13-1288.fm Page 9 Wednesday, July 14, 1999 6:02 PM

BASIC OPERATION

TURNING ON/OFF THE SYSTEM

To turn on the system, simply press POWER. The POWER indicator lights.

Slide the control up to boost or down to reduce the level. The selected fre- quency range is not changed if you set the control to the center position (0).

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To turn off the system, press POWER again. The POWER indicator turns off.

ADJUSTING THE

BALANCE

To adjust the sound balance between the left and right speakers, turn BAL- ANCE toward L (left) or R (right).

LOW (100 Hz) — Adjusts the frequen- cies in the low bass range (low organ notes and bass drums). Reduces rum- ble or other low-frequency noise.

MID (1 kHz) — Adjusts the range of fre- quencies where the ear is most sensi- tive (vocals).

HIGH (10 kHz) — Adjusts high frequen- cy sounds (cymbals, flutes, and vio- lins).

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USING THE 3-BAND FREQUENCY EQUALIZER

You can use the 3-BAND FREQUENCY EQUALIZER to customize the sound you hear through the speakers. Each of the three slide controls lets you ad- just the sound level in a specific fre- quency range.

USING E-BASS

Press E-BASSto the in position for en- hanced bass sound. The E-BASS indi- cator lights.

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Press E-BASSto the out position for normal bass sound.

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Optimus 13-1288 Basic Operation, Turning ON/OFF the System, Adjusting Balance, Using the 3-BAND Frequency Equalizer