Serial Number:
Date of Purchase:
Birth Date:
Installation & Operation
Total
RMS Power
4CH AMPLIFIERS
R250-4
Page 1: ...Serial Number Date of Purchase Birth Date Installation Operation Total RMS Power 4CH AMPLIFIERS R250 4 ...
Page 2: ... enjoy this system not get a headache s If you feel unsure about installing this system yourself have it installed by a qualified Rockford Fosgate technician s Before installation disconnect the battery negative terminal to prevent damage to the unit fire and or possible injury 0U YVK J PVU 2011 Rockford Corporation All Rights Reversed ROCKFORD FOSGATE associated logos where applicable are registere...
Page 3: ...e Rating not supplied 40A THD N Rated Power 1 0 4 ohms Input Sensitivity 150mV 8V Input Impedance 20k S N Ratio CEA 2006 70 S N Ratio Rated Power 90 Channel Separation 50 Common Mode Rejection Ratio 55 Damping Factor 200 Dimensions LxWxH 11 6 x 7 7 x 2 4 29 4cm x 19 6cm x 6 1cm WLJPÄJH PVUZ CEA 2006 Power ratings on Rockford Fosgate amplifiers conform to CEA 2006 industry standards These guidelines...
Page 4: ...style connectors This terminal is used to remotely turn on and turn off the amplifier when 12V DC is applied RCA Input Jacks The industry standard RCA jacks provide an easy connection for signal level input They are nickel plated to resist the signal degradation caused by corrosion The Pass Thru provides a con venient source for daisy chaining an additional amplifier without running an extra set of ...
Page 5: ... will automatically shut down if this occurs Crossover Switch Selectable switch for 80Hz High Pass HP All Pass AP or Low Pass LP operation Fuses These ATC fuses are easily accessible in case of failure Always replace fuses with same type and rating See Specifications for fuse ratings Variable Crossover Is a built in 12dB octave Butterworth filter with a crossover point variable from 50Hz to 250Hz il...
Page 6: ... ALWAYS protect the battery and electrical system from damage with proper fusing Install the appropriate fuse holder and fuse on the 12V power wire within 18 45 7 cm of the battery terminal 10 When grounding to the chassis of the vehicle scrape all paint from the metal to ensure a good clean ground connection Grounding connections should be as short as possible and always be connected to metal tha...
Page 7: ...paint from the metal surface and thoroughly clean the area of all dirt and grease Strip the other end of the wire and attach a ring connector Fasten the cable to the chassis using a non anodized screw and a star washer NOTE Keep the length of the BLACK wire Ground as short as possible Always less than 30 6 Prepare the Remote turn on wire for attachment to the amplifier by stripping 3 8 of insulatio...
Page 8: ...8 0UZ HSSH PVU 4 Channel Stereo illus 2 1 ...
Page 9: ...9 0UZ HSSH PVU 3 Channel 2ch Stereo 1ch Mono bridged illus 2 2 ...
Page 10: ...preventing any crossover adjustment allowing all frequencies to pass Placing the crossover switch in the LP position sets the amplifier to the Low Pass mode enabling fre quencies below the cut off point to pass adjustable between 50 250Hz Turn the crossover adjustment knob all the way down With the system playing turn the crossover adjustment knob up slowly until the desired crossover point is achi...
Page 11: ...plices etc Test RCA inputs for AC volts with stereo on Repair replace if necessary 2 Disconnect RCA input from amplifier Connect RCA input from test stereo directly to amplifier input Step 4 Check Amplifier if you experience Turn on Pop 1 Disconnect input signal to amplifier and turn amplifier on and off 2 If the noise is eliminated connect the REMOTE lead of amplifier to source unit with a delay turn o...
Page 12: ...e caused by accident abuse improper operations water theft shipping 2 Any cost or expense related to the removal or reinstallation of product 3 Service performed by anyone other than Rockford or an Authorized Rockford Fosgate Service Center 4 Any product which has had the serial number defaced altered or removed 5 Subsequent damage to other components 6 Any product purchased outside the U S 7 Any ...
Page 13: ...Installation assistance availible at www rockfordfosgate com rftech R O C K F O R D F O S G AT E C O M 3OUTH 2OCKFORD RIVE s 4EMPE RIZONA 5NITED 3TATES IRECT s 4OLL REE 112111BCF 1230 57383 02 ...
