Page 4 - Table Of Contents
iv Table Of Contents Safety Instructions .......................................................................iiiIntroduction ....................................................................................1Quick Start ..............................................................................
Page 5 - Introduction; Features; Manual Conventions; Introduction - Manual Conventions
1 Introduction Congratulations on your purchase of JBL LSR4300 Series Studio Monitors, the most advanced loudspeaker system ever developed for critical listening. We know that very few people read owner’s manuals from cover to cover, so we’ve organized this one to make it easy to find the information...
Page 6 - RMCTM Room Mode Correction; difficult as trying to paint a masterpiece while blindfolded.; Introduction - Features
2 Indicates that an LED is lit green. Indicates that an LED is lit red. Features The LSR4300 Series combines stunning sound and legendary JBL design with innovative new technologies. The end result is a product that is nothing short of revolutionary – a monitoring system suitable for use in the most...
Page 7 - wide variety of acoustic spaces.; Surround Smart; monitoring applications.; Selectable Inputs; the included LSR4300 Control Center software).
3 HiQnet™ Networking The LSR4300 Series also incorporates the new Harman HiQnet™ protocol that networks all the speakers in a system together and allows full control from the provided wireless remote control or from any computer via a standard USB connection and LSR4300 Control Center Software. With...
Page 8 - Onboard Bi-amplification; woofer and 70 watts for the high frequency transducer.; Other Features; exceptional transient response and superb power handling.
4 Onboard Bi-amplification LSR4300 Series monitors are self-powered, eliminating the need for external amplifiers. Perfectly matched bi-amplification is provided onboard, with 150 watts of power for the woofer and 70 watts for the high frequency transducer. Other Features • Custom designed transducers ...
Page 9 - Quick Start
5 Quick Start Each LSR4300 speaker includes: • One speaker • CAT5 networking cable • AC power cord • This owner’s manual The LSR4326/PAK and the LSR4328P/PAK include: • Two speakers, each with the above items • LSR4300 Accessory Kit containing: o Calibration microphone and mic clip o Infrared wirele...
Page 11 - Do; NOT
7 tivity switch to +4dBV (switch IN) or -10dBu (switch OUT) to match the nominal level of the signal source. If you don’t know how to set the switch, consult the documentation for the signal source. Most professional devices operate at +4dBV while most consumer devices operate at -10dBu. (See page 2...
Page 13 - Reference; Overview; Power Indicator
9 Reference Overview LSR4328P/4326P Front LSR4328P/4326P Rear Front Panel LSR4328P/4326P Front Panel The controls and displays on the front panel of the LSR4300 allow you to adjust and view various speaker settings. Below is a listing and description of each. 1. Power Indicator – The JBL logo lights...
Page 14 - current setting and status of the following functions:; Reference - Front Panel
10 2. Power – After connection to an AC power source, press this button to turn the speaker on. If networked together with other speakers, all speakers will turn on simultaneously. Press the button again to return the speaker to a low-power stand-by mode, where the internal amplifiers are turned off ...
Page 15 - Appendix E on page 38 in this manual.; SOLO; Room Mode Correction – This button is used both to initiate an RMC
11 You can calibrate your LSR4300 system so that the meter display will show how much SPL the speaker is contributing at the listening position. For more information, see Appendix E on page 38 in this manual. 4. SOLO – Press this button to mute the signal on all other speakers. As shown below, whe...
Page 16 - EQ; LF or HF boost or cut.; LF; HF; equalization has been applied.
12 When a brand new LSR4300 speaker is first powered on or if its factory settings have been recalled (see page 30 in this manual), the RMC button lights steadily to indicate that an RMC calibration needs to be performed. For more information, see page 25 in this manual. 6. EQ – Pressing this butto...
Page 17 - PRESET; – Allows you to select and activate one of six factory EQ presets, or a
13 9. PRESET – Allows you to select and activate one of six factory EQ presets, or a seventh “current setting” preset. To recall a preset, press the PRESET button. It will flash. While flashing, use the + or – buttons to select the desired preset. Reference - Front Panel
Page 18 - preset parameters can be found in Appendix A.; manually setting both the LF and HF values to 0 dB.; INPUT
14 When a preset is selected, the LF and HF buttons will illuminate to indicate whether the currently selected preset has LF and/or HF boost or cut. The preset becomes active when the PRESET button stops flashing (after approximately 3 seconds). If no preset is selected during that time (that is, the...
Page 19 - indicate the current selection.
15 S/PDIF input selected (channel A) S/PDIF input selected (channel B) AES/EBU input selected (channel A) AES/EBU input selected (channel B) After changing the input source, the Active Input display on the rear panel will indicate the current selection. When monitoring digital (S/PDIF or AES/EBU) ...
Page 20 - logo glows to indicate power.; Rear Panel; Input Sensitivity switch; – In the OUT position, selects -10 dBV sensitivity for the analog; Analog XLR Balanced input connector; . Connect analog audio input signal here.; Analog 1⁄4′′ Balanced input connector; . Alternatively, analog audio input signal can be; Use either the 1⁄4′′ or the XLR input, Do not; Positive voltage to Pin 2 of the XLR connector or the tip of the 1⁄4
16 11. +/ - – These increment/decrement buttons have different functions, depending upon whether a front panel button is flashing or not. If a front panel button is flashing, they are used to increment or decrement the value of the selected parameter. (For example, if the PRESET button is flashing, the...
Page 21 - manual for more information.; Reference - Rear Panel
17 4. RMC Microphone Input – 1/8 ″ connector for the supplied RMC calibration microphone. CAUTION: This input connector provides +15 volts of phantom power, so be sure to not connect any device other than the supplied RMC calibration microphone to this connector. 5. S/PDIF input connector (phono) – ...
Page 22 - • A dedicated brightness control; Reference - Remote Control
18 Remote Control The provided infrared wireless remote control allows you to make adjustments to your LSR4300 system without leaving the mix position. The remote control duplicates all the controls found on the speaker front panel (such as power on, volume adjust, soloing, input select, EQ adjustme...
Page 24 - Speaker Placement; Reference - Speaker Placement
20 Speaker Placement The design of the LSR4300 system lends itself to a wide variety of placement options. Covered here is a typical stereo setup for near- to mid-field monitoring, where the mix position is generally 1 to 1.5 meters (3 to 5 feet) away from the speakers. While the exact stereo listeni...
Page 25 - AC Power Connections; Do not; Network Connections and DIP Switch Settings; To network your LSR4300 system:; Reference - AC Power Connections/Network
21 AC Power Connections The LSR4300 voltage is set at the factory for use with either 100V-125V (U.S.) or 200V-250V. The ground terminal of the IEC plug is required by wiring codes and regulations. It must always be connected to the electrical installation safety ground. CAUTION: Do not use three-pi...
Page 26 - At least one LSR4300 monitor in a networked system; must; have its LEFT DIP switch
22 The illustrations below show typical network interconnections for both stereo and surround sound use. Networking interconnections and DIP switch settings for stereo use Networking interconnections and DIP switch settings for surround use At least one LSR4300 monitor in a networked system must h...
Page 27 - Audio Connections; Analog Connections; either; the rear panel XLR or 1⁄4; Digital Connections; Reference - Audio Connections
23 Audio Connections The LSR4328P and LSR4326P speakers are equipped to accommodate a range of analog and digital signal input sources. You can connect two digital sources and one analog source to each speaker and switch between them using front panel controls, or the wireless remote control and/or ...
Page 28 - Room Mode Correction
24 To route an incoming AES/EBU two-channel signal to another speaker, use an cable with XLR plugs on both ends to connect the AES/EBU OUT of the first speaker to the AES/EBU IN of the second speaker. To route an incoming S/PDIF two-channel signal to another speaker, use a cable with phono plugs on b...
Page 29 - on a properly calibrated playback system.; Performing An RMC Calibration
25 the speakers at the mix position and automatically applies corrective filters to dramatically minimize low frequency resonances. Because room modes create resonance at specific frequencies with very narrow bandwidths (sometimes called “Q”), the on-board analyzer has the intelligence to identify the...
Page 30 - Make sure all LSR4300 monitors are positioned as intended.; Reference - Performing An RMC Calibration
26 Following are step-by-step instructions for performing an RMC calibration: 1. Make sure all LSR4300 monitors are positioned as intended. 2. Using the mic clip, attach the provided calibration microphone to a mic stand and place the mic at the mix position, oriented vertically, at ear level. Be su...
Page 31 - bag and carton for future use.
27 Do not block the signal coming from any speaker while performing RMC calibration. 5. Each speaker in the system will sequentially emit a reference tone and its meter will show a left-to-right “chase” pattern that indicates the system is calibrating. The RMC procedure produces a fairly loud swep...
Page 32 - Equalization; Reference - Performing An RMC Calibration/Equalization
28 The supplied calibration microphone must be connected to perform RMC. If the RMC button is pressed and held for 3 seconds or longer and no mic is connected, the meter display will flash to indicate an error condition, and all RMC settings currently in memory will be erased. RMC error condition T...
Page 34 - Restoring Factory Settings; it’s a good idea to restore factory settings before using it.; LSR4300 Control Center Software
30 Restoring Factory Settings Setting all DIP Switches to the ON position and re-powering a speaker clears all user settings (such as RMC calibration and EQ settings) stored in the speaker’s memory. To clear the memory of a speaker and recall the factory EQ presets: 1. Turn the speaker off and disco...
Page 35 - Appendix A: EQ Presets
31 Appendix A: EQ Presets All factory EQ presets use an LF corner frequency of 500 Hz and a HF corner frequency of 2.0 kHz. • Preset 1: LF 0 dB, HF = +2.0 dB • Preset 2: LF +1.5 dB, HF = 0 dB • Preset 3: LF +2.0 dB, HF = +2.0 dB Appendix A: EQ Presets
Page 37 - Appendix B: System Block Diagram
33 Appendix B: System Block Diagram Appendix B: System Block Diagram
Page 38 - for differential inputs.; Balanced Sources; conductor shielded cables with XLR connectors on both ends.; Appendix C: Wiring Requirements
34 Appendix C: Wiring Requirements Analog Connections For optimum performance, some attention to wiring details now can reduce system degradation later. The cabling recommendations given below follow standard wiring practice for differential inputs. Balanced Sources The best way to run your system i...
Page 39 - Unbalanced Sources; with unbalanced equipment.
35 Unbalanced Sources When using unbalanced sources, there are more possibilities to introduce ground loops into a system. The LSR4328P and LSR4326P offer several ways to help alleviate potential problems with unbalanced equipment. While there are only HOT and GROUND/SHIELD connections from unbalanc...
Page 40 - Digital Audio Connections
36 Diagram D details the connections using single conductor shielded cable with a Tip/Ring/ Sleeve or XLR plug for the LSR4328P / LSR4326P input. Single conductor cable should be used as a last resort as it provides the greatest likelihood of problems. The “HOT” (+) signal should be connected to the...
Page 41 - Fastener specifications; Type: M6 metric thread; Appendix D: Mounting Specifications
37 Appendix D: Mounting Specifications Mounting points are provided for use with readily available industry standard mounting brackets. Mounting points are located on the bottom of the LSR4328P and LSR4326P models. Fastener specifications Type: M6 metric thread Length: 1 inch (25.4 mm) plus the thickn...
Page 42 - Place the SPL meter at the mix position and turn it on.; Appendix E: SPL Calibration
38 Appendix E: SPL Calibration The chart below shows the SPL (Sound Pressure Level) delivered by the speaker when the listening position is 1 meter (3.3 feet), 2 meters (6.6 feet) and 3 meters (roughly 10 feet). You can create a visual reference for any listening distance using a readily-available S...
Page 43 - the corrective action required to cancel the error message.; LIST OF ERROR MESSAGES:; Appendix F: Error Messages and Troubleshooting
39 Appendix F: Error Messages and Troubleshooting Under certain circumstances, the meter display on the speaker will indicate an “error message.” Following is a list of conditions that cause an error message to be displayed, and the corrective action required to cancel the error message. LIST OF ERR...
Page 44 - difficulties operating your speakers.; TROUBLESHOOTING LIST
40 Following is a list of common easily remedied issues. Consult this list if you are having any difficulties operating your speakers. TROUBLESHOOTING LIST Condition Cause Remedy Lack of network terminators Install terminators in first and last speaker. Volume setting seems low DIM button on Remote Co...
Page 45 - Specifications
41 Specifications (Unless otherwise noted, all specifications are for both LSR4328P and LSR4326P models) System Frequency Response (+/- 1.5 dB): 50 Hz – 20 kHz (LSR4328P) 55 Hz – 20 kHz (LSR4326P) Enclosure Resonance Frequency: 41 Hz (LSR4328P) 52 Hz (LSR4326P) Low Frequency Extension: User controls s...
Page 47 - referenced to 1 meter by inverse square law.
43 Specifications Additional Controls via LSR4300 Control Center Software: DIM (-12 dB at full volume), System MUTE, Preset STORE; LOAD Configuration, SAVE Configuration; Level TRIM +3 dB to – 10 db in ¼ dB increments Display/ Front Panel Display: 31 LED Segments for dBFS and indication of settings Fro...
Page 48 - Warranty Statement; Who Is Protected by This Warranty?; warranted for two years from the date of original purchase.; What does the JBL Warranty cover?; original bill of sale to establish the date of purchase.
44 Warranty Statement Warranty Statement Who Is Protected by This Warranty? Your JBL Warranty protects the original owner and all subsequent owners so long as: A.) Your JBL product has been purchased in the Continental United States, Hawaii or Alaska. (This Warranty does not apply to JBL products pu...
Page 49 - Limitation of Implied Warranties
45 Warranty Statement Limitation of Implied Warranties ALL IMPLIED WARRANTIES, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO THE LENGTH OF THIS WARRANTY. EXCLUSION OF CERTAIN DAMAGES JBL’S LIABILITY IS LIMITED TO THE REPAIR OR REPLACEMENT, AT ...
Page 50 - On the World Wide Web:; JBL Professional Contact Information
46 JBL Professional Contact Information Mailing Address: JBL Professional 8500 Balboa Blvd. Northridge, CA 91329 Shipping Address: JBL Professional 8370 Balboa Blvd., Dock D Northridge, CA 91329 Customer Service: Monday through Friday 8:00am - 5:00pm Pacific Coast Time In the U.S.A. (800) 8JBLPRO (80...