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Bryston 875Z manual

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Table of contents for the manual

  • Page 1

    875Z OWNER’S MANU AL[...]

  • Page 2

    The lightning flash with arrowhead symbol within an equilateral triangle, is intended to alert the user to the presence of uninsulated "dangerous voltage " within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is inten[...]

  • Page 3

    875Z - EIGHT CHANNEL POWER AMPLIFIER T able of Content s Import ant Safety Instructions Inside front cover General Introduction Page 1 Introduction Description Shipping Box & Packing Materials Installation Wiring the 875Z Front Panel Page 2 Power Switch LED Indicators Fuses 875Z Rear Panel Connectors & Switches Page 3 Input Select Switches [...]

  • Page 4

    875Z - EIGHT CHANNEL POWER AMPLIFIER 1 INTR ODUCTION Thank you for choosing the 875 Eight Channel Power Amplifier . Bryston welcomes any suggestions you may have, or comments regarding the operation of your amplifier . We consider you, our customer , to be Bryston’s most import ant resource, and your opinion is very much appreciated. DESCRIPTION [...]

  • Page 5

    875Z - EIGHT CHANNEL POWER AMPLIFIER 2 2 FRONT P ANEL of 875Z-Blk FR ONT P ANEL POWER switch The front panel label '875Z POWER’ is a switch used to apply or remove A/C line power to the 875 soft start circuitry . Push the switch and the 875 will initiate the start up sequence. The switch cap remains indented when circuits are on. Push the sw[...]

  • Page 6

    875Z - EIGHT CHANNEL POWER AMPLIFIER 3 875Z REAR P ANEL CONNECTORS & SWIT CHES The following is a description of the rear panel switches for the 875 Zone Amplifier and their function. There are 8 x 75 watt amplifiers in the 875B Zone amp. The channels are split into 4 zones each with 2 channels. Each zone will operate in stereo or the channel o[...]

  • Page 7

    875Z - EIGHT CHANNEL POWER AMPLIFIER 4 8) SIGNAL SENSE THRESHOLD: When the MUTE OPTIONS SWITCH of any of the four zones is set to the SIG position, that zone is muted unless the input signal exceeds the threshold level set by the SIGNAL SENSE THRESHOLD control. Only the input levels of the ODD numbered channels is measured by the sense circuitry (i[...]

  • Page 8

    875Z - EIGHT CHANNEL POWER AMPLIFIER 5[...]

  • Page 9

    875Z - EIGHT CHANNEL POWER AMPLIFIER 6[...]

  • Page 10

    875Z - EIGHT CHANNEL POWER AMPLIFIER 7 A/C PO WER CONTR OL External control volt age power up ( Local / external switch) T o power-up the 875 using an external control voltage, supply a 4v to 12v AC or DC control voltage to the ‘IN’ terminals of the “Power-Up” connector . The front p anel ‘Power ’ switch needs to be off for remote opera[...]

  • Page 11

    875Z - EIGHT CHANNEL POWER AMPLIFIER 8 T echnical Specifications Power Output 75 watts per channel into 8 ohms 100 watts per channel into 4 ohms Gain Select and Sensitivity 29dB - .850Vin = 75W @ 8 Ohms - single ended input 23dB - 1.7Vin = 75W @ 8 Ohms - balanced input Input Impedance 20 Kohms single ended 40 Kohms balanced Distortion < 0.007% 2[...]

  • Page 12

    BRYSTON 20 -YEAR WARRANTY Bryston product s are warranted to be free from manufacturing defect s for a minimum of twenty years from the original date of manufacture. This includes p arts, labour and return shipping to the first owner and all subsequent owners. W arranty coverage is automatic and commences with the original date of manufacture which[...]