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Owners Manual
LSR305
LSR308
LSR310 S
5" Powered
8" Powered
10" Powered
Studio Monitor
Studio Monitor
Studio Subwoofer

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Summary of Contents for Harman JBL Professional 3 Series

  • Page 1 Owners Manual LSR305 LSR308 LSR310 S 5" Powered 8" Powered 10" Powered Studio Monitor Studio Monitor Studio Subwoofer...
  • Page 2 Thank you for your purchase of JBL 3 Series Studio Monitors To receive important information as it becomes available please take a moment to register your 3 Series speakers now. Click the link or go to www.jblpro.com/3series...
  • Page 3: Important Safety Instructions

    Section 1: Important Safety Instructions Explanation of Graphic Symbols Read these instructions. Keep these instructions. The exclamation point within an equilateral triangle is intended to alert the users to Heed all warnings. the presence of important operating and maintenance (servicing) instructions in the Follow all instructions.
  • Page 4: Table Of Contents

    Contents Important Safety Instructions ..................3 Introduction ......................5-6 Setting Up Your System ....................6 What's Included? ....................6 Unpacking ......................6 Placement ......................7 Audio Connections ....................8 Power Connections ....................8 Making Sound ......................9 LSR305 and LSR308 Powered Studio Monitors Front and Rear Views ...................
  • Page 5: Introduction

    Section 2: Introduction Congratulations on your purchase of JBL Professional 3 Series Studio Monitors. These studio monitors and Subwoofer meet JBL’s high standards for accuracy and long-term reliability in demanding professional applications. All 3 Series models incorporate JBL Professional transducer and network technologies to provide accurate frequency response, exceptional low frequency extension and high SPL capability.
  • Page 6: Setting Up Your System

    • Patented Slip Stream Port – The patented JBL low frequency port design works in concert with the 3 Series woofer for accurate bass response at all playback levels. • A detented volume control makes it easy to balance of the LSR310S in your studio monitor system. •...
  • Page 7: Placement

    LSR310S Subwoofer - The subwoofer weighs 19 kg (42 lbs.) Unpacking the subwoofer does not require you lift the subwoofer. However, you will need to rotate the subwoofer in the carton. If you are unable to perform the following steps without assistance, please request help from another person. •...
  • Page 8: Audio Connections

    Section 4: LSR305 and LSR308 Powered Studio Monitors SUB / LFE CENTER SUB / LFE LEFT RIGHT LEFT RIGHT MIX POSITION MIX POSITION LEFT RIGHT SURROUND SURROUND AUDIO CONNECTIONS The 3 Series Speakers are equipped with balanced XLR and 6 mm (¼") TRS inputs for connection to professional computer audio interfaces, mixing consoles and audio production equipment as well as unbalanced consumer audio products including personal music players, consumer audio receivers and audio visual equipment.
  • Page 9: Making Sound

    MAkING SOUND After connections are made, reduce the output level of the audio source (mixing console, computer recording system, or preamp) to minimum. Set the 3 Series POWER SWITCH to the “ON position.” After a short delay the POWER INDICATOR on the front of each speaker will illuminate and the speakers will be ready to reproduce audio signals.
  • Page 10: Lsr305 And Lsr308 Powered Studio Monitors

    Section 4: LSR305 and LSR308 Powered Studio Monitors Front View Back View FEATURES 1. HIGH FREQUENCY TRANSDUCER (Tweeter) – Reproduces high frequency signals. 2. WAVEGUIDE – The specially designed Image Control Waveguide enhances imaging and optimizes the blend of direct and reflected sound in the room, ensuring neutral sound at the mix position.
  • Page 11: Input Panel

    INPUT PANEL 10. XLR INPUT – Connect professional equipment using an XLR connector. 11. 6 mm (¼") INPUT - Connect equipment using a 6 mm (¼") balanced or unbalanced connector. 12. INPUT SENSITIVITY SWITCH – Set this switch to +4 dBu to protect from overload when connecting to professional equipment and sources with very high output.
  • Page 12: Lsr310S Powered Studio Subwoofer

    Section 5: LSR310S Powered Studio Subwoofer Front View Back View Bottom View FEATURES 1. LOW FREQUENCY TRANSDUCER “WOOFER” – Reproduces low frequency signals. 2. POWER INDICATOR – Illuminates when power is connected and the Power Switch is set to ON. 3.
  • Page 13: Input Panel

    INPUT PANEL 6. RIGHT and LEFT XLR INPUTS 7. RIGHT and LEFT 6mm (1/4") 8. RIGHT and LEFT XLR OUTPUTS 9. INPUT SENSITIVITY switch – Set this switch to the +4 dBu setting when connecting professional equipment and sources with very high output. NOTE: When the LSR310S is used in a system with LSR305 and LSR308, set the INPUT SENSITIVITY switch on the LSR305 or LSR308 to the -10dBV setting regardless of the LSR310S input sensitivity switch setting.
  • Page 14: Setting Subwoofer Level

    SETTING THE SUBWOOFER LEVEL When the LSR310S Subwoofer is used in a system with LSR305 or LSR308 speakers, the ideal balance is achieved when the position of the volume control on the subwoofer is set to the same position as the volume control on the main speakers.
  • Page 15: Surround Sound And .1 Lfe Channel

    External Select this setting when connecting the subwoofer to an external bass management system. When external is selected, XLR left and right outputs are disabled. SURROUND SOUND SYSTEMS AND LFE The LSR310S Subwoofer can be used to reproduce the LFE (Low Frequency Effects) or .1 channel in a surround sound system.
  • Page 16: Systems Connections

    Section 6: System Connections TWO CHANNEL SYSTEMS LEFT RIGHT CHANNEL SPEAKER CHANNEL SPEAKER SUBWOOFER MIxER...
  • Page 17 SURROUND SOUND SYSTEMS LEFT CENTER RIGHT CHANNEL SPEAKER SPEAKER CHANNEL SPEAKER SUBWOOFER COMPUTER AUDIO INTERFACE COMPUTER AUDIO SYSTEM LEFT RIGHT SURROUND SPEAKER SURROUND SPEAKER...
  • Page 18: Trouble Shooting

    Section 7: Trouble Shooting TROUBLE SHOOTING If there is no sound from your speakers, check these settings: • Make sure a signal source is connected and producing sound. • Make sure the POWER INDICATOR is illuminated on the front of the speaker. •...
  • Page 19: Specifications

    Section 8: Specifications Specifications LSR305 LSR308 LSR310S Frequency Range: 43 Hz – 24 kHz 37 Hz - 24 kHz 27 Hz Crossover: 1725 Hz 4th order acoustic 1800 Hz 4th order acoustic - - - Linkwitz-Riley Linkwitz-Riley Maximum Peak SPL: 108 dB SPL * 112 dB SPL * 113 dB ** Maximum Peak Input Level:...
  • Page 20: Jbl Service Contact Information

    Section 9: JBL Service Contact Information MAILING ADDRESS: JBL Professional 8500 Balboa Blvd. Northridge, CA 91329 SHIPPING ADDRESS: JBL Professional 8500 Balboa Blvd., Dock 15 Northridge, CA 91329 (Do not return product to this address without first obtaining prior authorization from JBL) CUSTOMER SERVICE: Monday through Friday 8:00am - 5:00pm...
  • Page 21: Product Warranty Information

    Section 10: Product Warranty Information The JBL Limited Warranty on professional loudspeaker products (except for enclosures) remains in effect for five years from the date of the first consumer purchase. JBL amplifiers are warranted for three years from the date of original purchase.
  • Page 22 Part Number: Rev 5041835A...

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