JL Audio IWS-SYS-1, IWS-SYS-2 owner manual On the Fathom IWS’s Front Panel

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On the Fathom IWS’s Front Panel:

Please turn off the home theater receiver or preamp/processor to make these adjustm ents.

1.“Power” Switch

Flip each Fathom IWS’s “Power” switch to the “On” position.

2.“Lights” Switch

Flip each Fathom IWS’s “Lights” switch to the “On” position. If you don’t see any lights on the front panel, you may have forgotten to plug the Fathom IWS in or there may be a problem with the electrical circuit.

3.“Input Mode” Indicator Lights

If you are using a single Fathom IWS, confirm that its “Input Mode” indicator light is on the “Master” position. If not, you will need to access the “Input Mode” switch on the rear panel of the Fathom IWS.

If you are using multiple Fathom IWSs in a Master/Slave configuration, confirm that the unit connected directly to your receiver or preamp/processor is indicating “Master” on its “Input Mode” lights and that all other units are indicating “Slave” on their “Input Mode” lights. If not, you will need to access the “Input Mode” switches on the rear panels of the Fathom IWSs.

3.“Level Mode” Switch

Flip the master Fathom IWS’s “Level Mode” switch to the “REF” position.

4.“LP Filter” Switch

If your home theater receiver/processor is handling bass management (speakers set on “small”) or if you are using an outboard crossover/bass- management processor, flip the master Fathom IWS’s “LP Filter” switch to “OFF.” If not, select the “12 dB” position.

5.“LP Freq. (Hz)” Knob

Rotate the “LP Freq.” knob to the “80 Hz” position.

6.“e.l.f. trim (dB)” Knob

Rotate the “e.l.f. trim” knob to “0”

7.“Polarity” Switch

Flip the “Polarity” switch to “0”.

8.“phase (deg.)” Knob

Rotate the “phase” knob to “0” degrees

9.A.R.O. Defeat Switch

Press the A.R.O. defeat switch so that the red light in the switch remains lit.

Fathom IWS

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Contents IWS-SYS-1 IWS-SYS-2 Risk of Electric Shock Do not Open Important Safety InstructionsFathom IWS Introduction Table of ContentsProduct Overview Placing Your Fathom IWS Cabinets in Your Listening Room Most accurate bass performance Best Seating PositionsRack Ears End Covers Using Two Fathom IWS Enclosures Recommended Subwoofer Placement Options for Four Fathom IWSs Front Control Panel Rear Controls and ConnectorsPower switch has three positions Power SwitchFront Panel Controls in Detail Automatic Room Optimization A.R.OLevel Mode Input Mode IndicatorsDemo Button Defeat ButtonLights Master Level KnobLP Filter LP FreqF. Trim PhasePolarity Technical Notes Balanced InputsRCA-type connection Tip Positive Unbalanced InputsGrounded / Isolated Switch Input Mode SwitchesMaster / Slave Switch Output to Slave connector is designed to be used as follows Output to Slave ConnectorIEC-Style AC Connector Fathom Rear Controls Master Fathom Rear Controls Master Fathom Rear Controls Slave Stereo Active Crossover Balanced Outputs Fathom IWS Preparation for Setup Process Recommended Setup ProceduresOn your Home Theater Receiver or Preamp/Processor On your Active Crossover or Bass Management ProcessorOn the Fathom IWS’s Front Panel Subwoofer System Setup Recommended Setup ProceduresFathom IWS Extreme Low Frequency e.l.f. Trim Polarity and Phase AdjustmentIs the Fathom IWS magnetically shielded? Frequently Asked QuestionsTroubleshooting If you need service on your JL Audio product Limited Warranty / Service InformationFor Service Information in the U.S.A. please call International WarrantiesFeatures

IWS-SYS-1, IWS-SYS-2 specifications

JL Audio has made a significant mark in the audio industry with its innovative products, particularly in the realm of marine and automotive sound systems. Among their diverse range of offerings, the IWS-SYS-2 and IWS-SYS-1 stand out as exceptional choices for esteemed audio enthusiasts seeking quality audio performance in unique environments.

The IWS-SYS-2 is engineered for those who demand powerful sound without sacrificing design. It features dual 8-inch subwoofers with a carefully crafted enclosure that effectively enhances low-frequency response. The system is built using robust materials that ensure durability and longevity, especially in marine applications where moisture and salt can wreak havoc on less-prominent audio equipment.

One of the hallmarks of the IWS-SYS-2 is its innovative media technology enhancement. This system employs JL Audio's proprietary, advanced signal processing that optimizes audio performance by ensuring crisp highs and thunderous lows, while minimizing distortion even at peak volume levels. Furthermore, the system includes customizable settings to accommodate various listening environments, making it an adaptable choice for diverse applications.

On the other hand, the IWS-SYS-1 focuses on providing a simpler, yet equally impressive audio experience. It features a single 8-inch subwoofer that delivers rich bass response and clarity. This system is ideal for those who want to introduce high-quality audio to smaller spaces without overwhelming them with subwoofer power. The IWS-SYS-1 also boasts a user-friendly installation process that makes it accessible for both professionals and DIY enthusiasts alike.

Both models are designed with marine-grade components, providing resistance against corrosion and environmental challenges that are common in boating and harsh weather conditions. The weather-resistant finish and UV-protected materials ensure that aesthetics remain intact without compromising sound quality.

Overall, the JL Audio IWS-SYS-2 and IWS-SYS-1 are impressive entries in the realm of marine audio solutions. With their respective strengths in sound performance, design, and resilience, these systems exemplify JL Audio's commitment to delivering exceptional audio experiences. Whether you opt for the robust full-power capabilities of the IWS-SYS-2 or the streamlined elegance of the IWS-SYS-1, both systems promise to elevate your sonic adventures to new heights.
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