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P Q 4 0 . 2
owner's manual
©2001 analog and digital systems, inc.
www.adst.com
analog and digital systems
8900-3110 REV A
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table of contents warranty There are two things you must do to ensure trouble free service in the event you need warranty repairs. 1. Keep your original sales receipt in a safe place. A copy of the receipt will be required to obtain warranty about this manual................................................................................................... 2 service. TM features of your PowerPlate .................................................................................. 2 2. Be sure you
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specifications about this manual amplifier section PQ 40.2 To get the most from your a/d/s/ PowerPlateTM, we recommend that you have the installation performed by your qualified authorized a/d/s/ dealer. If this unit is installed by your dealer, we will 1 extend the warranty to three years instead of the standard one year. However, if you feel that you power output 4 (watts) 4 channel 4 x 100 2 channel 2 x 300 have the necessary skills and prefer to perform the installation yourself, this manual
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warnings and tips symptom possible cause action to take Always disconnect the battery ground wire before doing any work on your vehicle. Reconnect the cable only after the installation is complete and the wiring has been checked to make sure that there poor bass response Speakers wired with wrong check speaker polarity and are no problems. If your radio features a code type security system, be sure you know the code polarity causing cancellation repair as needed before disconnecting the battery
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troubleshooting system planning symptom possible cause action to take Proper system planning is the best way to maximize your PowerPlate’sTM performance. By planning your no output low or no remote turn-on check remote turn-on installation carefully you can avoid situations where the performance or the reliability of your system is input voltage output at amplifier compromised. Your authorized a/d/s/ dealer has been trained to maximize your system’s sonic potential. and correct as needed Your a
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adjusting input sensitivity signal sources The input sensitivity setting is important to ensure proper performance, low noise levels, and maximum Due to the wide input level adjustment range, all a/d/s/ PowerPlatesTM can be driven with either a system reliability. As a general rule, components at the “front end” of the system should be set as high conventional preamplifier drive signal or the amplifier signal from a powered source unit. This makes as possible with the input sensitivity of the a
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Constant bass circuit The throughput DIN connector allows easy access to Channels 1-4 inputs for routing to additional amplifiers in your system by using the optional AC202 (DIN to female RCA) or AC207 (DIN to male To mix sub-bass information into channels 1/2 and 3/4, select a low-pass crossover point, and use the RCA) adapter. level controls to set the level of sub-bass signal sent to channels 1/2 and 3/4. DIN throughput connections: Using the AC502 (optional) pin 1 ch 4 The AC502 remote level
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System 2 – PQ40 used in 3-channel mode with high-pass main speakers and low-pass subwoofer. digital crossover frequency display Note: Although shown as 2-channel, the source unit may be either 2 or 4-channel depending on the setting of the 2/4 channel switch. To facilitate quicker system tuning, we have incorporated a digital display that shows the crossover frequency for each crossover section, including the lowpass crossover for the constant bass circuit. Push the select switch to scroll thr
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Internal signal routing System 4 – PQ40 in 2-channel bridged mode. Commonly used for subwoofers but may also be used for full range, midbass or midrange applications depending on crossover mode and frequency setting. 2-channel/4-channel input switch – routes RCA input from channels 1/2 Optional: AC502 can be used in this mode. to channels 3/4. When the switch is engaged, channel 1 input is routed to both amplifier channels 1 and 3 with input channel 2 routed to amplifier channels 2 and 4. Switch
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System 6 – Two PQ40s, both set up as shown in system 3. One amp drives bi-amped midranges and tweeters with the second driving rear fill speakers and subwoofers. speaker connections for stereo configurations Minimum recommended impedance is 2 Ohm stereo. Speaker terminals accept up to AWG #12 speaker wire. speaker connections for bridged configurations Minimum recommended impedance is 4 Ohm when bridged. Speaker terminals accept up to 12 gauge speaker wire. 9 14
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System 7 – Two PQ40s, both set up as in system 2. One amp drives front speakers and one subwoofer installation with the second amp driving rear speakers and one subwoofer. 1. Disconnect the battery ground cable. Reconnect the ground cable only after the installation is complete and the wiring has been checked to make sure that there are no problems. If your radio features a code type security system, be sure you know the code before disconnecting the battery! TM 2. Run a minimum AWG #8 power
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