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875Z -  

EIGHT CHANNEL POWER AMPLIFIER

Table of Contents

Important 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
Stereo Bus Inputs
Stereo/Series Switch
Channel Direct Input Connectors
Channel Level Control
Speaker Connectors
Mute Options Switch

875Z Rear Panel Connectors & Switches

contd..

Page 4

Signal Sense Threshold
External Zone Mute Connector
Power Inlet
Power-Up Connector

Typical Hookup of the 875Z 
in a 5.1 Home Theatre Installation

Page 5

Block Diagram

Page 6

AC Power Control

Page 7

External Control Voltage Power Up
AC Power Input

Technical Specifications

Page 8

Important Warranty Information

Back Cover

875Z-MANUAL-2004-03-24

Summary of Contents for 875 Z

Page 1: ...875Z OWNER S MANUAL ...

Page 2: ...let consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus Wh...

Page 3: ...tches Stereo Bus Inputs Stereo Series Switch Channel Direct Input Connectors Channel Level Control Speaker Connectors Mute Options Switch 875Z Rear Panel Connectors Switches contd Page 4 Signal Sense Threshold External Zone Mute Connector Power Inlet Power Up Connector Typical Hookup of the 875Z in a 5 1 Home Theatre Installation Page 5 Block Diagram Page 6 AC Power Control Page 7 External Control...

Page 4: ...e you must use the proper packing material Ship the amplifier only in the original packing material as the unit is not insurable by carriers otherwise INSTALLATION The most important installation consideration is ventilation The 875 series amplifiers are a convection cooled Unrestricted air flow across its heat sinks is a must For this reason do not install anything directly above it Allow 3 5 2u ...

Page 5: ...llow the level increase at the input Over driven input condition When a 875 channel is driven into clipping the channel led will change from green to red then back to green when the level is reduced Flashing Red Momentary clipping can be tolerated however it indicates that maximum un distorted power has been surpassed and potential speaker damage may result if over load conditions persist Any ampl...

Page 6: ...o daisy chained RCA connectors for right red bus input Sensitivity is 875 mV for an ouptput of 75 watts into 8 ohms 3 STEREO SERIES SWITCH Controls the two channels in this zone P STEREO top position individual channels P SERIES bottom position bridged mode wherein channels 1 2 using only Ch1 input or channels 3 4 using only Ch3 input or channels 5 6 using only Ch5 input or channels 7 8 using only...

Page 7: ...hold is approximately 100mV and is at the fully clockwise position 9 EXTERNAL ZONE MUTE CONNECTOR When 12 volts is applied between the COM pin and a Z pin the corresponding Zone will be muted When the 12 volt control signal is removed the channel will be un muted 10 POWER INLET Primary or mains power cord input connector IEC 320 inlet Connect the supplied power cord to this connector only after ch...

Page 8: ...875Z EIGHT CHANNEL POWER AMPLIFIER 5 ...

Page 9: ...875Z EIGHT CHANNEL POWER AMPLIFIER 6 ...

Page 10: ...or the control of other equipment Removal of the control voltage causes the 875 to turn off and the control voltage at the OUT terminals is interrupted AC power input This is a high current plug for the power cord receptacle Check that the voltage rating at the right of the connector con forms with your locality With the front panel power switch in the off position insert the power cord into the 8...

Page 11: ... shorted 20Hz to 20kHz 105dB below rated output 29dB gain 68dBu 107dB below rated output 23dB gain 70dBu Slew Rate 60 volts per microsecond Power Bandwidth 1 Hz to over 100 kHz Damping Factor Over 500 at 20 Hz ref 8 ohms Dimensions W D H 19 or 17 x 19 x 3 5 inches 2 rack spaces Weight approx 25kg 55 lbs Power Consumption Heat Load max power typical use single channel 75W 8 ohms 150 Watts 15 Watts ...

Page 12: ...e while in the pos session of the customer Tampering by persons other than factory authorized service personnel or failure to fully comply with Bryston operating instructions voids the warranty This warranty gives you specific legal rights and you may also have other rights which may vary from province to province and country to country BRYSTON LTD 677 NEAL DRIVE P O BOX 2170 PETERBOROUGH ONTARIO ...

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