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2
MODEL:
MMS-421
Model No.: MMS-421.doc Version: 1.0
Page 1: ...Multi Media Speaker Service Manual...
Page 2: ...2 MODEL MMS 421 Model No MMS 421 doc Version 1 0...
Page 3: ...3 Model No MMS 421 doc Version 1 0 CONTENTS SAFETY INSTRUCTIONS WARNING AND NOTES 4 SEPCIFICATION 5 CONNECTION DIAGRAM 6 CIRCUIT DIAGRAM 7...
Page 4: ...OLTAGE WITHIN THE PRODUCTS ENCLOSURE THAT MAY BE SUFFICIENT MAGNITUDE TO CONSTITUTE A RISK OF ELECTRIC SHOCK TO PERSONS THE EXCLAMATION POINT SYMBOL WITHIN AN EQUILATERAL TRIANGLE IS INTENTED TO ALERT...
Page 5: ...5 SPECIFICATION OUTPUT POWER 12W 8WX2 RMS NOMINAL IMPEDANCE 4 FREQUENCY RESPONSE 10Hz 100Hz Woofer 100Hz 20Khz Satellite DISTORTION 0 3 1W 1KHz POWER SUPPLY 230V 50Hz Model No MMS 421 doc Version 1 0...
Page 6: ...6 CONNECTION DIAGRAM SYSTEM COMPONENTS 1 Subwoofer Box 2 Left and Right Satellite Speakers 3 Manual 4 Input Wire Model No MMS 421 doc Version 1 0...
Page 7: ...7 CIRCUIT DIAGRAM Model No MMS 421 doc Version 1 0...
Page 8: ...R27 2 2R 1 2 4 5 3 U3 TDA2030A VCC VCC SUB AMP E8 47uF E9 47uF GND R24 22K GND GND GND GND GND SWIN1 1 3 2 VR1A 50K 4 6 5 VR1B 50K GND GND GND S1 6A 1A 250V 103 250VAC R4 22K R3 22K R5 18K R6 18K RIN...
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