Precision PowerメーカーPC4200の使用説明書/サービス説明書
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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.
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 Circui.
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.
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 , .
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.
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 .
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.
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.
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.
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.
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.
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.
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.
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.
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 .
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 .
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.
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 .
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 .
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.
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.
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 .
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.
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.
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 .
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 F.
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.
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.
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.
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.
デバイスPrecision Power PC4200の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Precision Power PC4200をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはPrecision Power PC4200の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Precision Power PC4200の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Precision Power PC4200で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Precision Power PC4200を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はPrecision Power PC4200の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Precision Power PC4200に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちPrecision Power PC4200デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
