User ManualTable of Contents1) Read these instructions.22) Keep these instructions.23) Heed all warnings.24) Follow all instructions.25) Do not use this apparatus near water.26) Clean only with a dry cloth.27) Do not block any ventilation openings. Install in accordance with the manufacturer’s instructi...28) Do not install near any heat sources such as radiators, heat registers, stoves, or other appar...29) Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has...210) Protect the power cord from being walked on or pinched, particularly at plugs, convenience re...211) Only use attachments/accessories specified by the manufacturer.212) Use only with a cart, stand, bracket, or table specified by the manufacturer, or sold with th...213) Unplug this apparatus during lightning storms or when unused for long periods of time.214) Refer all servicing to qualified service personnel. Servicing is required when the apparatus ...215) To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.2Table of Contents41 Welcome51.1 Features51.2 How to Use This Manual5Figure 2.1 D-45 and D-75A Dimensions6Figure 2.2 Installation6Figure 2.3 Balanced Input Connector Wiring7Figure 2.4 Unbalanced Input Connector Wiring7Figure 2.5 Output Connector Wiring7Figure 2.6 System Wiring for Dual Mode8Figure 2.7 System Wiring for Bridge-Mono Mode82 Setup62.1 Unpack Your Amplifier62.2 Install Your Amplifier62.3 Ensure Proper Cooling62.4 Choose Input Wire and Connectors72.5 Choose Output Wire and Connectors7Distance7Wire Size7up to 25 ft.716 AWG726-40 ft.714 AWG741-60 ft.712 AWG7Over 60 ft.710 AWG72.6 Wire Your System82.6.1 Dual Mode82.6.2 Bridge-Mono Mode82.7 Connect to AC Mains92.7.1 AC Mains Voltage Configuration92.8 Startup Procedure92 Setup72 Setup92 Setup8Figure 3.1 Front and Back Views11Figure 3.2 Indicators and Level Controls123 Operation103.1 Precautions103 Operation113.2 Controls, Indicators and Connectors113.3 Indicators123.4 Controls123.5 Fuse Replacement123 Operation124 Advanced Features and Options134.1 Protection134.2 Options134.2.1 Bridge-Mono Option134.2.2 Input-Sensitivity Option135 Troubleshooting146 Specifications15Minimum Guaranteed Power15D-4515D-75A15Performance15D D-45515D- D-75AA15Configuration and Load (ohms)16FTC Continuous Average Power at 0.1% THD (See note 1)16Max. Average Power at 0.1% THD (See note 2)16Single-Cycle Tone Burst Watts at < 0.05% THD (See note 3)1640 mS Tone Burst Watts at < 0.05% THD (See note 4)16EIA Watts at 1% THD (See note 5)1620Hz-20kHz161 kHz161 kHz1620 Hz1650 Hz161 kHz1620 Hz1650 Hz161 kHz161 kHz16Dual (both channels driven)16Bridge-Mono (balanced output)166 Specifications16Configuration and Load (ohms)16FTC Continuous Average Power at 0.1% THD (See note 1)16Max. Average Power at 0.1% THD (See note 2)16Single-Cycle Tone Burst Watts at < 0.05% THD (See note 3)1640 mS Tone Burst Watts at < 0.05% THD (See note 4)16EIA Watts at 1% THD (See note 5)1620Hz-20kHz161 kHz161 kHz1620 Hz1650 Hz161 kHz1620 Hz1650 Hz161 kHz161 kHz16Dual (both channels driven)16Bridge-Mono (balanced output)16Figure 6.1 D-45 Power Matrix16Figure 6.2 D-75A Power Matrix167 Service177.1 Worldwide Service177.2 US and Canada Service177.2.1 Service at a US or Canada Service Center177.2.2 Factory Service177.2.3 Factory Service Shipping Instructions:17Owner’s Name :21Shipping Address:21Phone Number: ________________________________Fax Number: ________________________________ Email21Model: __________________________________________________________________________________ Serial ...21Purchase Date :21NATURE OF PROBLEM21(Be sure to describe the conditions that existed when the problem occurred and what attempts were...21Other equipment in system:21If warranty has expired, payment will be: £ Cash/Check £ Visa £ Master Card £ C.O.D. £ Purchase O...21Card Number:___________________________________ Exp. Date:___________________21Signature:______________________________________________________________________21ENCLOSE THIS PORTION WITH THE UNIT. DO NOT MAIL SEPARATELY.218 Warranty198 Warranty18Size: 1.01 MBPages: 24Language: EnglishOpen manual