Daewoo DTQ-29U1SCV Service Manual page 36

IC DESCRIPTION
SYMBOL
VIFIN2
VSC
IREF
GNDIF
(2)
SIFIN1/DVBIN1
(2)
SIFIN2/DVBIN2
AGCOUT
EHTO
AVL/SWO/SSIF/
(2)
REFO/REFIN
AUDIOIN5
AUDIOIN5L
AUDIOIN5R
AUDOUTSL
AUDOUTSR
DECSDEM
QSSO/AMOUT/AUDEEM
GND2
PLLIF
(2)
SIFAGC/DVBAGC
(2)
DVBO/IFVO/FMRO
(2)
DVBO/FMRO
VCC8V
STANDARD
VERSION
25 29
26 30
27 31
28 32
29 33
30 34
31 35
32 65
33 44
- -
34 36/-
35 -
36 37
37 38
38 -/72
(2)
39 -/36
40 39
41 40
42 41
43 42
44 -
45 43
FACE DO WN
VERSION
104 62 IF input 2
103 61 vertical sawtooth capacitor
102 60 reference current input
101 59 ground connection for IF ampli er
100 58 SIF input 1 / DVB input 1
99 57 SIF input 2 / DVB input 2
98 56 tuner AGC output
97 26 EHT/overvoltage protection input
96 47 Automatic Volume Levelling / switch output /
sound IF input / subcarrier reference output /
external reference signal input for I signal mixer
for DVB operation
- - audio 5 input
95 55/- audio-5 input (left signal)
94 - audio-5 input (right signal)
93 54 audio output for SCART/CINCH (left signal)
92 53 audio output for SCART/CINCH (right signal)
91 -/19 decoupling sound demodulator
90 -/55 QSS intercarrier output / AM output /
deemphasis (front-end audio out)
89 52 ground 2 for TV processor
88 51 IF-PLL loop lter
87 50 AGC sound IF / internal-external AGC for DVB
applications
86 49 Digital Video Broadcast output / IF video output /
FM radio output
85 - Digital Video Broadcast output / FM radio output
84 48 8 Volt supply for audio switches
-35-
Appendix
DESCRIPTION