GRUNDIG Service
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
M 19-C / M 29-C
M 19-C / M 29-C
3
4
5
6
7
8
9
FM SD
ADJ
AM OSC
VREG
AM RF IN
AM MIX OUT
S METER
AM IF IN
GND
ST
LED
TU LED
TU ST
RST
IF OUT
AM/FM
MUTE
AM SD
ADJ
FM IN
FM BAIS
VCC
FM AFC
AM DET
MPX AM
IN
FM DET
FM DET
OUT
MPX FM IN
PILOT
MPX PLL
SEP
CNT
MPX VCO
LCH
RCH
S300
TO H506
CONTROL BOARD
PAGE 3 - 10
TO MAIN BOARD
PAGE 3 - 15
TO H507
CONTROL BOARD
PAGE 3 - 10
S301
CIN
VSSA
VDDA
MPX
VREF
RODA
TCTR
TEM
VSSD
VDD0
OSC1
OSC0
T57
RDCL
SCOUT
BU1923F
GUCL
FM I/P
NC
AGC
GND
VT
V+
IF O/P
OSC O/P
LRC
MUTE
L
R
CE
DATA
CL
1
2
3
4
5
6
7
8
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
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
XOUT
VSS
AOUT
AIN
PD
VDD
FMIN
AMIN
I02
IFIN
XIN
CE
DI
CL
D0
D01
D02
D03
DO4
I01
3
2
1
4
5
6
8
7
3
2
1
4
5
6
8
7
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
VT
FM-HF
AM-HF
FM-ZF / FM IF
AM-ZF / AM IF
NF rechts / AF right
NF links / AF left
IC BLOCK
DIAGRAM
PAGE 3 - 39
IC BLOCK DIAGRAM
PAGE 3 - 38
IC BLOCK
DIAGRAM
PAGE 3 - 39
IC300
3
4
5
6
7
8
9
Schaltplan – Tuner-Teil M 19-C / Circuit Diagram – Tuner Part M 19-C
3 - 20
3 - 21