iRiver ACRO CA1000 T User manual

Category
Headphone amplifiers
Type
User manual
INSTRUCTION BOOK
ACRO CA1000T
User Guide
CONTENTS
Package Contents
Product Overview
Power Management
Charging
Connections
Firmware Updates
02
03
06
07
08
15
Getting Started _01
Basic Operations
Home Screen
Notification Bar
Using Open APP Service
AK CONNECT
AK File Drop
Listening to Music
Playlist Management
ReplayGain
USB DAC Installation
How to Use USB Audio
CD Ripping
AK CD-Player
Bookmark Function
Favorites Function
Settings
Connecting to Wi-Fi
Using Bluetooth
Equalizer Setup
Using the Device _02
Safety Pre-Cautions
Troubleshooting
Copyright
Certifications
Registered Trademarks
Disclaimers
Specifications
16
20
22
25
26
31
33
37
40
41
42
43
45
46
47
48
56
57
60
63
65
66
67
69
70
71
Miscellaneous _03
User Guide
Contents may be changed without prior notice to improve the
performance or quality of the product.
Package
Contents
Getting Started 02
Protective Film: Protect the device and its screen.
USB Type-C Cable: For charging and data transfer.
Quick Start Guide: Basic overview of device functionality.
Warranty Card: Provides warranty details for your device.
Maintain a copy of this card as it may be required for future
technical support requests.
User Guide: The User Guide can be downloaded from the
Astell&Kern website.
[http://www.astellnkern.com > Support > Download]
Quick Start Guide
& Warranty Card
USB Type-C Cable
ACRO CA1000T Protective Film
LED
Indicator
Getting Started
03
User Guide
The appearance of the product, as well as the printed and
engraved information, may vary depending on the model.
Product
Overview
Next/Fast-Forward
Power Button
Play/PausePrevious/Rewind
Volume
AMP Button
Home Button
2.5mm balanced
ports
LCD
Touchscreen
Optical Input Port
4.4mm Input Port
Coaxial Input Port
6.35mm
unbalanced ports
RCA Output Port
4.4mm balanced
ports
3.5mm Unbalanced
/ Optical Out port
microSD Card Slot
XLR Output Port
Charging port (USB Type-C) Data/Audio port
(USB Type-C)
User Guide
Getting Started
04
Data/Audio port (USB Type-C) : Connect with a PC to transfer
files or use it as a USB DAC.
Charging port (USB Type-C) : Connect a USB cable to the port
to charge the device.
microSD Card Slot : - microSD card slot symbol.
Insert a microSD card to access its files.
Optical Input Port : Connect a optical cable to the port to
receive a digital input.
Coaxial Input Port : Connect a coaxial cable to the port to
receive a digital input.
4.4mm Input Port : Connect a 4.4mm cable to the port to
receive a analog input.
RCA Output Port: Connect RCA cable to the port to output to
analog.
XLR Output Port : Connect a mini XLR 3-pin cable to the port
for output to analog.
LCD Touchscreen : Display screen with touch control features.
Volume : Turn the wheel to adjust the playback output
volume level.
LED Indicator : LED light indicates information of the music
currently playing and the AMP mode information.
Power Button : - Power symbol.
Short press - Turns the screen on or off.
Press and hold - Turns the device on or off.
Previous/Rewind :
Short press - Play the previous song or restart the current song.
Press and hold - Rewind the current song.
Next/Fast-Forward :
Short press - Play the next song.
Press and hold - Fast-forward the current song.
Home Button : Press to return to the Home Screen.
Getting Started
05
User Guide
Play/Pause: Play or pause the current song.
AMP Button : Enter the AMP setting screen.
6.35mm unbalanced ports :
- 6.35mm Unbalanced Port symbol.
For audio output, connect earphones or headphones that
utilize a 6.35mm jack.
3.5mm unbalanced ports :
- 3.5mm Unbalanced / Optical Port symbol.
For audio output, connect earphones or headphones that
utilize a 3.5mm jack. Music can be played back on a S/PDIF
-capable external device via an optical cable.
4.4mm balanced ports : - 4.4mm Balanced Port symbol.
For audio output, connect earphones or headphones that
utilize a 4.4mm jack.
2.5mm balanced ports : - 2.5mm Balanced Port symbol.
For audio output, connect earphones or headphones that
utilize a 2.5mm jack.
Getting Started
06
User Guide
Resetting the device will not affect stored data or time settings. Do
not use the reset function while the product is in use. Doing so may
corrupt the data on the device.
This device has an automatic timeout feature to save battery power.
The screen will turn off if there is no user input during the period
defined in [Menu - Settings - Timer Settings - Screen Timeout]. (See
Page 54)
Reset Function
1. In case of unexpected device failure or freeze, press and
hold [Power] for 7 seconds to force a shutdown. The device
can then be restarted after the shutdown is complete.
Turning the Screen On/Off
1. While the screen is on, press the [Power] button to turn
off the screen.
2. Press [Power] button again to turn it on.
This device has an automatic shutdown feature to save battery
power. The device will turn off if there is no user input during the
period defined in [Menu - Settings - Timer Settings - Auto Power
Off] (See Page 54)
Powering the Device On/Off
1. Press and hold the [Power] button to turn on the device.
2. While the device is on, press and hold the [Power] button
to shut down the device. A confirmation message
will appear.
3. Press [OK] to turn off the device.
Power
Manage-
ment
Getting Started
07
User Guide
Charging via USB Wall Adapter
1. Commercially available 9V 3A output adapters may be
used for charging.
Charging
Fast charging time: Approx. 5 hours (Fully discharged, Power-off, 9V
3A adapter) / Normal charging: Approx. 7 hours (Fully discharged,
Power-off, 5V 2A adapter)
The manufacturer shall not be responsible for problems caused by
the use of adapters that do not adhere to the recommended
specifications.
Getting Started
08
User Guide
Connec-
tions
Earphones/Headphones
1. Connect earphones and headphones to the [UNBAL.1, 2]/
[BAL.1, 2] ports on the front of the product.
2. You can use a variety of earphones/headphones that fit
2.5mm, 3.5mm, 4.4mm, and 6.35mm ports.
Digital Input
1. Connect an external device to the [OPT IN]/[COAX IN] port
on the back of the product using the Optical/Coaxial cable.
Coaxial
Cable
Optical
Cable
CD Player
Digital input supports PCM sound sources of 24bit/176.4kHz or less.
The product may not receive input normally if it is from an
unsupported format.
Maintain moderate volume levels when connecting earphones or
headphones.
Exposure to high volume levels for extended periods may damage
your hearing.
Getting Started
09
User Guide
Digital Output
1. Connect an external device to the 3.5mm [UNBAL.2] port
on the front of the product using the Optical cable.
2. Enable output format conversion from [Menu > Settings >
S/PDIF Conversion] to convert the output to a predefined
format upon S/PDIF connection.
Optical
Cable
Analog Input/Output
1. Use the cable to connect an external device to the [4.4mm IN],
[RCA OUT], and [XLR OUT] ports on the back of the product.
Do not move the product while a cable is connected.
RCA Cable L/R
DSD format is converted to PCM when using S/PDIF OUT.
With PCM, the output bit (16/24-bit) and sample (48/96/192 kHz)
rates can be selected.
The volume will be fixed at the maximum level.
Audio may not be reproduced if the specifications of the external
device and output format are incompatible. Refer to the respective
instruction manual of each device before use.
Getting Started
10
User Guide
Sets the input/output port
1. Select [Input/Output Port Settings] in the [Notification Bar]
screen to open the settings screen.
The front HEADPHONE OUT port and the rear RCA OUT port are
automatically recognized when connected with a cable.
The rear XLR OUT, COAX IN, OPT IN, and 4.4 mm IN ports must be set
manually after connecting with a cable.
You cannot leave the input/output port settings screen while setting
up OPT, COAX, 4.4 mm IN.
Getting Started
11
User Guide
Connecting to a Computer
1. Turn on the device and your computer.
2.
Use the USB Type-C cable to connect the device to a computer
in accordance with settings in [Menu - Settings - USB Mode].
[Default] Media Device (USB Drive): Transfer files from a
computer to the device.
DAC Input: Listen to music on a connected computer
through the device. (See Page 41)
Mac users need to download and install Android File Transfer from
the Astell&Kern website. [http://www.astellnkern.com > Support >
Download]
For an optimal connection, quit any unnecessary programs before
connecting the device to the computer.
Do not use cables other than the USB Type-C cable provided with the
device. Doing so may cause malfunctions.
Use USB 2.0 only on Mac.
When a USB connection is established while playing a DSD or DXD
file, a mode selection pop-up box will appear with the following
options:
External device connection: Connect the player to the computer to
transfer files, USB DAC for audio playback or CD Ripper connection.
Charge device: Charge the device.
Getting Started
12
User Guide
Copy Files (Folders) to the Device
1. To copy files/folders from your computer, select the desired
files/folders and drag & drop them into the device folder.
Ensure the USB Type-C cable is properly connected.
Turning off the device, computer or disconnecting the USB Type-C
cable while copying or moving files/folders may corrupt files or
device memory.
File transfer speeds may be affected by the computer and/or the OS
environment.
Getting Started
13
User Guide
Delete Files (or Folders) from the Device
1. Select the file/folder to delete, right-click the mouse, and
then select [Delete].
2. Select [Yes] in the [Confirm File/Folder Deletion] window
to delete the selected files/folders.
Disconnecting from the Computer
1. Disconnect the USB Type-C cable after the transfer between
the device and computer is complete.
Disconnecting the device from the computer during a file transfer
may corrupt data on the device.
Getting Started
14
Maximum Capacity: 1TB
Notes on Inserting a microSD Card
Do not force the microSD card into the slot. Doing so may cause
malfunction of the product and damage to the card.
Do not repeatedly insert/remove the microSD card.
If not inserted properly, the microSD card may cause product
malfunctions and may become lodged in the product.
Notes on Removing a microSD Card
Be sure to safely remove the microSD card from the device.
Not following the proper procedure may corrupt data and cause
serious damage to the both the card and device.
Do not remove the microSD card during use. Doing so may cause
malfunction, delete data and damage the microSD card.
Recommended microSD Cards
SAMSUNG, SANDISK
Insert/Remove a microSD Card
1. Refer to the diagram and gently
insert a microSD card into the
microSD card slot.
2. To safely remove a microSD card,
on the Home Screen, select
[Safely remove SD card] from the
Notification Bar or select
[Unmount SD card] from
[Menu - Settings - System
Information].
3. Gently press the microSD card in
to unlock and release it from the
slot.
User Guide
Getting Started
15
Notes on Using a microSD Card
If the microSD card is not recognized or functions improperly,
format the card, preferably in the FAT32 system.
Using cards other than the recommended microSD card types
may cause malfunctions.
A microSD card is not included in the product package. Please
purchase separately.
For Wi-Fi connections, see Page 56.
The firmware update may not start if the battery level is too low.
(A minimum battery level of 20% is required.)
Do not disconnect from the wireless network while downloading the
update file. Doing so may cause data corruption and/or damage to
the system.
If an error occurs or the notice in the Notification Bar disappears
during an update, download the firmware update again through
[Menu - Settings - Update - System].
Moving to another screen during a file download will cancel the
download.
Wi-Fi Update / OTA (Over-the-Air)
1. Connect to a wireless network.
2. If a new firmware update is available, the screen will
display a Firmware Update Guide window.
3. Select [Update].
4. Follow the on-screen instructions to proceed with the
firmware update.
Firmware
Updates
User Guide
Using the Device
16
Basic
Operations
LCD Touchscreen
1. This device features a LCD touchscreen that allows you
to perform operations by touch.
Use the touchscreen to access various features on the
device.
To prevent damage to the screen, do not use a sharp object or
excessive force.
User Guide
Return to the Home Screen
Home Screen
1. Press [ ] at any time to return to the Home Screen.
Using the Device
17
User Guide
Main Menu
1. From the left edge of the touchscreen, swipe your finger
right to display the Main Menu, or tap the “A” icon in the
upper left corner of the screen.
From the Home Screen, swipe your finger to the left, right,
up or down from any edge of the touchscreen to access display
menus. Each side of the Home Screen will activate a different
display menu.
Music files extracted using the AK CD-Ripper accessory that are
stored in the Ripping folder of the internal memory will be displayed
in the CD library menu.
Using the Device
18
Notification Bar
1. From the top edge of the touchscreen, swipe your finger
down to display the Notification Bar.
View Current Playlist
1. From the right edge of the touchscreen, swipe your finger
left to display the Now Playing menu.
User Guide
Using the Device
19
User Guide
View Play History
1. From the bottom edge of the touchscreen, swipe your
finger up to display the Play History menu.
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iRiver ACRO CA1000 T User manual

Category
Headphone amplifiers
Type
User manual

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