INSTALLATION IN BRIEF

We know you are eager to hear your new MartinLogan subwoofer, so this section is provided to allow fast and easy set up. Once you have your subwoofer operation- al, please take the time to read, in depth, the rest of the information in this manual. It will give you perspective on how to attain the greatest possible performance from this most exacting woofer system.

If you should experience any difficulties in the setup or operation of your MartinLogan subwoofer, please refer to the Room Acoustics and Placement sections of the this manual. Should you encounter a persistent problem that cannot be resolved please contact your authorized MartinLogan dealer. They will provide you with the appro- priate technical analysis to alleviate the situation.

WARNING!

• Hazardous voltages exist inside—do not remove cover.

Refer servicing to a qualified technician.

To prevent fire or shock hazard, do not expose this module to moisture.

Turn amplifier off and unplug subwoofer should any abnormal conditions occur.

The power cord should not be installed, removed, or left detached from the speaker while the other end is connected to an AC power source.

The main power switch near the AC inlet shall remain readily operable.

No candles or other sources of open flame should be placed on the speaker.

No liquids either in glasses or vases should be placed on speaker.

Speaker should not be exposed to dripping or splashing liquids.

The terminals marked with the lightning bolt symbol should be connected by an instructed person or by way of ready made terminals

The power cord should remain readily oper- able should any abnormal conditions occur.

Step 1: Unpacking

Remove your new subwoofer from its packing. Note: Retain original packing materials for future use.

Step 2: Placement

Ideally, place the subwoofer in a corner near the front of the room. Please see the Placement section (page 16) for more details.

Step 3: Signal Connection

Use the best cables you can. High quality cables, available from your specialty dealer, are recommended and will give you superior performance.

Attach your preamplifier/processor outputs through cables to the signal input area located on the subwoofer’s rear panel. Please see the Controls and Connections section (pages 6–15) for more details.

If you plan to connect your subwoofer using Speaker Level (high level) inputs, please refer to the 2-Channel Mode Using Speaker Level Inputs section (page 12 for more details.

Step 4: Power Connection (AC) (see warning)

Make sure the level knob is set at 0. Plug the subwoofer into a wall outlet. Review the AC Power Connection section (page 15) of this manual for more details.

Step 5: Setting the Controls

Set the Level knob to 3 or 4.

Set the Power switch to ‘Auto’.

Set the 25Hz Level and 50Hz Level knobs to 0.

Set the Phase to 90°.

Set the Low Pass Filter to the closest setting below the low-end frequency response of your main speakers.

These settings are only a beginning point. Your subwoofer will need proper setup to optimize performance. Please see the Controls and Connections section (pages 6–15) for more details.

Step 6: Listen and Enjoy

Installation in Brief

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MartinLogan Speaker user manual Installation in Brief