Jensen PS2130 - Amplifier Installation & Operation Manual

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Jensen PS2130 - Amplifier Installation & Operation Manual Manual pdf 11 page image

PS260 / PS285 / PS2130 / PS218011TroubleshootingNote: If the protection light is activated with no speakers connected to the amplifier, andall the power connections are correct, this would indicate an internal problem with theamplifier.Problem Possible Cause Corrective ActionAmplifier doesnot turn onNo power to +12V terminal Check fuse(s)No power to REM terminal Check head unit fuse(s) and wiringBlown main fuse at battery Replace fuse and identify cause of failureBlown fuse at amplifier Replace fuse and identify cause of failureFaulty ground Reground main power ground to bare metalchassisVolume controltoo sensitiveInput level control adjusted toohighReadjust the input level (refer to page 9)Distorted sound Input level control adjusted toohighReadjust the input level (refer to page 9)Blows fuse(s) atampPower wires connectedbackwardsReconnect power wires properlyInternal problem with amp Take unit for serviceEngine noise /Alternator whineGround loop(s) Use good quality shielded RCA cablesFaulty ground at amp Reground amp to clean bare metal chassisFaulty ground at head unit Reground head unit to clean bare metalchassisInductive coupling Reroute RCA and/or speaker wires away fromfactory harnessesInput level on amp set too high Readjust input level (refer to page 9)ThermalprotectionactivatedAmplifier driving 2 ohm load orbridged mono for longdurationsIf the amplifier “thermals” frequently whiledriving subwoofers, a fan may need to beinstalled to keep amp coolShort circuitprotectionactivatedBlown speakers Check all speakersSpeaker wire(s) shorting togroundCheck for faulty wiringDefective crossover Faulty passive crossoverLow impedanceprotectionactivatedAmp connected to improperloadCheck speaker connectionsAmp will not drive a 2 ohmmono load, 4 ohm minimum inmono configurationVerify that speakers are connected properlySpeakers defective/blown Check speakersFaulty passive crossovers Check crossoversPoor bassresponseSpeakers out of phase Check speaker polarity; reverse theconnection to one speaker onlySpecificationsCEA Power RatingsPS260Power Output: 57 watts RMS X 2 channels into 4-ohms @ < 1% THD+NAdditional Power Output: 75 watts RMS X 2 channels into 2-ohms @ < 1% THD+N155 watts RMS X 1 channel (Bridged mono) into 4-ohms @ < 1% THD+NDynamic Power: 114 watts X 2 channels into 4-ohmsDimensions: 7" X 12" X 2 ¼" (180mm X 302mm X 55.5mm)PS285Power Output: 80 watts RMS X 2 channels into 4-ohms @ < 1% THD+NAdditional Power Output: 105 watts RMS X 2 channels into 2-ohms @ < 1% THD+N215 watts RMS X 1 channel (Bridged mono) into 4-ohms @<1% THD+NDynamic Power: 160 watts X 2 channels into 4-ohmsDimensions: 10" X 12" X 2 ¼ " (250mm X 302mm X 55.5mm)PS2130Power Output: 123 watts RMS X 2 channels into 4-ohms @ < 1% THD+NAdditional Power Output: 165 watts RMS X 2 channels into 2-ohms @ < 1% THD+N345 watts RMS X 1 channel (Bridged mono) into 4-ohms @ <1% THD+NDynamic Power: 246 watts X 2 channels into 4-ohmsDimensions: 12" X 12" X 2 ¼" (300mm X 302mm X 55.5mm)PS2180Power Output: 180 watts RMS X 2 channels into 4-ohms @ < 1% THD+NAdditional Power Output: 220 watts RMS X 2 channels into 2-ohms @ < 1% THD+N450 watts RMS X 1 channel (Bridged mono) into 4-ohms @ < 1% THD+NDynamic Power: 360 watts X 2 channels into 4-ohmsDimensions: 15" X 12" X 2 ¼" (381mm X 302mm X 55.5mm)General SpecificationsFrequency Response: 10Hz to 50kHz (-3dB)Signal to Noise Ratio: 100dBA below reference. (Reference: 1 watt, 4-ohms)Channel Separation @ 1kHz: <60dB (Reference: 1 watt, 4-ohms)Input Sensitivity: 300mV to 8V for full power output at clipping (1% THD+N)Bass Boost: 0 to +18dB @ 45Hz, continuously variableCrossover: 12dB/octave, 40Hz to 400Hz, Butterworth alignmentReference Supply Voltage for rated power: 14.4VDCPower Supply: 14.4VDC, (11 to 16VDC allowable), negative groundSpecifications subject to change without notice.