JBL MS-A1004 User Manual

Also see for MS-A1004: User guide User guide

Contents

11www.jbl.comEnglishHow to set a Band-Pass Filter Band-Pass exampleTo build a proper band-pass filter, the low-passfrequency must be greater than the high-passfrequency. The MS-A1004 will not allow you to setthe low-pass filter frequency to a lower value thanthe high-pass filter frequency. To enable a band-pass filter, first select the High-Pass Filter frequency and slope, asindicated above. Next, select the low-pass filter frequency and slope. Once the settings are complete, the controlswill time out after 15 seconds.OUTPUT LeVeLssetting the Output LevelUse the Output Gain Control to adjust the balance between the subwoofer and the full-range speakers,between the front and rear speakers, or between the midrange, mid-bass or tweeters in a bi-amped ortri-amped (all active) system. The output level is adjustable in 0.5dB increments, with a display of 80 indi-cating maximum output. The lowest setting will mute the output and “ ” will show in the display.To set the output level, press the CW or CCW buttons to highlight the output-level parameter for adjustment, andturn the rotary controller to adjust the output level.WireLess BAss CONTrOLOverview MS-WBCThe MS-WBC (sold separately) is battery-powered and alsoincludes a +12V plug that can be connected to a +12V source in thevehicle. The MS-WBC transmits a signal only when the control isrotated. The amplifier(s) must be on to receive and respond to thecontrol, so adjustments made to the control when the amplifier(s)is/are off aren’t recognized.How to Pair the Ms-WBC Wireless Bass Control with the Ms-A1004The optional MS-WBC wireless bass controller must be paired to the amplifier in order to be used. When the ampli-fier is first turned on, the amplifier is not paired with any controller.Press and hold both CCW and CW buttons simultaneously for more than three sec-onds and the amplifier will enter Setup mode. Continue pressing the buttons for fourmore seconds until the pairing indicator is illuminated. Release the CCW and CWbuttons.Pairing must occur within 15 seconds. The time remaining is indicated at the far rightof the display. Turn the knob on the bass controller during this 15-second period. Thewireless bass controller will be recognized by the amplifier and will automatically pairthe two together.After a successful pairing, the upper HP filter digits will display the bass controllerversion number for three seconds. Then the amplifier will return to the normal (RUN)mode.If a valid pairing has not occurred, the amplifier will remain unpaired. After the 15-sec-ond countdown, the amplifier returns to the Setup mode.If your system includes several MS Series amplifiers, pair them one at a time. Once allthe amplifiers are paired and have returned to the normal (RUN) mode, turn the knob tosynchronize all amplifiers.

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