LG LH-W750TA Service Manual page 18

Figure 4. Channel Signal Flow through the EQ Block
Re-sampled
Pre
Input
Scale
If HPB = 0
Figure 5. 2-Channel (Full-bridge) Power, OCFG(1...0) = 00
Figure 6. - 2.1-Channel Power Configuration OCFG(1...0) = 01
Figure 7. 1-Channel Mono-Parallel Configuration, OCFG(1...0) = 11
High-Pass
BQ#1 BQ#2
Filter
Half Half
Bridge Bridge
Half Half
Bridge Bridge
Half Half
Bridge Bridge
Half Half
Bridge Bridge
Half
Bridge
Half
Bridge
Half
Bridge
Half
Bridge
Half
Bridge
Half
Bridge
Half
Bridge
Half
Bridge
BQ#3 BQ#4
4 Biquads
User defined if AMEQ = 00
Preset EQ if AMEQ = 01
Auto Loudness if AMEQ = 10
If DSPB = 0 & CxEQB = 0
OUT1A OUT1A
OUT1B OUT1B
OUT2A OUT2A
OUT2B OUT2B
OUT1A
OUT1B
OUT2A
OUT2B
OUT1A
OUT1B
OUT2A
OUT2B
De- Bass T reble
Emphasis Filt er Filter
If CxT CB = 0
BT C: Bass Boost/Cut
If DEMP = 1
T T C: T reble Boost/Cut
Channel 1 Channel 1
Channel 2 Channel 2
Channel 1
Channel 2
Channel 3
Channel 3
STA328
T o
Mix
3/41