Parasound 5250 V.2 инструкция обслуживания

Model 5250 v .2 Five Channel Amplifier[...]

IMPORT ANT SAFETY INSTRUCTIONS The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of “dangerous voltage” inside the product that may constitute a risk of electric shock. The exclamation point within an equilateral triangle is intended to alert the user to the presence of im[...]

T ABLE OF CONTENTS 1 Introduction .................................................... 2 AC Voltage ..................................................... 3 V entilation Requirements ........................................... 3 Rack Mounting ................................................. 3 Rear Panel Connections and Controls ....................[...]

INTRODUCTION 2 Congratulations and thank you for your purchase of this precision Parasound audio component. The Parasound Model 5250 v .2 is the latest generation of popular and proven audio power amp li fie rs dati ng ba ck to 1981 . It ha s bee n des ig ned for a wi de va rie ty of appl ic ati on s, es tab li shi ng a new standard for audio perfo[...]

AC VOL T AGE, INST ALLA TION AND RACK MOUNTING 3 115v – 230v AC Voltage 110–120V is the typical AC voltage in North America; most other countries supply 220–240V . The 5250 v .2 is internally wired for either 115V or 230V , according to where you purchased it and the voltage that is marked on its carton. If you plug a unit that is wired for 1[...]

REAR P ANEL CONNECTIONS AND CONTROLS 4 Connection Precautions Disconnect the AC cord before making or changing any input, trigger , or speaker wire connections. Make sure there is no strain or tension on any wires that could cause them to pull loose Audio In Jacks Connect the cables from your preamplifier or multi-room controller’ s output jacks [...]

Gain Control Knobs for Channels 1–5 The Gain control knobs should be left at the 12 o’clock Normal setting for most applications. When a Gain control knob is set to Normal the gain for that channel is 29. This is the THX Ultra2 Reference level where 1V input = 28.28V output. 28.28V driving an 8 speaker = 100 watts. If you are unsure where to se[...]

REAR P ANEL CONNECTIONS AND CONTROLS continued 7.1 Channel Speaker Connections (continued) 5250 v .2 Input jack 5250 v .2 Speaker T erminal Connects to Surround Controller’ s Output: Connects to: Channel 1 Center , or Ctr channel Center speaker Channel 2 RS or Right surround channel Right surround speaker Channel 3 RB or Right surround back chann[...]

REAR P ANEL CONNECTIONS AND CONTROLS continued When either automatic turn on is selected the Model 5250 v .2 front panel Power button is disabled so that on/off is determined solely by the triggering preamp or system controller . Man (Manual) Position When the T urn On Options switch is in its MAN (manual) position, the T urn On Options function is[...]

Power Button Pr es s th e P ow er but to n o nc e to tur n t he Mod el 52 50 v .2 o n, pre ss it a ga in to tu rn it off . T he Pow er button is inoperative when the T urn On Options switch on the rear panel is set to Audio or 12V . Protect Indicator The Protect indicator will illuminate red if the Model 5250 v .2 experiences an external fault cond[...]

Channel 1 2 3 4 5 Status Indicators 1 2 3 4 5 will illuminate green when the Model 5250 v .2 power is on and it is operating normally . The 1 indicator will not light if a fault is only in channel 1; the 2 indicator will not light if a fault is only in channel 2, and so on. None of the five indicators will illuminate if there is a general fault or [...]

IF YOU REQUIRE ASSIST ANCE 10 Call your Parasound dealer first. If the dealer can’ t help you with your problem we encourage you to call Parasound’ s T echnical Service Department, toll-free at 415 397-7100 , Monday – Friday , 8am – 4pm Pacific time. We can suggest other diagnostic tests you can easily perform. If we determine that your Mod[...]

Continuous RMS Power Output 20 Hz – 20 kHz, Five Channels Driven 250 watts x 5, 8 Ω 385 watts x 5, 4 Ω Current Capacity 45 amps peak per channel Frequency Response 20 Hz – 50 kHz, +0/-3 dB, 1 watt Dynamic Headroom 1.6 dB T otal Harmonic Distortion 0.025% at full rated output 0.02% at average listening levels IM Distortion 0.05 % T ransient IM[...]

Notes: CONNECTION AND SETUP NOTES 12[...]

Notes: CONNECTION AND SETUP NOTES 13[...]

Parasound Pr oducts, Inc ., 2250 McKinnon Av enue, San Francisco, C A 94124 Customer Ser vice 415-397-7100 / Fax 415-397-0144 T echnical Dept. ser vice@parasound.com www .parasound.com ©2010 Parasound Products, Inc. rev 0.92[...]