
45
RANDOM
46
FSEQ
47
DMUTE
48
VDD
49
C2F
50
AMUTE
51
REMOTE
52
RMTSL2
53
LCHO
54
L/R VDD
55
L/R VSS
56
RCHO
57
CLOSE
58
RMTSL1
59
Xout
60
Xin
61
XVDD
62
RES
63
DRF
64
IC702
49
0P
1
2
CN706
DOOR
R756
10K
R757
10K
R755
2K2
R754
2K2
C760
1n
C759
1n
+6.5V
C730
100u C731
22n
+3.3V
C766
220n(m)
C742
680P
Q703
2SA1346
C758
3u3
C757
3u3
D703
GM801/1N4148
D702
GM801/1N4148
C756
10n
R753
220
Q702
2SA1346
X701
16.9344M
C753
33P
C754
33P
C750
22n
C755
470u
C761
100u
5 V
5 V
L702
10uH
C751
100u
C752
22n
R758
100
P2 LCD
P1
LCD
R767 560
R766 560
R765 560
R764 560
R763 560
R762 560
R761 560
R760 560
D705
1N4148
D704
IN4148
R752
1M
RWC
COIN
CQCK
RWC
COIN
CQCK
ANAGND
LC78602R
CD Mute Out
R769
47K
R772
15K
R739
18K
C741
100n
1
2
3
4
5
CN707
Vcc
Sync Rec
Vcc
R/CH
GND
L/CH
zu/to
CN303
S./P. 3 - 4
zu/to
CN601
S./P. 3 - 8
zu/to
CN602
S./P. 3 - 8
1
2
3
4
5
6
7
CN705
1
2
3
4
5
6
7
8
CN704
13 July 2002
R712
4K7
Spannungen sind Ca.-Werte
Voltages are approximates