Grundig ST 55 - 750 User Manual
100k
CR3964
18,432MHz
Q3970
MP41
MP3
MP13
MP10
MP14
MP12
MP2
MP15
LS4148
CD3963
STL
STL
STL
STL
STL
STL
STL
0,1u
CC3961
+
10u/50V
C3949
+
10u/50V
C3963
+
10u/50V
C3964
+
3,3u/100V
C3968
+
22u/16V
C3952
+
10u/50V
C3994
+
10u/50V
C3993
+
22u/16V
C3953
+
100u/25V
C3960
+
10u/50V
C3951
+
10u/50V
C3973
STANDBYQ
SC3_IN_R
SC3_IN_L
SC2_IN_R
SC2_IN_L
SC1_IN_R
SC1_IN_L
CAPL_M
CAPL_A
AVSUP
AHVSUP
DVSUP
S_CL
S_ID
CW_DA
CW_CL
IM_DA
IM_CL
PDMC2
PDMC1
RESETQ
N_DA
N_CL
FRAME
S_DA_OUT
D_CTR_OUT1
D_CTR_OUT0
ADR_SEL
D_CTR_INO
ANA_IN2+
ANA_IN1-
ANA_IN1+
MONO_IN
DACA_L
DACA_R
DACM_L
DACM_R
VREFTOP
C_DACS_L
C_DACS_R
TESTIO2
AVSS
ASG1
ASG2
AHVSS
VREF1
VREF2
DVSS
XTAL_OUT
XTAL_IN
AGNDC
SC2_OUT_R
SC2_OUT_L
SC1_OUT_R
SC1_OUT_L
TESTIO1
DMA_SYNC
S_DA_IN
I2S_DA_IN
I2S_DA_OUT
I2S_WS
I2S_CL
AUD_CL_OUT
BAGNDI
64
62
63
61
58
59
60
57
56
55
54
52
53
51
49
50
48
46
47
43
44
45
42
41
38
39
40
36
37
35
33
34
30
31
32
28
29
27
25
26
20
21
22
23
24
19
16
17
18
11
12
13
14
15
9
10
4
5
6
7
8
1
2
3
MSP3400(-102.40)
MSP3410(-162.39)
IC3960
AUDIO
L
A-ZF
5,5
AUDIO-L
EURO-AV
EURO-AV
AUDIO-R
EURO-AV
EURO-AV
AUDIO-L
EURO-AV
EURO-AV
AUDIO
R
AUDIO-R
EURO-AV
EURO-AV
L3962
150
CR3963
10u
L3961
3n3
CC3947
BC858B
CT3945
3n3
CC3945
100n
CC3964
SDA
SCL
BC858B
CT3947
STL
100p
CC3958
1k8
CR3946
1k8
CR3942
4k7
CR3945
4k7
CR3947
1k
CR3956
100
CR3948
100
CR3944
220
CR3961
220
CR3962
100
CR3943
100p
CC3975
0,1u
CC3971
1n
CC3942
1n
CC3944
1n5
CC3946
3n9
CC3956
0,1u
CC3977
390p
CC3976
390p
CC3974
1,5p
CC3969
0,1u
CC3962
470p
CC3966
470p
CC3967
1n
CC3957
MP8
10n
CC3959
1,5p
CC3970
0,1u
CC3965
1n5
CC3948
100
CR3941
100p
CC3960
AUDIO-R
CHINCH
AUDIO-L
CHINCH
MP4
MP5
MP11
MP9
MP1
MP7
STL
STL
STL
STL
STL
MP6
+
10u/50V
C3992
+
10u/50V
C3991
8,2V
CD3964
STL
STL
+5V
+12V
+
100u/10V
C3954
F
C3955
0,47u
RESET
+12V
+12V
+5V
+5V
+5V
+5V/1
+5V/1
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
+8V
+8V
+8V
220895
AUDIO FI
SONIDO FI
SONIDO FI
SON FI
SOUND IF
SUPRIMIDO EN
MANCA NELLA
SUPRIME SUR
NOT FITTED IN
TON-ZF 29504-102.40
-162.39
ENTF. B. -102.40
3
4
12
11
14
13
5
6
7
2
8
15
10
9
1
4 - 22
GRUNDIG Service
4 - 21
GRUNDIG Service
CUC 7350
Ton-ZF / Audio-IF 29504-102.40/162.39
CUC 7350
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams