Precision Power PC21400 Owner'S Manual Download | Manualshive

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19

BLOCK DIAGRAM

High Pass

Low Pass

High Pass

Low Pass

X-OVER ON/OFF

HP/LP SELECT

RCA

Output

RCA

Output

RCA

Right

Input

DIF.

DIF.

RCA

Left

Input

- 12dB INPUT ATTENUATION

Right

Left

mute

AMP

gain

mute

AMP

gain

90Hz

90Hz

mute

mute

24dB / octave

24dB / octave

Q

BASS

PLUS

™

optional

Q

BASS REMOTE

™

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Summary of Contents for PC21400

Page 1: ... QBASS PLUS INSTALLATION WIRING WIRING continued POWER GROUND POWER GROUND and REMOTE REAR ENDPLATE DIAGRAM INPUTS CROSSOVER GAIN CONTROL THERMAL MANAGEMENT TROUBLE SHOOTING SYSTEM DIAGRAM ONE SYSTEM DIAGRAM TWO SYSTEM DIAGRAM THREE SYSTEM DIAGRAM FOUR BLOCK DIAGRAM FRONT ENDPLATE DIAGRAM ADDENDUM SPEAKER WIRING WARRANTY ...

Page 2: ... parts of your PrecisionPower gear are custom built to our specifications Our factory parts are not made available to anyone else nor are they for sale Our goal is to make sure that your PrecisionPower product will always sound as good as the day it was purchased Contact your authorized PrecisionPower dealer about obtaining any warranty service through PrecisionPower See Warranty insde back cover ...

Page 3: ... Power Bandwidth 4 5 Hz 100 kHz Total Harmonic Distortion 0 02 Input Topology Differential Input Sensitivity 150mv 12 volts RMS Input Impedance 10 k Ohms Load Impedance stereo 2 8 Ohms Load Impedance bridged 4 8 Ohms Supply Voltage 11 15 volts Damping Factor 500 Slew Rate 50 V µS QBASS PLUS Up To 18dB Boost Frequency Centers 30Hz 36Hz 44Hz and 60Hz Idle Current PC2400 1 5 Amps PC2600 2 Amps PC2140...

Page 4: ...vel control Adjust the level control clockwise for up to 18dB of boost at your selected frequency and Q Optional QBASS REMOTE This boost control can be mounted in the dash and will supersede the boost control on the endplate Optional QPORT expansion module allows one boost control to operate multiple amplifiers Each QPORT has outputs for four amplifiers as well as another QPORT for greater expansi...

Page 5: ...plan to use in your installation Tube of silicone sealant INSTALLATION You will need to install an in line fuse or circuit breaker in the power wire within 18 of the battery This fuse or circuit breaker is to protect your vehicle from fire in case the power wire shorts to the vehicle body If you are only using one amplifier use the fuse rating indicated in this chart If you are using more than one...

Page 6: ... 2 600W 600W 50A Total current draw 12V If the same amplifier is driven into a 2 Ohm stereo or 4 Ohm mono load double it s 4 Ohm RMS rating All POWERCLASS amplifiers will effectively double their power at this load 300W x 2 x 2 1200W 1200W 100A Total current draw 12V If you are using more than one amplifier add up the total current draw for all of them and choose the appropriate gauge based on the...

Page 7: ...king on the positive terminal to prevent a short to ground This is important unless you want to spend the rest of your life with a nickname like Sparky or Smokey Reconnect the negative terminal only after all connections have been made 5 Warning Fuse must be installed within 18 of battery WIRING ...

Page 8: ...re from the battery to the amplifier s in addition to your regular ground wire Keep the ground and power wires as close together as possible and use the same gauge wire for both This will ensure that you have a good ground path and may eliminate such potential problems as engine noise and overheated amplifiers Charging System Considerations If your grand total current draw is over 100 amps or tota...

Page 9: ... Locate the PowerLock power and ground connector supplied With a small flat bladed screw driver loosen the screws before attempting to insert the cables Insert the wires into the appropriate hole and tighten the screws Once the wires are secure the PowerLock may be plugged into the amplifier The Power Ground PowerLock will accommodate 4 gauge wire for the PC2400 PC2600 and PC21400 Power Ground Pow...

Page 10: ...ol here This will bypass the amplifier s on board QBASS control 2 COOLING VENTS see page 13 3 POWER GROUND POWERLOCK After you have securely connected your power and ground wires plug in the Power Ground POWERLOCK connector here see page 7 4 POWER indicator A green light indicates that the amplifier is on 5 QBASS Level Turn this control clockwise to boost the QBASS PLUS circuit by up to 18dB 6 FOR...

Page 11: ...s switch with the QBASS 1 to program the QBASS PLUS circuit see page 2 6 FORCED AIR EXHAUST VENTS see page 13 7 SPEAKER REMOTE CONNECTOR After connecting remote and speaker wires plug in the PowerLock connector here see page 10 2 1 4 12 5 6 7 3 8 9 11 10 8 12dB For use with high level inputs 4V up to 12V Push this switch in to attenuate the input by 12dB see page 11 9 XOVER ON OFF switch Push this...

Page 12: ... wire NOTE It is important that a minimum 4 ohm impedance is observed If the impedance drops below 4 ohms while the amplifier is wired in the bridged configuration the amplifier s protection circuitry AM IV may engage Using 16 gauge or larger run the speaker wires from the amplifier location through the vehicle to the speakers Observe the same precautions for routing these wires that you followed ...

Page 13: ...times what the noise level would be without this circuitry It provides all the benefits of a true balanced line without the need of any special cables see diagram below This type of input works with any conventional RCA cable Positive Negative LEFT input Positive Negative RIGHT input eject VOLUME BASS TREBLE RIGHT LEFT BALANCE TRACK REVERSE FOWARD 1 2 3 4 8 7 6 5 PPI MAR KET ING DPT Trk 1 SOURCE H...

Page 14: ...pass and if the HP LP switch is in HP the RCA outputs will be low pass In addition the speaker outputs can be all pass no crossover by setting the XOVER ON OFF switch to the off out position NOTE The RCA outputs are always crossed over The System Diagrams beginning on page 14 show several ways to use the internal crossover in your system Adjusting The Amplifier Input Gain 1 Adjust all amplifier in...

Page 15: ...L MANAGEMENT Forced Air Thermal Management To manage the additional heat associated with higher output capability a thermally controlled fan has been designed into the PC2600 and PC21400 When the heatsink temperature reaches a pre determined value the fan is activated and cool air is drawn in through the lower intake vents on the endplate This cool air flows below the circuit board through the fan...

Page 16: ...call 1 800 62POWER YES SAME CHANNEL Problem is in the speaker or speaker wire of the silent channel NO Check Power and Remote turn on wire for voltage Make sure Ground wire is secure Both excessive temperature and low impedance or short circuit conditions will activate the amplifier s AM IV protection circuitry which turns down the amplifier s output When the amplifier cools down or the impedance ...

Page 17: ... Passive crossovers must be used for mixed mono operation Choose a low pass crossover around 100Hz for your subwoofer then choose a high pass crossover for your stereo channels The high pass crossover must be at the same or slightly higher frequency than the low pass crossover to maintain the correct impedance See your PrecisionPower dealer or call 1 800 62POWER for more information about passive ...

Page 18: ...NCE TRACK REVERSE FOWARD 1 2 3 4 8 7 6 5 PPI MAR KET ING DPT Trk 1 Source Unit Subwoofer Subwoofer Passive Crossover Passive Crossover Tweeter Tweeter MidRange MidRange POWERCLASS Amplifier High Pass 90Hz Low Pass Out to Sub Amplifier POWERCLASS Amplifier Crossover off or Low Pass ...

Page 19: ... Con trol Le f t Ph as e o ø Ri gh t Ph as e o ø Pre cis ion Po we r Inp ut Ground Remo te Power L R in Non inv erte d Act ive out Inve rted ByP ass LByPass LInv ert RByPass RInv ert 60 0 10 0 22 0 60 0 10 0 22 0 Vol um e Fad er Defeat Sub Low Low Mid High M id Treb le PAR 245 Pow er In C lip R F PrecisionPower PAR 245 Made in USA Power LED Select Input Outp ut Output Rear Front R L In p u t S e n...

Page 20: ...Four Five SixWay Elect ronic Cros sove r Su b So nic 46 25 10 7 16 Lo w Pa ss 264 1 1 8 36 22 70 Mid Ba ss 492 272 92 56 172 Mid Ra ng e 1 77 K 344 1 1 2 80 192 Mid Ra ng e 1 77 K 344 1 1 2 80 192 Tw ee t e r 7 4K 752 152 80 344 Tw ee t e r 7 4K 752 152 80 344 Lo w Pa ss Ga i n _ 10 Re ar Fill Le vel _ Su bw oo f e r Fro nt Re ar Source Unit POWERCLASS Amplifier Crossover off POWERCLASS Amplifier ...

Page 21: ...ass High Pass Low Pass X OVER ON OFF HP LP SELECT RCA Output RCA Output RCA Right Input DIF DIF RCA Left Input 12dB INPUT ATTENUATION Right Left mute AMP gain mute AMP gain 90Hz 90Hz mute mute 24dB octave 24dB octave Q BASS PLUS optional Q BASS REMOTE ...

Page 22: ...REQ L R R L 2 1 12dB New variable crossover Your new POWERCLASS amplifier may have been updated to include a variable detented crossover in place of the Q 4 2 function switch The crossover is adjustable from 20 Hz to 5 kHz Please refer to the endplate diagram and detent chart provided for frequency adjustments The XOVER FREQ control has detents or clicks as you rotate it Each click counted from th...

Page 23: ...Refer to original packaging for the serial number of your component speakers 5 The provisions of this warranty shall not apply to any PrecisionPower product used for a purpose for which it is not designed which has been repaired or altered in any way or which has been connected installed or adjusted other than in accordance with the instructions furnished in PrecisionPower s owner s manual Nor sha...

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