Ic601 (Tda7419) - LG LAC7750 Manual De Servicio

5. IC601 (TDA7419)

5-1. CONFIGURACIÓN DE CLAVIJAS
5-2. DIAGRAMA DE BLOQUE
SAOUT SAOUT
DIFFL DIFFL
DIFFG DIFFG
InGain InGain
DIFFR DIFFR
AutoZero AutoZero
SE1L SE1L
INPUT INPUT
SE1R SE1R
MULTIPLEXER MULTIPLEXER
SE2L SE2L
InGain InGain
SE2R SE2R
SUPPLY SUPPLY
VDD VDD GND GND CREF CREF
VREFOUTF VREFOUTF
ACOUTR/AC2OUTR
ACINR/FILOR
ACINL/FILOL
ACOUTL/AC2OUTL
SE3L/ACINL
SE3R/ACINR
SE2L
SE2R
SE1L
SE1R
DIFFL
DIFFG
DIFFR
CREF
SACLK SACLK MUTE MUTE
Spectrum Spectrum
Analyzer Analyzer
Softstep Softstep
Loudness Loudness SoftMute SoftMute
Volume Volume
DIGITAL CONTROL DIGITAL CONTROL DIGITAL CONTROL
1 28 MIX/OUTSW/OUTRR2
2 27 VREF
3 26 SAOUT
4 25 SAIN
5 24 VDD
6 23 SDA
7 22 SCL
8 21 MUTE
9 20 OUTLF
10 19 OUTLR
11 18 OUTRR
12 17 OUTRF
13 16 OUTSW/OUTLR2
14 15 GND
D04AU1569
ACOUTL/ ACOUTL/ ACOUTR/ ACOUTR/
AC2OUTL AC2OUTL AC2OUTR AC2OUTR
Treble Treble Middle Middle Bass Bass
Subwoofer Subwoofer
LPF LPF
2 2 2
I I I C BUS C BUS C BUS
AC2INL/ AC2INL/
SCL SCL SDA SDA
SE3L SE3L
2-16
ACINL/ ACINL/ ACINR/ ACINR/
FILOL FILOL FILOR FILOR
Softstep Softstep
HPF HPF
MonoFader MonoFader
Softstep Softstep
HPF HPF
MonoFader MonoFader
Softstep Softstep
MonoFader MonoFader
Softstep Softstep
MonoFader MonoFader
Softstep Softstep
MonoFader MonoFader
Softstep Softstep
MonoFader MonoFader
AC2INR/ AC2INR/
SE3R SE3R
OUTLF OUTLF
Mix Mix
OUTRF OUTRF
Mix Mix
OUTLR OUTLR
OUTRR OUTRR
OUTSW/ OUTSW/
OUTLR2 OUTLR2
MIX/ MIX/
OUTSW/ OUTSW/
OUTRR2 OUTRR2