LG LST-4200A Service Manual - Page 51
AUDIO PROCESSING Block Diagram
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6. AUDIO PROCESSING Block Diagram IC200 HA_DACLRCH HA_DACLRCK HA_AUDCLKOUT IC400 AUDIO DAC (MSP4448G) Left Audio Out Right Audio Out IC402 Low Pass Filter (MC33078) HD2 (LGDT 1102A) IC110 Left Audio Out Right Audio Out CPU (S3C44B0X) AUDIO_MUTE_CTRL TR Buffer Q405, Q406, Q407, Q408 HA_IEC958OUT TR Buffer Q401, Q402 Variable Audio Out Variable Audio Out Digital Audio Coaxial Out Digital Audio Optical Out 3-47 3-48
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6. AUDIO PROCESSING Block Diagram
AUDIO DAC
(MSP4448G)
IC400
HA_DACLRCH
HA_DAC
LRCK
HA_AUDCLKOUT
Low Pass
Filter
(MC33078)
IC402
Left Audio Out
Right Audio Out
TR
Buffe
r
Left Audio Out
Right Audio Out
Q405, Q406, Q407, Q
408
AUDIO_MUTE_C
TRL
Digital Audio
Optical Out
Digital Audio
Coaxial Out
Variable
Audio Out
Variable
Audi
o Out
HA_IEC958O
UT
TR
Buffer
Q401,
Q402
HD2
(LGDT
1102A)
IC200
CPU
(S3C44B0X)
IC110
3-47
3-48