Grundig M 19-C Bedienungsanleitung Seite 46

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
IC302 LC72131
XIN 1
XOUT 22
FM IN 16
AM IN 15
CE 3
DI 4
CL 5
DO 6
VDO 17
VSS 21
IC301 LA1851A
MIX. OUT
26 AM MIX
27 AM RF
28
VR EQ V REG
LA 1851N
29
3 - 39
REVERENCE
DIVIDER
SWALLOW COUNTER
1/2
1/16, 1/17 4bits
12 bits PROGRAMMABLE
DIVIDER
CCB DATA SHIFT REGISTER
I/F LATCH
POWER ON
RESET
7 8 9
BO1 BO2 BO3
24 1 2 3 7
FM IF FM DET
FM LEVEL
AGC
AM OSC
DET
ALC AM IF AM DET
30 4 16
IC307 MM1434 (M 29-C)
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
UNIVERSAL
COUNTER
10 11 13
BO4 IO1 IO2
5 6 8 9 10 11
PILOT
DET
COMP PD
IF BUFF MUTE
25 19 18 20
M 19-C / M 29-C
10 PO
19 A IN
20 A OUT
12 12 IF IN
LC 72131M
13 22 21
LED FF 19KHz
TRIG
DRIVE
0°
FF 19KHz
VCO FF 38KHz
90°
DECODER ST SW
(6dB)
17 14 15 12 23
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