Fostex HP-A8C Owner's Manual
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Fostex HP-A8C Owner's Manual

32 bit/dac
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32 bit/DAC Headphone amplifier
HP-A8C
Thank you very much for purchasing a Fostex product.
This manual provides instructions for basic use of the unit.
Read this before using the unit for the first time.
<Note>
Before connecting this product to a Windows computer with a USB cable, install the USB Audio
Class 2.0 driver for HP-A8C.
You can download the driver software from our website.
http://www.fostexinternational.com/docs/products/HP-A8C.shtml
For macintosh computers, you can use the product without downloading the driver software.
Owner's Manual
© FOSTEX COMPANY All Right Reserved
8289692000
(586260)

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Summary of Contents for Fostex HP-A8C

  • Page 1 (586260) Owner's Manual 32 bit/DAC Headphone amplifier HP-A8C Thank you very much for purchasing a Fostex product. This manual provides instructions for basic use of the unit. Read this before using the unit for the first time. <Note> Before connecting this product to a Windows computer with a USB cable, install the USB Audio Class 2.0 driver for HP-A8C.

  • Page 2: Warnings And Precautions

    WARNINGS and PRECAUTIONS • CAUTION: TO PREVENT ELECTRIC SHOCK, ATTENTION: Danger d’explosion si les MATCH WIDE BLADE OF PLUG TO WIDE SLOT, piles sont remplacées de façon incorrect. FULLY INSERT. Remplacer les piles seulement par le même ATTENTION: POUR PREVENIR LES CHOCS type de pile ou l’équivalent.

  • Page 3: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS 1) Read these instructions. 12) Use only with the cart, stand, Lisez ces instructions. tripod, bracket, or table specified 2) Keep these instructions. by the manufacturer, or sold with Conservez ces instructions. the apparatus. When a cart is 3) Heed all warnings.

  • Page 4: Table Of Contents

    Ejecting the SD card .......13 <ErP Directive> Using remote controller ......13 European model only Changing the settings ......14 The HP-A8C conforms to ErP directive and Setting item list ........14 pursues energy efficiency. When the operation Troubleshooting ........17 continues for about 30 minutes, it will Resetting the product ......17...

  • Page 5: Introductions

    Introductions HP-A8C is a DAC headphone amplifier with high efficiency, high-quality sound. You can enjoy high-quality digital audio signals from your computer or from a digital audio player. „ Features of the HP-A8C „ • Headphone amplifier equipped with high-quality sound 32bit-DAC (AK4399) and all discrete circuit.

  • Page 6: Functions

    Switches the power on/off. The recessed position is on. When set up item ''AUTO POWER OFF'' is set to "ON", the HP-A8C will automatically turn OFF the power. Press the switch twice to return the power ON. You can disable ''AUTO POWER OFF'' mode by Setting item.

  • Page 7: Rear Panel

    „ Rear panel „       SD CARD OPTICAL COAXIAL OPTICAL COAXIAL DIGITAL IN DIGITAL OUT ANALOG OUT ANALOG IN RIGHT LEFT RIGHT LEFT AC IN AES/EBU     „ [ DIGITAL IN - OPTICAL] terminals (1/2) „...

  • Page 8: Remote Controller

       • The included battery is for checking operation.  Replace it as soon as possible.  • Read "Safety information for Fostex product  using electricity" (attached sheet) and handle the INPUT MENU MUTE battery correctly. • Dispose of the battery in the proper manner according to the local regulations.

  • Page 9: Connecting External Audio Devices

    Connecting external audio devices Connect a digital audio device as an input source to the digital audio input terminal, square optical terminals [OPTICAL 1]/[OPTICAL 2], the coaxial terminal [COAXIAL] or the AES/EBU terminal [AES/EBU]. Connect an analog audio device as an input source to the analog audio input terminal [ANALOG IN].

  • Page 10: Connecting Output Devices

    (page 11, 13). Digital signal does not output when the input source is set to [ANALOG IN] ("RCA") or a DSD signal is input. Front panel Headphones HPA8 32BIT DAC Fostex HEADPHONE AMPLIFIER TH900, etc. (sold separately) volume power output sel...

  • Page 11: Listening To An External Audio Device

    Listening to an external audio device You can enjoy music from the external audio device connected to the unit through headphone output or analog output. Connect the desired device before the operation. (page 9) „ Listening to the external device „...

  • Page 12: Listening To The Files On An Sd Card

    Listening to the fi les on an SD card You can enjoy DSF fi les, WAV fi les and AIFF fi les. „ Playable fi les „ 1 Insert an SD card. Insert an SD (SDHC) card into the slot on the rear panel with the label side facing •...

  • Page 13: Ejecting The Sd Card

    „ Ejecting the SD card „ 4 Select the output source. Select headphones or analog output. Unmount the SD card by the following procedure before ejection. Otherwise, the HPA8 HPA8 32BIT DAC 32BIT DAC HEADPHONE AMPLIFIER HEADPHONE AMPLIFIER data may be damaged. 1 Stop playback.

  • Page 14: Changing The Settings

    Changing the settings You can change the settings according to your environment. 1 Press and hold the input sel switch on 4 Turn the input sel knob on the main the main unit or press the MENU key unit or press the </> key on the on the remote controller.
  • Page 15 Setting item Setting value "DIGITAL FILTER" Default: "SHARP ROL-OF" Selects the digital filter. "SHARP ROL-OF" Conventional digital filter "MINIMUM DELAY" Close to unprocessed, no pre-echo filter developed by Asahi Kasei Microdevices (AKM) "MSCK SEL" Default: "DIR" Selects the master clock of the "DIR"...
  • Page 16 Default: ''ON'' "ON": Selects the ''AUTO POWER OFF'' mode ON or OFF. The HP-A8C will automatically turn OFF the power, when the operation continues for about 30 minutes. "OFF'': The HP-A8C does not automatically power OFF. i.e., it keeps powering ON even after 30 minutes of operation.

  • Page 17: Troubleshooting

    Troubleshooting Common problems and solutions are listed below. Problem Solutions There is no sound. • Confirm that the product is connected properly (page 9). • Confirm that the input source is selected properly. (page 11) • Confirm that the output source is selected properly.

  • Page 18: Updating The Version

    „ Updating the version „ An update file may be released to solve problems and provide a better listening environment. Update the product by the following procedure. 1 Save the obtained update file on an SD (SDHC) card. Save the file in the root directory. •...

  • Page 19: Specifications

    Specifications <Input> USB terminal Connector B type (Standard) Quantization, sampling frequency 16/24/32 bit, 44.1 kHz/48 kHz/88.2 kHz/96 kHz/176.4 kHz/ 192 kHz, DSD 2.8 MHz (DoP/ASIO) Interface USB High Speed DIGITAL INPUT-OPTICAL (1, 2) terminal Connector Square optical Format S/P DIF Quantization, sampling frequency 16/24 bit, 44.1 kHz/48 kHz/88.2 kHz/96 kHz/176.4 kHz/192 kHz DIGITAL INPUT-COAXIAL terminal Connector...

  • Page 20: Declaration Of Ec Directive

    In the electrical fast transient/burst requirements, surge, conducted disturbances by radio-frequency fields, power frequency magnetic field, radiate electromagnetic field requirements and static electricity discharging environment, this could be affected by generation of noise in some cases. FOSTEX DISTRIBUTORS LIST IN EUROPE * Including non-EU countries (as of Jan. 2014) Austria...

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