Precision Power PC4200 manuale d’uso

POWERCLASS ™ PC4200 / PC4400 / PC4800 / PC6600 OWNER’S MANUAL • CONGRA TULA TIONS CONTENTS (clic k on a topic to view) • FEA TURES / SPECIFICA TIONS • FEA TURES / SPECIFICA TIONS (cont.) • INST ALLA TION • WIRING • WIRING (continued) • PO WER / GR OUND • PO WER, GROUND , and REMOTE • SPEAKER WIRING • QBASS / QB ASS REMO TE ?[...]

f or choosing Precision P o wer audio epuipment. At Precision P o wer we proudly design, engineer and manuf acture audio products at our f acility in Phoenix, Arizona. Our award winning engineering team utilizes inno v ativ e technology to consistently deliver Absolutely State of the Ar t TM perf or mance , sound quality , reliability , and v alue.[...]

BACK TO CONTENTS Y our new amplifier incorporates some or all of the f ollowing f eatures: Adaptive MOSFET Switching P ower Supply Fully Complementar y Darlington Output Stage AP III Protection Circuitry (PC4200, PC4400, PC6800) AM IV Protection Circuitr y (PC4800) QB ASS ™ Bass Boost (PC4200, PC4400) QB ASS PLUS ™ (PC4800, PC6600) QB ASS REMO [...]

BACK TO CONTENTS Q BASS 0 +18 Q B ASS REMO TE ™ Designed and handcrafted in the USA ™ Dimensions PC4200 Length - 12.22" Height - 2.25" Width - 8.9" Cr ossover Specifications PC4200 / PC4400 F ront - 12dB/Octa ve , Detented High P ass 20-5kHz Rear - 12dB/Octa ve , Selectable Detented High or Lo w P ass 20-5kHz RCA Out-Summed Mono [...]

BACK TO CONTENTS 3 T ools/P arts needed for Installation (not supplied) Small flat blade scre wdriver Phillips Screwdriver (#2 or medium siz ed) Wire cutters Wire strippers 4 - #6 round head screws , and 1 - #8 sheet metal screw (or nut, bolt, and star washer) 2 - Ring connectors (large enough to accommodate your method of g rounding) In-line fuse [...]

BACK TO CONTENTS The follo wing is a basic f or mula to be used as a guide to determine current dra w . A 50% amplifier efficiency rating is used as an a verage . Y our new POWER CLASS ™ amplifier is more efficient, other amplifiers will probab ly be less. This f or mula is to be used as a guideline . Using wire of a larger gauge can only improv [...]

BACK TO CONTENTS Before beginning, disconnect the negativ e (-) ter minal of the battery pr ior to working on the positive (+) terminal to pre vent a shor t to ground. This is impor tant, unless y ou want to spend the rest of your lif e with a nic kname like "Sparky ," or "Smoke y ." Reconnect the negativ e ter minal only after [...]

BACK TO CONTENTS Grounding Locate an area near the amplifier(s) that is metal and clean an area about the size of a quarter to bare metal. Inspect the area around and underneath to be sure you won't drill into wires, brak e or fuel lines. Drill a pilot hole in the middle of this area. T er minate the ground wire with a ring connector and attac[...]

BACK TO CONTENTS 7 PO WER / GROUND and REMO TE Once you ha v e run both the power and ground wires , it's time to connect the cables to the amplifier . Cut off e xcess wire and, using wire strippers, strip the ends of the power and ground cab les approximately 1/4 inch. Locate the P ower Loc k power and ground connector (supplied). With a smal[...]

BACK TO CONTENTS Using 16 gauge or larger , run the speak er wires from the amplifier location through the v ehicle to the speakers . Observe the same precautions f or routing these wires that you f ollow ed f or running the power and remote turn-on wires. Cut off e xcess and, using wire strippers, strip 1/4 inch of insulation. Locate the speaker/r[...]

BACK TO CONTENTS Bridging Any or all pairs of channels (front, rear or sub) on y our POWER CLASS ™ multi channel amplifier are capab le of being br idged into a 4 ohm mono output without s witches or br idging modules . This feature permits the creation of a mono channel f or a subwoof er or center channel. Deriving the mono channel is accomplish[...]

BACK TO CONTENTS - + POWER / MUTE Desi gned and Hand craft ed i n the U.S. A. Q BASS 0 + 18 Q BASS REMOTE - + POWER / MUTE Desi gned and Hand craft ed in the U.S. A. Q BASS 0 + 18 Q BASS REMOTE - + POWER / MUTE Desi gned a nd Han dcraft ed in the U .S.A. 10 ENDPLA TE DIA GRAMS PO WER / GROUND / Q B ASS ™ 23 1 23 1 1 3 5 6 5 6 7 PC4400 PC4800 PC66[...]

BACK TO CONTENTS FRONT L- L+ REM R+ R- REAR L- L+ R+ R- OUTPUTS L / R FRONT INPUTS L / R REAR GAIN QBASS REAR HP/LP FRONT HP FREQ. REAR XOVER FREQ. L R REAR INPUTS -12dB COMBINE FRONT GAIN 11 ENDPLA TE DIA GRAM 4200 / 4400 1 1. REAR HP/LP switch This s witch is used to select whether the amplifier will provide a high pass (s witch in) or low pass ([...]

BACK TO CONTENTS FRONT L- L+ REM R+ R- REAR L- L+ R+ R- FRONT INPUT L / R OUTPUT L / R L R REAR INPUTS QBASS -12dB FRONT GAIN COMBINE FRONT HP FREQ. REAR HP FREQ. REAR GAIN REAR LP FREQ. Q SELECT 4/2 REAR HP/LP 1 2 12 ENDPLA TE DIA GRAM 4800 1. REAR LP FREQ. Use this control to adjust the rear low pass crosso ver frequency from 44Hz to 315Hz (see p[...]

BACK TO CONTENTS 13 ENDPLA TE DIA GRAM 6600 SU B W OO FE R L- L+ REM R+ R- RE AR L- L+ R+ R- RE AR IN PU TS L / R FR O NT I NP U TS L / R FR O NT GA IN R E AR GA IN -1 2d B SU B GA IN CO MB I NE XO VER F R EQ. QB A SS FR O NT R EA R 1 2 FR O NT L- L+ R+ R- Q SE L EC T 4/ 2 1 2 34 5 6 7 8 91 0 1 1 1 2 13 14 1. FRONT GAIN Use this control to match th[...]

BACK TO CONTENTS There are two sets of RCA INPUTS on the front end of y our amplifier . Plug the RCA cab les from your head unit into the appropriate set of inputs, front and rear . If y our head unit doesn't hav e RCA outputs don't worry . Simply add a set of RCA plugs (av ailable at y our dealer) to y our front or rear set of speaker le[...]

BACK TO CONTENTS Q B ASS PLUS ™ Settings 1 2 F req. IN IN 30Hz IN OUT 36Hz OUT IN 44Hz OUT OUT 60Hz Q B ASS ™ and Q B ASS REMO TE ™ 15 CA UTION: QB ASS ™ and QB ASS PLU S ™ should only be used in systems with strong subwoof ers. 18dB is a lot of bass boost and could damage full range speakers . +18dB +6dB 0dB 30Hz 36Hz 44Hz 60Hz Q = 4 Q =[...]

BACK TO CONTENTS The front crossov er is high pass and can be adjusted from 20Hz to 5kHz by tur ning the FR ONT HP FREQ. control. If you need full-r ange, turn the control fully counterclockwise to the 20Hz position. The rear crossov er can be high pass or low pass , chosen by the REAR HP/LP s witch. The REAR XO VER FREQ. control deter mines the re[...]

BACK TO CONTENTS FREQUENCY DETENT CHAR TS PC4200 / PC4400 / PC4800 / PC6600 The crossov er frequency r ange of y our ne w POWER CLASS ™ amplifier goes from 20Hz - 5kHz, and the controls are detented f or accurate tuning. Each "click" counted from the full counterclockwise position corresponds to a specific frequency . Ref er to this cha[...]

BACK TO CONTENTS Input Combine Y our multi channel POWER CLASS ™ amplifier can use both front and rear outputs from y our head unit to maintain the ability to f ade front to rear , or you can run a single set of RCAs to the front inputs and push in the COMBINE s witch on the amplifier end plate to route the front signal to the rear channels as we[...]

BACK TO CONTENTS FORCED AIR THERMAL MANA GEMENT 19 W ar m Air Exhaust Cool Air Intake T o manage the additional heat associated with higher output capability , a ther mally controlled f an has been designed into the PC4800 . When the heatsink temperature reaches a predetermined value , the f an is activated. Cool air is dra wn in through the lower [...]

BACK TO CONTENTS AMPLIFIER SHUTS OFF Short Circuit Pr otection engaged: The amplifier will tur n off and try to come back on immediately . The amplifier will cycle like this indefinitely , with "b lips" of sound each time. If this is the case, check y our speak ers and wiring for lo w impedance and shor t circuits. Thermal Protection enga[...]

BACK TO CONTENTS 21 SYSTEM DIA GRAM ONE / TW O eject VOLUM E BASS TR EBLE RIGHT LEFT BALAN CE TRACK REVER SE FOWAR D 1 2 3 4 8 7 6 5 PPI MAR KE T ING DPT Trk 1 S ou r ce Un i t Su b P O WE R C LA S S ™ A mp l if i er P C4 2 00 , P C 44 0 0 or P C4 8 00 F ro n t H ig h P a ss 10 0 H z R ea r L o w P as s 1 0 0H z Pa ss iv e Cr os so v er T we e te[...]

BACK TO CONTENTS 22 SYSTEM DIA GRAM THREE eject VOLUM E BASS TR EBLE RIGHT LEFT BALAN CE TRACK REVER SE FOWAR D 1 2 3 4 8 7 6 5 PPI MAR KE T ING DPT Trk 1 P AR - 24 5 P re a mp / Eq u al i ze r Volume Fader Def eat Sub Low Low-Mid Hi gh-Mid Trebl e PAR-245 Power In-Clip + + + + + R F Prec isio n Pow er PA R- 24 5 M ade in U SA Power LED Select Inpu[...]

BACK TO CONTENTS 23 SYSTEM DIA GRAM FOUR eject VOLUM E BASS TR EBLE RIGHT LEFT BALAN CE TRACK REVER SE FOWAR D 1 2 3 4 8 7 6 5 PPI MAR KE T ING DPT Trk 1 P AR - 2 45 P re a m p/ E qu a l iz e r Volume Fader Def eat Sub Low Low-Mid Hi gh-Mid Trebl e PAR-245 Power In-Clip + + + + + R F Precision Pow er PA R- 2 45 Made in USA Pow er LED Select Input O[...]

BACK TO CONTENTS 24 SYSTEM DIA GRAM FIVE eject VOLUM E BASS TR EBLE RIGHT LEFT BALAN CE TRACK REVER SE FOWAR D 1 2 3 4 8 7 6 5 PPI MAR KE T ING DPT Trk 1 P AR - 24 5 P re a mp / Eq u al i ze r Volume Fader Def eat Sub Low Low-Mid H igh-Mid Treb le PAR-245 Power In-Clip + + + + + R F Prec isio n Pow er PA R- 24 5 M ade in U SA Power LED Select Input[...]

BACK TO CONTENTS 25 SYSTEM DIA GRAM SIX eject VOLUM E BASS TR EBLE RIGHT LEFT BALAN CE TRACK REVER SE FOWAR D 1 2 3 4 8 7 6 5 PPI MAR KE T ING DPT Trk 1 P AR - 24 5 Pr e am p /E q ua l i ze r Volume Fader Defeat Sub Low Low-Mid High-Mid Treble PAR-245 Power In-Clip + + + + + R F Prec isio n Pow er PA R- 24 5 Made in U SA P ow er L E D S elec t Inpu[...]

BACK TO CONTENTS 26 BLOCK DIA GRAM 4200/4400 High Pass Low Pass AMP RCA Rear Right Input DIF. SUM RCA Rear Left Input INPUT ATTENUATION AMP RCA Front Right Input RCA Front Left Input High Pass 20Hz - 5kHz DIF. Input Combine Switch Low Pass 90Hz mute mute F ront gain Rear gain F ront Rear mute 12dB / octave 12dB / octave 24dB / octave Front Crossove[...]

BACK TO CONTENTS 27 BLOCK DIA GRAM 4800 RCA Rear Right Input DIF. SUM RCA Rear Left Input INPUT ATTENUATION RCA Front Right Input RCA Front Left Input High Pass 20Hz - 5kHz DIF. Input Combine Switch Low Pass 44Hz - 315Hz mute mute mute High Pass 20Hz - 5kHz Rear HP/LP Switch Front Crossover 12dB / octave F ront gain F ront RCA Outputs Rear Crossove[...]

BACK TO CONTENTS 28 BLOCK DIA GRAM 6600 RCA Rear Right Input DIF. SUM RCA Rear Left Input INPUT ATTENUATION RCA Front Right Input RCA Front Left Input High Pass 20Hz - 5kHz DIF. Input Combine Switch Low Pass 90Hz mute mute High Pass 20Hz - 5kHz mute Front Crossover 12dB / octave AMP F ront gain F ront Rear Crossover 12dB / octave 24dB / octave AMP [...]

W ARRANTY Three-Y ear Limited U .S.A. W arranty This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. Precision P ower warrants its products to be free from def ects in materials and workmanship under normal use and service for a period of three (3) years from the date of original purchase[...]