Siemens RK659G6 Kundendienstschrift Seite 7

ICl CXA 1238M
PLL
REG VCO DISCRI MUTE osc osc
GNO LPF2
REGULATOR
vco
REGULATOR
MUTING
l/z COUNTOR
PD2
3 EN
DECODE AMP
RIPPLE FILTER
RIPPLE ACC
PILOT PILOT Rch Lch
PLL
OUT FILTER AFCI
DET IN OUT
DET
LPF2 L.PF2
IC2 TA 7376P
IN2
vtt2
0't2
04-1
IC4 TA 8126F
NC
10
osaLLATOR
NC
SW2
15V
(IOV)
FM/AM
RF
GND OUT
REG IN
FM F/DISCRI
IF/DET
DETUNE
MUTING TUNING IND
CONTROL
11
BAND
acc CND TUNE
SELECT
AFC2 IND
PD•. PHÆE DETECTOR DET: DETECTOR
Bu: BUFFER IND: INDICATOR
FE: FRONT END
IC3 TA 75339F
(TOP VIEW)
OUT B I
14
47%F
OUT A 2
VCC 3
12
A
4
-IN B
6 9
47*F
7
IC5 LA5003
INPUT
REFERENCE
STARTER
VOLTAGE
ERROR
AMP.
GND
017
ISS314
14
EXT
0 01
aaæ-
OUT C
OUT D
GND
D
RIB
-IN D
c
-IN C
15314
Ti2
118
OUTPUT
—12-3
120
L2
2%2-3
0.01
Ri2
10 16
o.
2.a*å
845
470
ato
R42
R4i
47X
$0
13
10
16
ct4
o. ooa
.47 50
too to
FQ4 TP4
R-t21
IC6
Ci3i