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For best sound performance, use the P 3 Balanced Line Output connections if your power
amplifier is equipped with balanced inputs. 

What You’ll Need:

• One pair of balanced interconnect cables with XLR plugs
• An amplifier with balanced XLR input jacks

Before Connecting

Leave the AC cord disconnected until you have made all connections to prevent any 
surprise burst of sound.

Make sure that all your cables are long enough so they are not strained or stretched 
once they are connected.

To Connect

Plug the female end of one of the balanced interconnect cables into the P 3’s right 
channel 

Balanced Line Output 2

jack.

Plug the male end of this cable into the balanced right channel input jack on your 
power amplifier.

Repeat steps 1 and 2 for the left channel.

CONNECTING THE P 3 TO THE BALANCED INPUTS ON
YOUR POWER AMPLIFIER

9

1

2

YOU SHOULD KNOW

Balanced XLR Jacks and Their Pin Configuration

The balanced outputs of the P 3 use XLR jacks that conform to the industry standard of: Pin 1:
Ground, Pin 2: Positive (+), Pin 3: Negative (--). The balanced inputs on some components use
terminals with 3 screws instead of XLR jacks. These are compatible with the P 3 as long as
you match the bare wires to the corresponding pins on the XLR plug: + to pin 2, - to pin 3, and
Ground to pin 1.

Interconnect Cables and Their Color Codes 

Common color codes for input and output jacks are red for right and white for left. Match the
colors at the outputs from your preamplifier or surround controller to the inputs on your P 3
so you’ll always hear the channels in their intended position.

XLR Connectors

Male

Female

3

&

4

C A U T I O N

Right

Left

INPUTS

1

3

2

4

POWER AMPLIFIER

Summary of Contents for Halo P 3

Page 1: ...P 3 Preamplifier Owner s Guide...

Page 2: ...Parasound for your listening pleasure The Parasound Staff Keeping Records for Future Reference Record the serial number located on the bottom of your P 3 below You should also note your Parasound Deal...

Page 3: ...AMPLIFIER __________________________________________________________________________________________ CONNECTING AN INFRARED REPEATER SYSTEM TO THE P 3 ________________________________________________...

Page 4: ...lf that will adequately support its weight Keep it away from heat sources such as air ducts or radiators Leave at least 1 of space on all sides and the top This helps facilitate passive heat dissipati...

Page 5: ...nced XLR output jacks we recommend that you connect them to these inputs Refer to the Balanced and Unbalanced Lines in the Technically Speaking section for additional information about why we recommen...

Page 6: ...the Direct 1 Select switch on the P 3 is in its unbalanced right position To Connect Plug one end of the first cable into the right Direct 1 input jack on the P 3 Plug the other end of this cable into...

Page 7: ...all connections to prevent any surprise burst of sound Make sure that all your cables are long enough so they are not strained or stretched once they are connected To Connect Plug one end of the firs...

Page 8: ...of the turntable cable plugs into the P 3 right Aux Phono jack Insert the other plug into the P 3 left Aux Phono jack Connect the ground wire from your turntable to the P 3 Phono GND Ground terminal U...

Page 9: ...ut jacks Before Connecting Remove power to all the components in your audio system To Connect Plug one end of the first cable into the right CD or Tuner jack on the P 3 Plug the other end of this cabl...

Page 10: ...ll the components in your audio system To Connect Plug one end of a cable into the right Tape Play In jack on the P 3 Plug the other end of this cable into the right line out or Output on the tape dec...

Page 11: ...d put them where you can locate them if you need them in the future To Connect Plug a cable into the Left Loop Out jack on the P 3 Plug the other end of this cable into the left input jack on the sign...

Page 12: ...steps 1 and 2 for the left channel CONNECTING THE P 3 TO THE BALANCED INPUTS ON YOUR POWER AMPLIFIER 9 1 2 YOU SHOULD KNOW Balanced XLR Jacks and Their Pin Configuration The balanced outputs of the P...

Page 13: ...es with RCA jacks A power amplifier with unbalanced input jacks Before Connecting Remove power to all the components in your audio system To Connect Plug one end of the first cable into the right chan...

Page 14: ...nd Before Connecting Remove power to all the components in your audio system To Connect Plug the receiving eye into the input on the connecting block Plug the power supply into the connecting block Pu...

Page 15: ...this cable into the 12V Trigger Input jack of the P 3 Plug the other end into the component with an external DC trigger voltage 1 2 2 5 mm sub mini plug YOU SHOULD KNOW If the component you want to us...

Page 16: ...ore Connecting Remove power to all the components in your audio system To Connect Connect one end of this cable to the 12V Trigger Output jack on the P 3 Connect the other end to the component that yo...

Page 17: ...n RS232 serial cable with a DB9 connector The pin configuration is Pin 2 transmit Pin 3 receive Pin 5 ground Before Connecting Remove power to all the components in your audio system To Connect Connec...

Page 18: ...peration When you purchased your P 3 its rear panel Voltage Selector switch was already set for the proper voltage in your area Nevertheless it s wise to double check it before plugging into an AC out...

Page 19: ...ounter clockwise direction or press the Volume button on the remote control YOU SHOULD KNOW P 3 Volume Indication The P 3 displays volume from 00 to 80 These numbers do not correspond to reference vol...

Page 20: ...3 with the Balance buttons on the front panel Each press of a button in either direction increases the relative balance in 2 dB increments Adjusting Balance toward the Right Channel Press the Balance...

Page 21: ...evert to show the source and volume level Phones Jack Connect your stereo headphones to this standard 1 8 jack The outputs of the P 3 are still active when you connect a headphone YOU SHOULD KNOW If y...

Page 22: ...e Controls 7 Treble Adjust 8 Mute Indicator 9 Volume Control 10 Display Window P 3 T 3 Remote Buttons Controls 1 On Off P 3 T 3 2 Tone On Off P 3 3 Mute On Off P 3 4 Source Select P 3 5 Preset T 3 6 T...

Page 23: ...lume knob or remote buttons to unmute the P 3 Exchange the left and right speaker cables If the same speaker is distorted the speaker is damaged If not the problem may be with your power amplifier or...

Page 24: ...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 improper packing For a non...

Page 25: ...ording to how well they reject signals common to both conductors This is measured in dB and is called the common mode rejection ratio or CMRR TECHNICALLY SPEAKING Direct Inputs The P 3 direct inputs h...

Page 26: ...le the audio signal swings positive voltage above ground and negative voltage below ground If ground isn t at zero there can be an audible 60 Hz hum or 50 Hz hum in regions with 50 Hz AC The harmonics...

Page 27: ...h 1 tolerance are selected for their precision and because their values don t drift as they heat up during operation Polypropylene and mica capacitors are used extensively for their superior linearity...

Page 28: ...Maximum Input Level 10 5 V before clipping Signal to Noise Ratio Line inputs 92 dB A weighted full output 84 dB unweighted full output Phono input 72 dB ref 5 mV input Crosstalk 55 dB 20 kHz Channel...

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