Parasound HALO JC 1 Owner'S Manual Download Page 1 | Manualshive

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JC 1 Amplifier

Owner’s Guide

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Summary of Contents for HALO JC 1

Page 1: ...JC 1 Amplifier Owner s Guide...

Page 2: ...trigger connection wire While you are unpacking your new amplifier inspect it thoroughly for possible shipping damage If you see any contact your Parasound dealer right away Be sure to save and store...

Page 3: ...HE JC 1 TO TRIGGER ANOTHER COMPONENT _________________________________________________________________________________ UNDERSTANDING THE INDICATORS ON THE JC 1 ________________________________________...

Page 4: ...nel height occupies four rack spaces 7 or 176 mm When mounting equipment below the JC 1 you will also need to allow about 1 8 below the unit for the bottom chassis screws To attach the rack mount adap...

Page 5: ...alanced interconnect cable into the Balanced Input jack on the JC 1 Plug the female end of this cable into the desired channel balanced output jack on your preamplifier or surround controller Repeat s...

Page 6: ......

Page 7: ...wo five way binding post speaker terminals on the JC 1 are connected in parallel and accept most speaker wire terminations including single or dual banana plugs or 1 4 spade lugs The openings in the t...

Page 8: ...e JC 1 What You ll need An active audio source connected to the Balanced or Unbalanced Input jack on the JC 1 Before Connecting Remove power to all the components in your audio system Make sure the Au...

Page 9: ...the rear panel left to its 12 VoltTrigger position What you ll need A wire with a 2 5 mm sub mini plug on each end provided A control component with 9Vdc to 12 Vdc trigger voltage Before Connecting R...

Page 10: ...oesn t turn on at the same instant as your other components or other JC 1s This avoids turn on surges and brownouts that might cause units with microprocessors to lock up or even trip house wiring cir...

Page 11: ...t position to eliminate it Refer to theTechnically Speaking section for detailed technical information about the causes of ground loops and what you can do about them Bias Level Switch The Bias Level...

Page 12: ...e preamplifier or system controller Having all the audio components on the same power circuit helps prevent hum caused by possible ground loops The JC 1 requires AC power that is continuous rather tha...

Page 13: ...o user serviceable parts inside To avoid the risk of electric shock do not remove its top cover The amplifier s exterior can easily be cleaned with a soft cloth pre moistened only with a few drops of...

Page 14: ...eakers Ground loop between preamplifier and JC 1 or at the equipment rack Move the Ground Lift switch to its Lift position Install nylon shoulder washers on both sides of the panels of all equipment t...

Page 15: ...es We do not accept any of the following Units with collect shipping charges Units without a valid RA number Units without a suitable shipping carton Units for which we see or hear evidence of imprope...

Page 16: ...the two signal conductors When the positive and negative signals appear at the component receiving the signal they are equal but 180 degrees out of phase with each other with respect to ground To send...

Page 17: ...hree tips to avoid ground loops 1 Use a balanced input line with your Parasound JC 1 See Balanced and Unbalanced Lines in this section 2 When rack mounting always use the included insulated shoulder w...

Page 18: ...do not restrict any current whatsoever to the power supply once the JC 1 is in full operation Complementary Configuration Each stage of amplification has transistors fed by the positive DC power suppl...

Page 19: ...ocking capacitors The JC 1 is direct coupled from its input jack to its speaker terminals This advanced circuitry never needs adjustment or maintenance It operates outside the audio signal path to kee...

Page 20: ...ubject to change without notice Input Sensitivity for 28 28 V Output into 8 Balanced 1 V per leg Unbalanced 1 V Signal to Noise Ratio input shorted 122 dB IHF A weighted bias set to Low 120 dB IHF A w...

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Page 22: ...Parasound Products Inc 950 Battery Street San Francisco CA 94111 415 397 7100 Fax 415 397 0144 www parasound com...

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