L-Acoustics SB118, Руководство пользователя

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1 SAFETY WARNINGS 1
1.1 Symbol description ............................................................................................................................................1
1.2 Important safety instructions..............................................................................................................................1
1.3 EC declaration of conformity .............................................................................................................................3
2 CONTENTS 4
3 INTRODUCTION 5
3.1 Welcome to L-ACOUSTICS
®
............................................................................................................................5
3.2 Unpacking .........................................................................................................................................................5
4 SYSTEM APPROACH 6
5 SB118 SUBWOOFER ENCLOSURE 9
6 INSTALLATION 10
6.1 Shipping the SB118 ..........................................................................................................................................10
6.2 Stacking or flying the SB118 .............................................................................................................................10
6.3 Connecting speakers .......................................................................................................................................10
7 OPERATION 13
7.1 System configuration........................................................................................................................................13
7.2 “STANDARD” mode.......................................................................................................................................13
7.2.1 Description.......................................................................................................................................13
7.2.2 Connecting the SB118 to the LA4 or LA8..........................................................................................14
7.2.3 [SB118_60] and [SB118_100] presets................................................................................................15
7.3 “CARDIOID” mode.........................................................................................................................................16
7.3.1 Description.......................................................................................................................................16
7.3.2 Connecting the SB118 to the LA4 or LA8..........................................................................................17
7.3.3 [SB118_60_C] and [SB118_100_C] presets ......................................................................................18
7.4 “HYBRID” mode .............................................................................................................................................19
7.4.1 Description.......................................................................................................................................19
7.4.2 Connecting SB118 and ARCS
®
to the LA4.........................................................................................19
7.4.3 [ARCS_S118_LO] and [ARCS_S118_HI] presets ...............................................................................19
7.4.4 Connecting SB118 and 8XT or passive 12XT to the LA4...................................................................20
7.4.5 [8XT_SB118] and [12XTP_SB118] presets .......................................................................................21
8 CARE AND MAINTENANCE 22
8.1 Maintenance information .................................................................................................................................22
8.2 Testing procedure ...........................................................................................................................................22
8.2.1 Check of transducer and enclosure acoustic behavior........................................................................22
8.2.2 Check of mechanical assembly and rigging parts ................................................................................22
8.2.3 Check of external aspect ..................................................................................................................22
8.3 Loudspeaker service........................................................................................................................................23
8.4 Spare parts and recommended tools................................................................................................................23
9 SPECIFICATIONS 24