L-Acoustics LA15a Manuals

L-Acoustics LA15a Manuals

Manuals and User Guides for L-Acoustics LA15a. We have 1 L-Acoustics LA15a manual available for free PDF download: Owner's Manual

L-Acoustics LA15a Owner's Manual

L-Acoustics LA15a Owner's Manual (23 pages)

115V Version

Brand: L-Acoustics | Category: Amplifier | Size: 0 MB

Table of Contents

Table of Contents
3
List of Figures
4
List of Tables
4
Approvals
5
Warnings
5
Explanation of Graphical Symbols
5
Warning
5
Caution
5
Important Safety Instructions
5
User Responsibility
6
Speaker Damage
6
Speaker Output Hazard
6
Radio Interference
6
Introduction
8
Unpacking
8
Front Panel
8
Figure 1: La15A Front Panel
8
Rear Panel
9
Figure 2: La15A Rear Panel
9
Rear Panel Features
10
Impedance Matching (MLS Switch)
10
Figure 3: La15A Rear Panel MLS Switches
10
Table 1: Output Power Ratings and MLS Switch Settings for the La15A
10
Clip Limiter
11
Table 2: MLS Switch Setting Applications
11
Installation
12
Mounting
12
Cooling
12
Operating Voltage
12
Grounding
13
Power Consumption
13
Table 3: La15A Current Draw @ 4 Ohms
13
Heat Power Calculation
14
Table 4: La15A Maximum Output Power Versus Mains Input Power
14
Gain and Sensitivity
15
Table 5: La15A Output Power and Input Sensitivity Versus MLS Switch Setting (32 Db Gain)
15
Connections
16
Input Connections
16
Balanced Inputs
16
Figure 4: XLR Input Connector Wiring
16
Figure 5: Balanced XLR Wiring
16
Figure 6: ¼" TRS Plug
16
Figure 7: La15A Rear Panel Detail
16
Unbalanced Inputs
17
Connecting Speakers
17
Figure 8: Unbalanced Line Connection
17
Figure 9: Balanced Line with Unbalanced Equipment
17
Figure 10: Loudspeaker Connection Details
17
Operation
18
Operation Modes
18
QUAD Mode
18
Figure 11: Reverse Polarity Operation for Channels B and D
18
Table 6: Maximum Recommended Length for Damping Factor > 20
18
Tandem Mode
19
Bridged Mono Mode
19
Bridged Mono Mode Features
19
Operating Precautions
19
Figure 12: Bridged Mono Cabling
19
Powering up - Soft Start
20
Input Attenuators
20
Indicators
20
Figure 13: La15A Front Panel Detail
20
Protection Features
21
Clip Limiter
21
Thermal Protection
21
VHF Protection
21
Short Circuit Protection
21
AC Mains Voltage Protection
22
DC Protection
22
Maintenance
22
Troubleshooting
22
Warranty
23
Technical Assistance and Service
23

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