Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
CD 21 / CD 22
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
CD 21 / CD 22
GRUNDIG Service
GRUNDIG Service
Servoteil / Servo Part
2 - 7
2 - 8
+5V LASER
-
+5C
D5
D1
GND
D4
D3
D2
TCA0372
TCA0372
TCA0372
RAD+
RAD-
FOC+
FOC-
-
-
TCA0372
SL OUT
-
-
-
-
-
-
-
-
-
-
-
GND
4
5
6
1
7
8
9
10
11
12
13
14
15
16
17
2
3
J
I
H
M
G
F
E
D
C
B
A
L
K
J
I
H
M
G
F
E
D
C
B
A
L
K
4
5
6
1
7
8
9
10
11
12
13
14
15
16
17
2
3
1k
3020
1k
3013
1k
3043
30k
3053
330k
3054
430R
3050
430R
3051
100R
3058
100R
3048
10k
3069
10k
3011
1M
3010
10k
3000
10k
3001
10k
3002
10k
3003
10k
3004
10k
3005
10k
3072
6k8
3071
15k
3073
15k
3070
22R
3068
10k
3075
22R
3074
15k
3078
15k
3079
4k7
3076
10k
3014
10k
3060
22R
3062
15k
3066
15k
3067
6k8
3064
7k5
3065
1k
3006
1k
3007
4R7
3022
10k
3021
330R
3015
330R
3012
3k9
3047
1k8
3049
1k
3052
100R
3045
390R
3044
1k8
3046
100R
3055
1k
3056
39k
3057
120k
3040
120k
3041
56k
3042
47k
3059
6k8
3077
+5
+5
+5
+5
+5
+5
+5
UREF
UREF
-10
+10
UREF
+10
-10
UREF
1052
5
1052
8
1052
11
1052
12
1052
10
1052
9
1052
7
1052
2
1052
3
1052
4
1052
1
1052
6
HF
OTD
SIDA
NRST
SICL
SILD
7000
17
5
6
7
9
23
2
1
16
10
11
22
26
27
25
24
14
15
4
8
12
20
28
3
21
19
18
13
TDA1301
CLO
SL
RA
FO
R2
R1
D4
D3
D2
D1
OT
D
TS2
VddD2
TS1
XTLO
NRST
SID
A
XTLI
SICL
XTLR
SILD
VRL
VssA
VssD
VRH
VddA
LDON
VddD1
CONTROL PART
FUNCTION
CONTROL
OSCILLATOR
XTAL
INTERFACE
MPROC
DIVIDER
STAGES
OUTPUT
CL
A/D
GENERATOR
VREF
PREPROCESSING
BC548B
7044
BC548B
7043
BC548B
7041
BF240
7040
7061
1
7
8
A
7060
1
7
8
1000
8,46MHz
4
2
7060
3
6
5
4
2
7061
3
6
5
BC558B
7042
9055
22uF/40V
2011
22uF/40V
2013
22uF/40V
2008
22uF/40V
2025
22uF/40V
2047
22uF/40V
2052
47nF
2014
330p
2050
220p
2002
220p
2005
22nF
2010
100nF
2071
22nF
2012
220p
2003
220p
2004
220p
2001
220p
2000
560p
2007
1n5
2006
2n7
2068
180p
2069
100n
2067
100n
2072
180p
2076
3n9
2075
100nF
2074
100nF
2060
100n
2062
2n2
2066
33n
2063
100nF
2064
22nF
2009
47pF
2043
47pF
2044
100pF
2045
18pF
2046
22nF
2051
330pF
2048
180pF
2049
180pF
2040
180pF
2041
330pF
2042
2u2H
5010
1070
5
1070
6
0.6V
1.4V
0.8V
3.9V
1.8V
4.5V
1.8V
3.4V
1.2V
5V
2.8V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
0V
0V
2.5V
2.5V
0V
5V (Laser ON)
0.5V (Laser OFF)
5V (Laser ON)
0.5V (Laser OFF)
18
17
20
19
21
eyepattern
2.5V
80mV
0,5us/DIV
17
0,5us/DIV
18
20
Bauteil
X
Y
Component
1000
E
10
1052
H
1
1052
I
1
1052
G
1
1052
G
1
1052
I
1
1052
B
1
1052
K
1
1052
I
1
1052
I
17
1052
F
17
1052
F
17
1052
H 17
1070
L
17
1070
L
17
2000
H
6
2001
G
6
2002
G
6
2003
H
6
2004
I
6
2005
I
6
2006
I
4
2007
I
4
2008
E
12
2009
E
12
2010
E
9
2011
D 10
2012
F
8
2013
F
8
2014
F
10
2025
K
2
2040
G
4
2041
G
4
2042
H
4
2043
F
2
2044
F
3
2045
F
3
2046
F
4
2047
E
5
2048
C
6
2049
C
6
2050
D
3
2051
B
2
2052
B
2
2060
M 16
2062
L
16
2063
L
14
2064
K
15
2066
J
15
2067
I
16
2068
I
14
2069
H 15
2071
F
16
2072
F
16
2074
E
15
2075
F
14
2076
D 15
3000
G
5
3001
G
5
3002
G
5
3003
H
5
3004
H
5
3005
I
5
3006
E
10
3007
E
11
3010
E
10
3011
F
11
3012
J
10
3013
J
10
3014
J
9
3015
J
9
3020
K
5
3021
K
5
3022
K
2
3040
G
4
3041
G
4
3042
H
4
3043
E
2
3044
E
4
3045
D
5
3046
D
6
3047
D
8
3048
C
8
3049
B
7
3050
C
6
3051
C
5
3052
D
5
3053
D
3
3054
D
3
3055
B
5
3056
B
4
3057
B
3
3058
B
2
3059
E
3
3060
M 15
3062
M 17
3064
L
14
3065
L
14
3066
J
15
3067
J
14
3068
I
17
3069
I
15
3070
H 15
3071
H 14
3072
H 14
3073
G 14
3074
F
17
3075
F
14
3076
F
14
3077
F
14
3078
D 15
3079
D 14
3080
J
6
3081
J
7
5010
E
10
7000
F
12
7040
C
3
7041
C
4
7042
C
5
7043
C
7
7044
C
7
7060
E
16
7060
H 16
7061
K
16
7061
K
4
9055
E
9
