GRUNDIG Service
GRUNDIG Service
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
MS 4101
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
MS 4101
3 - 27
3 - 28
IC-Innenbeschaltungen / IC Block Diagrams
V
SS3
comparator
8th Switched
capacitor filter
anti-aliasing
filter
120k
Ω
100k
Ω
100k
Ω
Analog
Power supply
Digital
Power supply
PLL
57kH
Z
RDS/ARI
PLL
1187.5Hz
Bi-phase
decoder
Measurement
circuit
Differential
decoder
Reference
clock
(4)
(3)
(5)
(6)
(12)
(11)
(13)
(14)
(10)
(7)
(8)
(16)
(2)
(9)
(1)
DRIVER OUT
PRE DRIVER
LOGIC SWITCH
TSD
BIAS
1
2
3
4
5
6
7
8
9
10
GND
VO1
VZ1
VCTL
VIN1
VIN2
SVCC
PVCC
VZ2
VO2
27
28
+
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
REGULATOR
BU
Y
BU
Y
10K
10K
10K
10K
50K
50K
MUTE
10K
10K
BU
Y
_
+
_
26
25
24
23
18
17
16
15
2
1
3
4
5
6
7
8
11
12
13
22
20
21
19
9
10
14
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
T.S D
_
+
_
5.6V, 250mA
REGULATOR
REF
GEN
8.6V, 600mA
REGULATOR
SWITCHED
12V, 800mA
REGULATOR
SWITCHED
12V, 1.3A
REGULATOR
SWITCHED
V
S
2/10
GND
6
EN 8V
8
EN 12V(a)
7
EN 12V(b)
5
3
OUT 5.6V
9
OUT 8.6V
11
OUT 12V(a)
1
OUT 12V(b)
1
2
3
4
5
6
7
9
10
11
8
OUT 12V(a)
V
S
OUT 8.6V
EN 8.6V
EN 12V(a)
GND
EN 12V(b)
N.C.
OUT 5.6V
V
S
OUT 12V(b)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
ALC
BUFF
AM
OSC
AM
MIX
REG
AM
RF.AMP
AGC
DET
AM IF
SD
COMP
AM
S-METER
FM
S-METER
S-CURVE
AM/FM
IF-BUFF
AM IF
FM
DET
TUNING
DRIVE
STEREO
DRIVE
GND
GND
STEREO
SW
MUTE
VCO
304kHz
FF
38k
PILOT
DET
FF
19k
∠
–
π
2
FF
19k
∠ Θ
P-DET
ø
DECODER
ANTI-BIRDIE
3rd or 5th
REVERENCE
DIVIDER
SWALLOW COUNTER
1/16, 1/17 4bits
12 bits PROGRAMMABLE
DIVIDER
1/2
DATA SHIFT REGISTER
LATCH
CCB
I/F
21
17
6
5
4
3
15
16
22
1
VSS
VDO
DO
CL
DI
CE
AM IN
FM IN
XOUT
XIN
10
19
20
12
12
PO
A IN
A OUT
IF IN
13
11
10
9
8
7
IO2
IO1
BO4
BO3
BO2
BO1
POWER ON
RESET
UNIVERSAL
COUNTER
UNLOCK
DETECTOR
PHASE DETECTOR
CHARGE PUMP
IC02
LC 72131 M
WIC401
WIC402
KA 3082
AIC2
L 4959
IC301
KA 9258 D
IC03
BU 1924
IC01
LA 1837
Summary of Contents for GLM0150
Page 10: ...Allgemeiner Teil General Section MS 4101 1 10 GRUNDIG Service ...
Page 11: ...MS 4101 Allgemeiner Teil General Section GRUNDIG Service 1 11 ...
Page 12: ...Allgemeiner Teil General Section MS 4101 1 12 GRUNDIG Service ...
Page 13: ...MS 4101 Allgemeiner Teil General Section GRUNDIG Service 1 13 ...
Page 15: ...MS 4101 Allgemeiner Teil General Section GRUNDIG Service 1 15 ...
Page 16: ...Allgemeiner Teil General Section MS 4101 1 16 GRUNDIG Service ...
Page 17: ...MS 4101 Allgemeiner Teil General Section GRUNDIG Service 1 17 ...
Page 18: ...Allgemeiner Teil General Section MS 4101 1 18 GRUNDIG Service ...
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