SAFETY INSTRUCTIONS The PRX900 system covered by this manual is not intended for use in high moisture environments. Moisture can damage the speaker cone and surround and cause corrosion of electrical contacts and metal parts. Avoid exposing the speakers to direct moisture. Keep speakers out of extended or intense direct sunlight.
Page 5
READ these instructions. KEEP these instructions. HEED all warnings. FOLLOW all instructions. DO NOT use this apparatus near water. CLEAN ONLY with dry cloth. DO NOT block any ventilation openings. Install in accordance with the manufacturer’s instructions. DO NOT install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. DO NOT defeat the safety purpose of the polarized or grounding type plug.
PRECAUTIONS WARNING: This product is intended to be operated ONLY from the voltages listed on the back panel. Operation from other voltages other than those indicated may cause irreversible damage to the product and void the product’s warranty. The use of AC Plug Adapters is cautioned because it can allow the product to be plugged into voltages in which the product was not designed to operate.
EU COMPLIANCE INFORMATION: Hereby, HARMAN Professional, Inc., declares that the equipment type PRX900 is in compliance to the following: European Union Restriction of Hazardous Substances Recast (RoHS2) Directive 2011/65/EU; European Union WEEE (recast) Directive 2012/19/EU;...
INTRO TO PRX900 GETTING STARTED Congratulations on your purchase of JBL Professional PRX900 loudspeakers! We know you are anxious to get up and running as fast as possible, which is why you are reading this section. The following will help you get set up as soon as possible. Packaging Contents Your PRX900 should include: •...
OVERVIEW SETTING UP How to set up 1. Insert input into desired channel 2. Slowly turn the Main knob to increase your main volume. 3. Adjust the Channel Gain knobs until your desired volume is achieved. How to turn on/off Press the Power Button for .5 of a second to engage power.
APPLICATION EXAMPLES MAIN / MENU MICROPHONE (presenter or speaker) Subwoofer positioning distance >1m Microphone (speaker/presenter) >2m stands before subwoofer. To prevent any unnecessary feedback, please: Position Microphone at least 2m (6ft) from a speaker Do not stand directly in front of a speaker INSTRUMENTS &...
Page 11
MAIN / MENU MAIN / MENU USING TWO SYSTEMS AS MONITORS PRX900 Left and PRX900 Right...
MIXER PANEL LCD Panel Main Volume Power / Menu Navigation MAIN / MENU Back Button Limit LED Clip LED Channel Volumes CH 1 & CH 2 Aux In XLR-1/4” Combo Input CH 1 & CH 2 XLR Mix Out Pass Thrus AC Power Connector...
MIXER PANEL FUNCTIONS A. AC Power Connector G. LCD Panel Inlet adapter for A/C power cable The LCD is used to display basic diagnostic information and allow access to more advanced features through a menu system. B. CH1 & CH2 XLR Pass Thrus See the LCD GUI specification for more details on the LCD This XLR connection will loop the signal directly from it’s respective menu system, features, and navigation.
Page 14
Knobs and Functions The PRX900 comes equipped with push button rotaries to make for easy navigation and hardware usage. • A single press of the MAIN/MENU knob will open up the main menu. • Pressing and holding the MAIN/MENU knob for 2s will mute the SPEAKER. •...
Once in the gain menu, turn the main knob to adjust the gain to your desired levels. • dbx DriveRack Output - DriveRack is a line of hardware products produced by Harman’s dbx brand. These rack mount signal processors provide detailed control for final processing and crossovers before feeding the mix to one or more speakers.
Page 16
The Limiter provides a “brick wall” limiter on the master mix, after the Master EQ in the signal chain. Limiters reduce the • loudest parts of the mix dynamic range. Limiters can be used either for protection when playing very loud source material, or to creatively sculpt down the loudest dynamics of the master mix.
Page 17
• Time Align • Signal delays are used when multiple speakers are in use but speakers are at different distances from the audience. • Examples: • A subwoofer in front of the stage, while this full range speaker in on the stage. In this configuration, the Mix Out XLR to subwoofer will need to be slightly delayed to make up for its closer position to the audience.
Page 18
Settings • “BT Control Pairing” enables Bluetooth control pairing for up to 30 seconds with the JBL Pro Control app. This turns off when a pairing has been made, or after 30 seconds. • The PRX900 loudspeaker will confirm a secure pin with the app. Please ensure you confirm this to secure BLE control pairing.
JBL Pro Connect The JBL Pro Connect app is a Bluetooth Low Energy control application used to remotely control the features within the PRX900. The app is a free download on iOS and Android. It is recommended that all users download the app and ensure their unit is operating on the latest firmware for the best experience. If you experience any firmware update related issues in the update process with your PRX900 speaker, please remove the AC inlet from your speaker to disconnect from AC power and wait 60s.
CABLES & CONNECTORS The standard cable for interconnection of microphone and XLR/F to XLR/M Microphone Cable line level signal in professional audio systems. • Microphone to mixer For connecting balanced devices with 1/4 inch (6.35mm) phone TRS (balanced) 1/4 inch (6.35mm) phone jack to XLR/M and maybe used interchangeably.
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 Pacific Coast Time in the U.S.A.
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. Enclosures and all other JBL products are warranted for two years from the date of original purchase.
Page 28
08/22 8500 Balboa Boulevard Northridge, CA 91329 USA www.jblpro.com...