GENASYS LRAD 450XL Technical Document

LRAD 450XL
GENASYS INC.
LRAD 450XL
EQUIPMENT MANUAL
16262 West Bernardo Dr.
San Diego, CA 92127
www.genasys.com
Catalog: LRAD-450XL-MANUAL
CAGE: 1K3W7
Part No.: 112343-00 Rev. E
Revised Jan. 2021
Copyright, 2020, Genasys Inc.

LRAD 450XL
GENASYS INC.
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Table of Contents
Table of Contents............................................................................................................................. i
List of Figures ...................................................................................................................................ii
List of Tables ...................................................................................................................................iii
1.0 Important Safety Information.................................................................................................. 1
1.1 Acoustic Volume Levels........................................................................................................ 2
2.0 Introduction ............................................................................................................................. 5
3.0 Preparation for Use.................................................................................................................. 5
3.1 Unpacking Instructions ........................................................................................................ 5
3.2 Items included...................................................................................................................... 5
3.3 Inspection............................................................................................................................. 7
4.0 Installation Instructions ........................................................................................................... 7
4.1 Power Input Connection ...................................................................................................... 7
4.2 Basic Cabling Installation ..................................................................................................... 9
4.3 Installing the Optional Maxabeam Kit (Sold Separately)................................................... 10
4.4 Installing the Manual Pan-Tilt Head Mount....................................................................... 11
4.5 Installing the Optional Pole Mount Kit (Sold Separately) .................................................. 13
4.6 The LRAD Head Unit........................................................................................................... 14
5.0 Control Module/MP3 Player Overview.................................................................................. 14
5.1 Control Module Operation................................................................................................. 15
5.1.1 MIC/USB Connection ................................................................................................... 16
5.1.2 Audio Out Connection ................................................................................................. 17
5.2 Button Functions................................................................................................................ 17
5.3 LCD Display......................................................................................................................... 18
5.4 Downloading Files .............................................................................................................. 20
5.5 Changing the Alert Tone .................................................................................................... 20
5.6 Audio File Playback ............................................................................................................ 21
5.7 Using the Alert Tone .......................................................................................................... 21
5.8 Other Control Module Features......................................................................................... 21
6.0 Recording Audio Files Using LRAD Normalizer Software....................................................... 22
6.1 System Requirements ........................................................................................................ 22
6.2 Installing the Software ....................................................................................................... 22
6.3 Running the Software ........................................................................................................ 22
6.4 Recording an Audio File ..................................................................................................... 23
7.0 The Recording Microphone ................................................................................................... 25
8.0 Operating Instructions ........................................................................................................... 27
8.1 Positioning the LRAD for Operation................................................................................... 27
8.2 Aiming ................................................................................................................................ 28
8.3 Environmental Conditions Affecting Aiming...................................................................... 28
9.0 Maintenance, Troubleshooting and Servicing Instructions................................................... 29
9.1 Preventive Maintenance.................................................................................................... 29
9.2 Cleaning the Head Unit Grill............................................................................................... 29

LRAD 450XL
GENASYS INC.
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10.0 Troubleshooting................................................................................................................... 29
10.1 Symptom: No green power LED after turning on the main power switch...................... 29
10.2 Symptom: There is low or no sound coming from the LRAD........................................... 30
10.3 Symptom: No display or backlights on Control Module.................................................. 30
10.4 Symptom: No audio or low audio from LRAD.................................................................. 31
10.5 Symptom: Control Module not recognized by computer or computer gives error
message when connecting Control Module. ............................................................................ 31
11.0 System Tests......................................................................................................................... 32
11.1 Driver Resistance Test...................................................................................................... 32
11.2 Amplifier Output Voltage Test ......................................................................................... 33
12.0 Instructions for Replacing a Faulty Driver............................................................................ 34
13.0 Preparation for Shipment .................................................................................................... 40
14.0 Storage ................................................................................................................................. 40
15.0 Specifications ....................................................................................................................... 41
16.0 Technical Support ................................................................................................................ 42
List of Figures
Figure 1: LRAD-450XL SPL vs. Distance ........................................................................................... 2
Figure 2: LRAD-450XL Operation Zones.......................................................................................... 4
Figure 3: LRAD-450XL DC Power Cable Termination ...................................................................... 7
Figure 4: LRAD-450XL DC Power Cable Pinout ............................................................................... 8
Figure 5: Cable Connections ........................................................................................................... 9
Figure 6: Maxabeam Installation .................................................................................................. 10
Figure 7: Manual Pan/Tilt Head Mounting ................................................................................... 11
Figure 8: Pole Mount Kit Installation ............................................................................................ 13
Figure 9: 450XL Head Unit Features ............................................................................................. 14
Figure 10: Control Module Features............................................................................................. 15
Figure 11: Auxiliary Audio Cable (Optional).................................................................................. 16
Figure 12: USB Download Cable ................................................................................................... 16
Figure 13: MIC/USB Connector Pinout ......................................................................................... 16
Figure 14: LRAD Control Interface Pinout..................................................................................... 17
Figure 15: Control Module Display ............................................................................................... 18
Figure 16: Control Module Splash Screen..................................................................................... 19
Figure 17: Control Module Mass Storage Screen ......................................................................... 20
Figure 18: Normalizer Interface Screen ........................................................................................ 22
Figure 19: LRAD Normalizer During Recording............................................................................. 24
Figure 20: Recording Microphone Features and Controls............................................................ 26
Figure 21: Optional Soft Cover...................................................................................................... 29
Figure 22: Head Unit Speaker Connector ..................................................................................... 32
Figure 23: Amplifier Module......................................................................................................... 33
Figure 24: Head Unit Speaker Connector ..................................................................................... 34
Figure 25: Replacement Driver Kit................................................................................................ 35
Figure 26: Front Screen Removal.................................................................................................. 36

LRAD 450XL
GENASYS INC.
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Figure 27: Driver Connection ........................................................................................................ 37
Figure 28: Driver Removal ............................................................................................................ 38
Figure 29: Application of RTV on Driver........................................................................................ 39
List of Tables
Table 1: Acoustic Exposure Limits................................................................................................... 3
Table 2: Standard LRAD-450XL Parts List........................................................................................ 5
Table 3: Control Module Button Functions .................................................................................. 18

LRAD 450XL
GENASYS INC.
Manual Part No.: 112343-00 Rev. E
1
1.0 Important Safety Information
The LRAD-450XL is capable of producing sound pressure levels that have the potential to cause
temporary or permanent hearing damage if not used properly. Always follow the safety
precautions described in this manual as well as on the unit’s operator interfaces.
Read these instructions.
Keep these instructions in a place known to and accessible by the potential operators of the
LRAD-450XL.
Heed all warnings contained in this document.
Follow all instructions detailed in this document.
Install in accordance with the instructions contained in this document.
Do not install near any heat sources such as radiators, heat registers, stoves, or other
apparatuses that produce heat.
Protect the power cord from being treaded upon, excessively bent, creased, or pinched,
particularly at the point where the cable assemblies connect to the LRAD and its components.
Only use attachments/accessories specified by the manufacturer.
Refer all servicing to qualified service personnel. Servicing is required when the LRAD-450XL has
been noticeably or substantially damaged in any way, including cord or plug damage, serious
denting, breached housings, or if liquid has penetrated the interior of the device or any
accessories.
Do not block airflow through the heatsink on the electronics module.