Inhaltsverzeichnis
Werbung
RR 640 CD / RR 670 CD
CD-Teil / CD Part
+5V
L702
10uH
CN701
16
F C S ( - )
15
T R K ( - )
14
T R K ( + )
13
F C S ( + )
12
L D P D
11
R701
L D V R
10
100
L D L D
9
G N D
8
R702
68K
P D I C F
7
R703
68K
P D I C C
6
R704
68K
P D I C B
5
R705
68K
P D I C A
4
R706
68K
P D I C D
R707
3
68K
P D I C E
2
VC
P D I C V C C
1
C702
0V
P D I C V C
(CD PLAY)
1n
16P CONNECTOR
C701
3.44V
Q701
100u
B1426
(CD PLAY)
+4V
+5V
(CD PLAY)
C703
100u
22
R708
L703
10uH
CN702
6PIN
1
S P ( - )
2
S P ( + )
3
S L ( + )
4
S L ( - )
5
L S
6
G N D
R709
C704
10K
8P
R710
1M
C705
1u
TEO
T3
C706
100n
R711
37
PD2
150K
C707
38
F
22n
39
E
R712
100K
40
VEE
IC701 CXA2542Q
41
TEO
RF SERVO AMPLIFIER
42
AT CD PLAY / PAUSE / STOP CONDITIONS
LPFI
PIN NO.
43
ATSC
16
C708
22n
44
TZC
17
C709
100n
45
TDFCT
40
46
41
VC
43
C710
47
FZC
46
22n
R713
R714
48
48
FEO
10K
10K
TP3
1
2
FOCUS
T4
FEO
C711
C712
100n
100u
C714
100n
C713
C715
2n2
100n
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
R769
10k
(CD PLAY)
(CD PLAY)
+5V
+5.11V
+7.2V
+8V
C765
R770
0V
330k
100n
Q702
(CD PLAY)
2
1
B1374
C729
R771
4
3
C730
220u
6k8
100n
0V
C731
LF701
(CD PLAY)
6.4V
470u 16V
26uHx2
1000u
(CD PLAY)
Q709
KEYBOARD
7.1V
SS9014C
P601 Page 3 - 20 / 21
(CD PLAY)
DTA124ES
+5V
KA9258D/MM1469
(CD PLAY)
IC702
1
GND 28
O11
2
O41 27
O12
R727
3
O42 26
I11
10K
4
I41 25
I12
5
I42 24
VREB
6
VREF 23
VREO
7
VCC 22
MUTE
8
VCC 21
GND
9
I32 20
I22
10
I31 19
I21
11
O32 18
O22
12
O31 17
O21
C733
13
VIN+ 16
GND
100n
14
VIN- 15
VOUT
IC BLOCK DIAGRAM
to Page 3 - 23
R730
TP6
1
2
TAO
R716
18K
VC
VC
T1
R717
18K
TP4
SLD
IC BLOCK DIAGRAM
24
SENS2
to Page 3 - 24
23
SENS1
IC701
SENS1
CXA2542Q
22
C.OUT
C.OUT
RF/SSP
21
XRST
20
DATA
DATA
19
XLT
XLT
PLAY
PAUSE
STOP
18
CLK
V-OUT
V-OUT
V-OUT
CLK
1.27
1.27
1.27
17
VCC
5.08
5.08
5.07
16
R725
62K
0.012
0.066
0.061
ISET
2.56
2.54
2.54
15
SL_O
2.55
2.55
2.54
14
R724
100K
SL_M
2.54
2.54
2.54
2.51
2.61
2.61
13
SL_P
C724
15N
R723
8K2
C725
3U3
C726
R722
22u
15K
R721
82K
C717
4u7
C727
C728
100u
100n
R720
R719
47K
510K
C719
10n
RR 640 CD / RR 670 CD
FUNCTION BOARD
CN303 Page 3 - 16 / 18
CN703
CN704
Connect to Main PCB P201
AF PART
LINE-OUT
1
L701
CN210
R-CH
L-CH
200uH
Ferrite Bead
Page 3 - 13
2
3PIN
C768
2PIN
IC 702 KA9258D or
MUTE OUT
KA9258BD or MM1469
T7
4 CH MOTOR DRIVER
AT CD PLAY CONDITION
R745
1K
PIN NO.
V-OUT
Q703
0V
1
3.34
(CD PLAY)
R744
2
3.18
100K
0V
3
2.36
4
2.55
C751
+5.1V
5
6.65
10u
(CD PLAY)
6
5.10
7
1.11
C749
680P
8
0.00
R743
+5V
9
0.64
12K
10
0.64
R728
11
3.61
1K8
12
3.60
R741
R742
13
0.00
12K
12K
14
7.12
15
0.00
16
1.71
C750
17
3.45
R729
150P
1K8
18
3.47
19
2.62
10K
20
2.53
TP2
21
7.37
OPEN
22
7.16
1
2
23
2.54
24
2.54
R740
100
25
2.53
26
3.76
27
3.00
C747
C748
28
0.00
22n
22n
L704
C734
C735
10uH
10u
100n
SENS1
1
SEIN
C.OUT
2
CNIN
DATA
3
DATO
XLT
4
C736
XLTO
CLK
5
100n
CLKO
IC703 CXP401
6
VSS
7
4 BIT MICROPROCESSOR
VDD
8
MON
AT CD PLAY & PAUSE CONDITIONS
9
MDP
PIN NO.
10
MDS
11
7
LOCK
12
VPCO2
29
13
R731
VPCO1
10
14
43
VCKI
15
V16M
44
C738
16
C737
VCTL
R732
R733
3K3
71
17
100P
47n
PCO
3K3
18
72
FILI
19
FILO
89
20
AVSS
97
21
CLTV
R734
22
AVDD
101
C739
10K
C740
23
RF
102
1n5
24
BIAS
100u
25
103
ASYI
26
ASYO
104
27
RF
TES1
110
28
T2
TESO
C741
4n7
R735
1M
C742
220P
C743
4u7
R736
10K
C744
R737
100K
10n
+5V
+5.04V (CD PLAY)
0V
C746
R739
C745
(CD PLAY)
Q704
2u2
100K
C2458
100n
R738
470K
3 - 6
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
+8V
D708
C755
Q706
1N4148
C1741
R747
10u
10K
+0.9V (CD PLAY)
+4.3V (CD PLAY)
0V
R753
(CD PLAY)
1K
+5V
+2.37V (CD PLAY)
R746
Q707
1K
C1741
R754
+1.5V
2K2
2K2
(CD PLAY)
R748
(CD PLAY)
R755
+4.16V
100K
C754
+4.3V (CD PLAY)
10u
C752
C753
33P
33P
R749
12K
C756
680P
X701
R751
R750
16.93Mhz
12K
12K
R756
1K5
C757
150P
R757
1K5
R758
1K5
R759
1K5
+5V
R760
1K5
10
R761
1K5
R752
C758
470u
Ferrite Bead
C759
NC 84
IC703
IC BLOCK DIAGRAM
NC 83
CXP401-502R
to Page 3 - 23
NC 82
NC 81
NC 80
NC 79
NC 78
NC 77
NC 76
PLAY V-OUT
PAUSE V-OUT
NC 75
NC 74
5.10
5.09
NC 73
5.04
5.06
VDD 72
0.00
0.00
VSS 71
SEG3(PA3) 70
5.09
5.09
PRM Output 69
0.00
0.00
SEG2(PA2) 68
SEG1(PA1) 67
5.09
5.09
SEG0(PA0) 66
3.57
3.57
SEG7(PB3) 65
5.07
5.07
SEG6(PB2) 64
SEG5(PB1) 63
0.00
0.00
SEG4(PB0) 62
5.09
5.09
SEG3(PC3) 61
2.42
2.42
DISC IN(PC2) 60
LS(PC1) 59
2.57
2.57
DIG(PC0) 58
5.07
5.07
CTEST 57
D704
1N4148
b skip
C764
D705
KEYS
100n
1N4148
D706
REPEAT
1N4148
R768
1K2
R767
1K2
KEYBOARD
CN601 Page 3 - 20 / 21
CN705
10PIN
+3.5V (CD PLAY)
Q708
B1013
R762
1K5
R763
1K5
C760
C761
C762
100P
100P
100P
100P
CN706
PRM LED
R764
4K7
1
KEYBOARD
CN605
Page 3 - 20 / 21
2
+5V
+2.87V
(CD PLAY)
0V
(CD PLAY)
Q705
C2458
0V
D707
(CD PLAY)
R765
1N4148
2K2
C763
R766
10U
10K
D701
1N4148
PLAY/PAUSE
D702
1N4148
STOP
CN707
D703
6PIN
1N4148
6
F SKIP
5
4
KEYBOARD
3
CN602
2
Page 3 - 20 / 21
1
1
CD DOOR SWITCH
TP1
2
DOOR
CN708
2PIN
29-Apr-2000
3 - 7
Werbung
Inhaltsverzeichnis
