ITC SFB240 - Block Diagram

13
8. BLOCK DIAGRAM
Amplifier output
MIC1
ENC IN
AUX2AUX1
2-STAGE EQ
BASSTREBLE
LEVEL
MP3/BT MODLE
120W/240W
LEVEL
LEVEL
LEVEL
MUTE_MIC1
MUTE_ALL
Q2
GND
MUTE_ALL
Q1
GND
MUTE_MIC1
AUDIO OUT
LEVEL
LEVEL
Display
Protection circuit
LCD display
Fun control
Amplifier
module
Switchover between 70V and 100V
DC 24V inverter
power supply
switching
power supply
Remote control
Button
BP1048B2
(Crystal: 24MHz)
BT Antenna
2402 ~ 2480MHz