DAC2 Series Instruction Manual Rev C Page 4
Contents
Safety Information 3
Fuses 3
Voltage Selection 3
Power Cord 3
Modifications 3
Repairs 3
Contents 4
Features 5
Overview 6
Performance Improvements 6
New Features 7
Asynchronous USB 2.0 7
Expanded I/O 8
Applications 8
DAC1 Heritage 8
Quick Start Guide 10
Audio Inputs 10
Remote Control 10
Direct Interfacing to Power Amplifiers 11
Mute on Headphone Insertion 11
Front Panel 12
Input Status Display 13
Button Functions 14
Input Status Display 15
Word-Length Display 15
Sample Rate Display 15
HPA2
TM
Headphone Jacks 15
HGC™ Volume Control 16
Hybrid Gain Control™ 16
Rear Panel 17
Inputs 17
Outputs 20
AC Power-Entry and Fuse Module 21
Fuses 21
Voltage Selection 21
Power Cord 21
Internal Settings 22
Removing Top Cover 22
Low-Impedance Passive Pads 22
Jumpers 23
Digital Pass Through 25
System1™ Universal Rack Adapter 26
Blank Rack Panel 26
Benchmark Technologies 27
Hybrid Gain Control™ 27
Native DSD Conversion 27
Multi-Mode Asynchronous AdvancedUSB
Audio™ 27
Jitter-Immune UltraLock2™ 28
High Head-Room DSP 28
32-bit SABRE Conversion System 28
Diagnostic Display 28
Bi-Directional 12 Volt Trigger 28
Distributed Power Regulation 28
HPA2™ Headphone Amplifier 29
Differential Amplifiers 29
UltraLock2™ Clock System 29
Multi-Mode Asynchronous USB Audio
System 33
USB Driver Installation - Windows XP,
Vista, 7 34
Performance Graphs 40
Specifications 56
Audio Performance 56
Group Delay (Latency) 57
Analog Audio Inputs 58
Digital Audio Inputs 59
Balanced Analog Outputs 60
Unbalanced Analog Outputs 60
HPA2
TM
Headphone Outputs 61
Status Display 61
AC Power Requirements 62
Dimensions 62
Weight 62
Regulatory Compliance 63
FCC and RoHS Compliance Statements 63
CE Certificates of Conformity 63
CE Certificates of Conformity 64
Warranty Information 65
Benchmark 1 Year Warranty 65
Benchmark Extended Warranty 66
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