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6. KARAOKE Block Diagram(KARAOKE MODEL ONLY)
Microphone1
Microphone
Signal
PREAMP
(BA3308)
AMP
(KA741)
AUDIO
ADC
(CS5331)
MPEG
(MT1379)
AUDIO
DAC
(
CS4391)
1 The unit turns to KARAOKE MODE with ou-screen lyrics display and melody sound when it play backs
VCD or DVD KARAOKE DISC.
2. IF a microphone is connected at this time, MICON recoguizes the connection and prepares the compo-
sition of external voice and internal melody.
3. The week signal of the microphone is converted to the digital signal after voice output that has passed
through PREAMP(BA3308) and AMP(KA741) passes through(CS5331) that is Audio ADC(Analog to
Digital convertor).
4. This digital signal enters NT1379 that is MPEG IC
5. This mixed signal is output to AV JACK after passing through AUDIO DAC(CS4391).
(Block Digram)
