iBasso DX90 User Manual

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User Guide

DX90

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4-7

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12-13

14-15

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1

4

2-3

7-9

Contents

10-11

9-13

9

Battery & removing the battery cover

Connecting to a computer for data transmission

Power on/off the screen

Power on/off

Reset
Charging

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Package Components:

Screen protectorPouch

Micro USB cable cable

Coaxial cableBurn-in cable

DX90

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- Bit for bit playback, Support up to 24Bit/192kHz.

- Dual ES9018K2M DAC Chips.

- Built-in 10V Voltage Swing Headphone AMP.

- 2.4" IPS Screen (320*240) with Capacitive Touch Panel, Which is
Bonded by OCA.

- Up to 24Bit/192kHz Mini Coaxial Output.

- 3.5mm Headphone Output, and Line Out.

- Three Physical Buttons (Previous, Play/pauses, Next) on The Top Panel.

- 256-Steps Digital Volume Control.

- 8GB Onboard Flash Memory.

- Support for SDXC and SDHC MicroSD Card, up to 2TB. (as They Become
Available).

- 3-Setting Gain Switch.

- Audio Formats Supported: APE, FLAC, WAV, WMA, AAC, ALAC, AIFF,
OGG, MP3, DSD.

- Support for M3U Playlist.

- User Replaceable Battery (Compatible With S**sung S3),

- 8 hours Play Time.

Main Features:

Micro USB cable: Connect the Micro USB cable to a computer for

charging and data transmission.

Burn-in cable: Plug the burn-in cable into the PHONE out socket,

and keep playing music to burn-in the DX90. The burn-in process
helps the DX90's sound reach its full potential by forming the
capacitors and stabilizing the electronic components used.

Coaxial cable: Connect the coaxial cable to an external DAC, to allow

the DX90 working as a digital transport.

Pouch: Use the pouch to protect the DX90 from scratches.
Screen protector: Use the screen protector to protect the DX90`s

screen from scratches.

Specifications:

Line out:

Frequency Response: 17Hz~20KHz +/-0.1dB
S/N: -119dB +/-1dB
THD+N: 0.0015%
Crosstalk: 115dB (1KHz)
Output Level: 1.7Vrms (1kHz 0dB)

Headphne out:

Frequency Response: 17Hz~20KHz +/-0.1dB
THD+N: 0.0015% (32ohm load)
Output Level: 1.3Vrms(Low gain), 2.0Vrms(Mid gain), 2.8Vrms(High Gain)
S/N: -118dB +/-1dB(Low gain), -116dB +/-1dB(Mid gain), -115dB +/-1dB
(High Gain) (32ohm Load)
Crosstalk: 75dB (1KHz,32ohm Load)
Output Impedance: <0.1ohm
Play Time: 8hours
Battery Charge Time: 3hours with AC adapter, 5.5hours with PC USB port
On Board Flash: 8GB
Audio Formats Supported: APE, FLAC, WAV, WMA, AAC, ALAC, AIFF, OGG,
MP3, DSF
Case Dimension: 2.52W x 3.98L x 0.67H (inch)
64W x 100L x 17H (mm)
Weight: 140g or 4.94oz

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Names of Parts & Functions:

Coaxial Output Port

Micro USB Port

Micro SD Card Slot