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Related Manuals for akira MMS-251
Summary of Contents for akira MMS-251
- Page 1 Multi-Media Speaker Service Manual...
- Page 2 -2 - MODEL: MMS-251 Model No.: MMS-251.doc Version: 1.0...
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Page 3: Table Of Contents
REMOTE CONTROL DESCIPTIONS....................6 PANEL/REAR DESCRIPTION....................... 7 BASIC OPERATION ..........................8 SYSTEM CONNECTION PICTURE...................... 9 SPECIFICATION........................... 10 HOW TO REPAIR SPEAKER MALFUNCTION ................. 11 EXPLODED VIEW..........................12 PART LIST ............................. 13 CIRCUIT DIAGRAM ..........................14 Model No.: MMS-251.doc Version: 1.0... -
Page 4: Important Safety Measures
Contact the sell shop or nearest repairing center. 5. Attention: this set applies to 220V∼240V 50/60Hz power supply. Use Standard power supply and do not use power supply of small output to adjust and steady voltage. Model No.: MMS-251.doc Version: 1.0... -
Page 5: Characteristics
-5 - CHARACTERISTICS • 5.1 channel independent channel adjustment for a home theatre effect. • With remote control, 7 color LCD display. Novelty outlook design. • High quality make and finishing. Model No.: MMS-251.doc Version: 1.0... -
Page 6: Remote Control Desciptions
7. Center +/- adjustment 8. Surround +/- adjustment 9. Subwoofer +/- adjustment 10. 5.1 CH key OPERATION RANGE OF THE REMOTE CONTROL Infrared sensor NOTICE: there should be big obstacle between the remote control and the main unit. Model No.: MMS-251.doc Version: 1.0... -
Page 7: Panel/Rear Description
15. Bass input 16. Speaker output: • Main channel front right output • Main channel front left output • Center output • Rear surround right output • Rear surround left output 17. Power switch 18. Power cable Model No.: MMS-251.doc Version: 1.0... -
Page 8: Basic Operation
Press “+”, “-“of “CEN” on the remote controller, press “+” to increase the volume while “-“ to reduce it, indicator light working mode is same as main volume display mode. Surround volume control Press “+”, “-“ of Subwoofer volume control Model No.: MMS-251.doc Version: 1.0... -
Page 9: System Connection Picture
-9 - SYSTEM CONNECTION PICTURE Model No.: MMS-251.doc Version: 1.0... -
Page 10: Specification
-10 - SPECIFICATION ITEM SPECIFICATION Satellite speaker 12Wx5 Main speaker 10K Ω Input impedance Frequency response for Satellite speaker 110Hz – 20KHz Frequency response for Main speaker 42Hz – 159Hz ∼220V-240V 50/60Hz Power Model No.: MMS-251.doc Version: 1.0... -
Page 11: How To Repair Speaker Malfunction
High frequency crossover capacitor quality is poor; speaker unit is poor; High Frequency poor grill incorrect use. Low Frequency poor Frequency crossover net is bad low frequency speaker unit is poor. Echo Voice poor Speaker Location is incorrect; two speaker collector +- is incorrect. Model No.: MMS-251.doc Version: 1.0... -
Page 12: Exploded View
-12 - EXPLODED VIEW Model No.: MMS-251.doc Version: 1.0... -
Page 13: Part List
Port tube 1 PC Control panel 1 PC Transformed 1 PC 5YD – F60A – 4 Woofer 1 PC ∅ 220 Grille 1 PC Amplifier 1 PC BA4X12 Screw 2 PC BA4X12 Screw 10 PC Model No.: MMS-251.doc Version: 1.0... -
Page 14: Circuit Diagram
-14 - CIRCUIT DIAGRAM Model No.: MMS-251.doc Version: 1.0...
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