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4 CHANNELS MIXER AMPLIFIER LTS.MAA4120U
Operation manual
Please follow the instructions in this manual to obtain the optimum results from this unit.
We also recommend that you keep this manual handy for future reference.
Linear Technologie • 11 rue du Puits Rochefort • 42 100 Saint-Etienne
V.2017
Tél: +33 (0)4 77 81 49 49 • Fax: +33 (0)4 77 81 49 40 • www.lineartech.fr
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Table of Contents
Related Manuals for LINEAR SOUND LTS.MAA4120U
Summary of Contents for LINEAR SOUND LTS.MAA4120U
- Page 1 4 CHANNELS MIXER AMPLIFIER LTS.MAA4120U Operation manual Please follow the instructions in this manual to obtain the optimum results from this unit. We also recommend that you keep this manual handy for future reference. Linear Technologie • 11 rue du Puits Rochefort • 42 100 Saint-Etienne V.2017...
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Page 2: Table Of Contents
TABLE OF CONTENTS 1. Safety precautions Page 3 2. Features Page 5 3. Nomenclature and functions Page 5 a. Front panel b. Rear panel 4. Operation Page 6 5. Mute mode functions Page 7 6. Trouble shooting Page 7 7. Connections Page 7 a. -
Page 3: Safety Precautions
1. SAFETY PRECAUTIONS • Be sure to read the instructions in this section carefully before use. • Make sure to observe the instructions in this manual as the conventions of safety symbols and messages regarded as very important precautions are included. •... - Page 4 • To prevent a fire or electric shock, never open or remove the unit case as there are high voltage components inside the unit. Refer all servicing to your nearest dealer. • Do not place cups, bowls, or other containers of liquid or metallic objects on top of the unit.
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Page 5: Features
2. FEATURES 1. All sources are with matrix 4 roads output function. 2. When priority is short circuit and TEL and MIC1 are inputted, MIC2 - CH5 and MP3 will automatically keep mute. Priority = TEL = Paging MIC1 > (MIC2 - CH5, MP3) 3. -
Page 6: Rear Panel
11. CH1 low-pitched tone control : Adjust low pitch, clockwise rotation, increase volume, conversely reduce. 12. CH1 volume control 13. MP3 player, with USB & SD card slot b. Rear panel 1. ~230V 50 Hz AC power input socket 2. Telephone DIP switch and volume control 3. -
Page 7: Mute Mode Functions
5. MUTE FUNCTION Mute priority description : Priority = Tel = Paging MIC1 > (MIC2 - CH5 / MP3) When priority is short circuit and TEL and MIC1 are inputted, MIC2 - CH5 and MP3 will automatically keep mute. 6. TROUBLE SHOOTING Fault phenomenon The cause of the problem There is no sound output when the line... -
Page 8: Xlr Connections
b. XLR connections Combined XLR (female) phone jack connectors. Plug and connectors 8. APPLICATIONS Rear panel connections. -
Page 9: Block Diagram
9. BLOCK DIAGRAM 10. SPECIFICATIONS Power output 4 x 120W Output interface 4 ohms, 70V / 100V Monitor output 1W / 8Ω Input sensitivity and CH1, 2, 3 : 2.5 mV / 600, 175 mV / 10K, balance input impedance Ch5 , 6 : 350 mV / 10K, balance input TEL : 350 mV / 10K Ω... -
Page 10: Dimensions
Harmonic distortion ≤ 1% Consumption 800W Supply voltage ~ 230V 50 Hz Dimensions 484 x 440 x 132 mm Weight 11,68 kg 11. DIMENSIONAL DIAGRAM Unit : mm Keep the unit’s all sides over 10cm away from objects that may obstruct air flow to prevent the unit’s internal temperature rise. - Page 11 Linear Technologie • 11 rue du Puits Rochefort • 42 100 Saint-Etienne Tél: +33 (0)4 77 81 49 49 • Fax: +33 (0)4 77 81 49 40 • www.lineartech.fr...
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