Beko E1 CHASSIS Service Manual page 17

TDA 9830
TV sound AM-demodulator and audio source switch
SYMBOL PIN
IFIN 1
n.c. 2
CAGC 3
CREF 4
n.c. 5
AMOUT 6
AMIN 7
AFOUT 8
EXTIN 9
SWITCH 10
Vp2 11
MUTE 12
GND 13
Vp1 14
n.c. 15
IFIN 16
DESCRIPTION
sound IF differential input signal
not connected
AGC capacitor
REF voltage filtering capacitor
not connected
AM demodulator output
input signal (from AM) to audio switch
output signal from audio switch
input signal (from external) to audio switch
switch input select control
supply voltage +12 V (alternative)
mute control
ground (0 V)
supply voltage +5 to +8 V
not connected
sound IF differential input signal
16