Daewoo DTH-2930, Service Manual, Page: 18 / 54

-17-
IC DESCRIPTION
VIFIN2 29 IF input 2
VSC 30 vertical sawtooth capacitor
IREF 31 reference current input
GNDIF 32 ground connection for IF ampli er
SIFIN1/DVBIN1
(2)
33 SIF input 1 / DVB input 1
SIFIN2/DVBIN2
(2)
34 SIF input 2 / DVB input 2
AGCOUT 35 tuner AGC output
EHTO 65 EHT/overvoltage protection input
AVL/SWO/SSIF/
REFO/REFIN
(2)
44 Automatic Volume Levelling / switch output /
sound IF input / subcarrier reference output /
external reference signal input for I signal mixer
for DVB operation
AUDIOIN5 audio 5 input
AUDIOIN5L 36/- audio-5 input (left signal)
AUDIOIN5R -
-
audio-5 input (right signal)
AUDOUTSL 37 audio output for SCART/CINCH (left signal)
AUDOUTSR 38 audio output for SCART/CINCH (right signal)
DECSDEM -/72 decoupling sound demodulator
QSSO/AMOUT/AUDEEM
(2)
-/36 QSS intercarrier output / AM output /
deemphasis (front-end audio out)
GND2 39 ground 2 for TV processor
PLLIF 40 IF-PLL loop lter
SIFAGC/DVBAGC
(2)
41 AGC sound IF / internal-external AGC for DVB
applications
DVBO/IFVO/FMRO
(2)
42 Digital Video Broadcast output / IF video output /
FM radio output
DVBO/FMRO
(2)
- Digital Video Broadcast output / FM radio output
VCC8V 43 8 Volt supply for audio switches
SYMBOL
STANDARD
VERSION
DESCRIPTION
FULL-STEREO/
MONO+ A
V
STEREO SSDIP90