Yamaha HA-L7A Användarguide

Headphone amplifier

User Guide

EN

Contents

Please Read First 5

Advantages of this product.........................................................................5

About this manual.....................................................................................6

Cautions regarding product handling...........................................................7

Checking the Included Items and Getting the Remote

Control Ready 8

Checking the included items.......................................................................8

Getting the remote control ready................................................................9

Part names and functions 10

Front panel.............................................................................................10

Rear panel..............................................................................................11

Operating panel......................................................................................13

Remote control.......................................................................................15

Connections 17

Sample connection diagram......................................................................17

Connecting to an audio device (digital).......................................................18

Connecting to an audio device (analog).. .................................................... 19

Getting your computer ready and making connections (USB).. ...................... 20

Installing the driver on the computer..................................................................................................................................... 20

Connecting to your computer via USB.. .................................................................................................................................22

Connecting headphones...........................................................................23

Connecting to an external amp..................................................................25

Connecting the AC power cord...................................................................28

Basic playback operations 29

Turning the power on/off (standby)........................................................... 29

2

Contents

Selecting the audio input source and output destination...............................30

Adjusting the volume...............................................................................32

Switching between information displays....................................................33

Listening to sound from your audio device 35

Playing back sound from your audio device.................................................35

Listening to music on your computer (USB DAC

feature) 36

Playing back music on your computer........................................................ 36

Changing the sound quality to match your

preferences 38

Listening using different sound field effects (SOUND FIELD MODE).................38

Listening with higher-definition sound quality (PURE DIRECT).. .................... 40

Settings 41

Setting menu list.....................................................................................41

Operating the settings menu.....................................................................43

Setting the DAC filter............................................................................... 44

DAC LOCK RANGE.....................................................................................45

Setting the gain for the headphones...........................................................46

Setting an upper limit for the volume.........................................................47

Setting the default volume....................................................................... 48

Setting the left/right volume balance.........................................................49

Setting the auto power standby.. .............................................................. 50

Checking the firmware version..................................................................51

Initializing all settings (reset).. ................................................................. 52

3

Contents

Troubleshooting 53

What to do in case of trouble.....................................................................53

Read this first if you encounter troubles with this product.. .................................................................................................53

Power-related issues.. .............................................................................................................................................................54

Remote control-related issues.. ..............................................................................................................................................55

Audio-related issues.. ..............................................................................................................................................................56

USB DAC-related issues.. .........................................................................................................................................................57

Errors indicated by the information display................................................ 59

Updating the firmware.............................................................................60

Aftersales service....................................................................................62

Specifications 63

Licenses.................................................................................................63

Main specifications..................................................................................65

4

Contents

Please Read First

Advantages of this product

Thank you for purchasing this Yamaha product. The HA-L7A is a standalone Headphone amplifier that lets

you listen to the audio from devices that are connected to this unit via digital/analog connection, as well as

play back high-definition audio from a computer or tablet that’s connected to this unit via USB. Aside from

headphones, you can also connect an external amp or active speakers for playing back audio with this amp.

This unit also features SOUND FIELD MODE for immersing yourself more fully in your music or other audio

contents, played within the sound field of your choice.

This product offers the following advantages.

nUSB DAC functionality for decoding and playing back music data on this product from

a computer, tablet or other device with high fidelity

nOptical/coaxial digital input jack and analog input jacks for connecting a variety of

audio devices

nThree types of headphone jacks (4-pin balanced XLR, 4.4 mm (TRRRS), 6.3 mm

unbalanced)

nPRE/LINE OUT jacks for connecting to an external amp (RCA/XLR)

nSOUND FIELD MODE function for playing back audio contents in the sound field of your

choice

5

Please Read First > Advantages of this product

About this manual

Three manuals are provided for users of this product, including the Safety Guide, Quick Guide and User

Guide. Be sure to read each of these manuals, and keep them together in a safe place for future reference.

Manuals

Safety Guide (included)

Explains the necessary precautions you must take when using this product. Make sure to read these

instructions before use.

Quick Guide (included)

Explains about the basic connections and operations required after you purchase this product.

User Guide (this Guide)

Explains about all of this product’s functions and features. This also includes information on troubleshooting

and firmware updates. This Guide is only available via our website.

The precautions and other matters in this guide are classified as follows.

Indication Meaning

CAUTION This content indicates “risk of injury.”

NOTICE Indicates points that you must observe to prevent product failure, damage or

malfunction and data loss, as well as to protect the environment.

NOTE Indicates notes on instructions, restrictions on functions, and additional information

that may be helpful.

NOTE

(The explanations in this Guide are written according to the latest specifications as of the date of publication.

(You can download the latest version of each guide (PDF) from the website shown below.

https://download.yamaha.com/

6

Please Read First > About this manual

Cautions regarding product handling

Please read the Safety Guide before you use this product. Also, use caution regarding the following.

CAUTION

(To prevent hearing loss, observe the following points.

(Do not listen at high volumes for an extended period of time.

(When switching between audio input sources or output destinations, temporarily turn down the volume.

(Do not make sudden changes in volume.

(Do not turn this product on while you are wearing headphones.

This product features the following functions for controlling the volume, which we encourage you to use.

(“Setting an upper limit for the volume”(p.47)

Lets you set an upper limit for the volume.

(“Setting the default volume”(p.48)

Lets you set the volume used when the power is turned on.

CAUTION

(Do not move around or pick up the product while holding the transformer unit.

(You might drop the product, injuring yourself or causing a malfunction.

(Applying excessive force to this part may cause it to break.

7

Please Read First > Cautions regarding product handling

Checking the Included Items and Getting the

Remote Control Ready

Checking the included items

Check to make sure that the following items are included with this product.

£Remote control × 1

£Batteries (AA, R6, UM-3) × 2

£Power cord × 1

NOTE

There may be more than one power cord included with this product in certain regions. Use the cord that’s appropriate for the power

outlet where you will use it.

£USB cable (Type-A to Type-B) 1.5 m × 1

£Safety Guide × 1

£Quick Guide × 1

8

Checking the Included Items and Getting the Remote Control Ready > Checking the included items

Getting the remote control ready

Insert the included batteries into the remote control in the correct orientation (+/−).

The remote control for this product uses infrared light, and can operate within the range shown in the

illustration.

Within 6 m

30° 30°

9

Checking the Included Items and Getting the Remote Control Ready > Getting the remote control ready

Part names and functions

Front panel

This explains the names and functions of each component on the front panel.

edcba

aFeet

The feet are designed to raise the unit a certain level above the surface, so that it can be set up without wobbling. The

legs cannot be removed.

bRemote control signal receiver

Receives the infrared signals from the remote control (p.9).

c[XLR] connector and indicator

Connect headphones that use an XLR 4-pin plug here (p.23). When this is selected as an audio output destination,

the indicator above the connector lights up.

d[4.4 BALANCED] jack and indicator

Connect headphones that use a five-conductor (TRRRS) 4.4 mm balanced plug here (p.23). When this is selected as

an audio output destination, the indicator above the jack lights up.

e[PHONES] jack and indicator

Connect headphones that use a 6.3 mm (1/4-inch) plug here (p.23). When this is selected as an audio output

destination, the indicator above the jack lights up.

10

Part names and functions > Front panel

Rear panel

This explains the names and functions of each component on the rear panel.

gfedcba h

a[PRE/LINE OUT] headphone output jacks

Connect an external amp (such as a power amp) or an active speaker here to play back audio output from this

product (p.25).

Notice regarding the connection of external amplifiers

(To prevent the amplifier from outputting at excessively loud volumes and to prevent noise, observe the following when

connecting an external amp or similar equipment.

(Unplug this product from the AC outlet.

(Turn off the external amp or similar equipment.

(Be sure to set the f [PRE/LINE OUT] switch to match the device that’s connected.

b[ANALOG] input jack

Connect a device that features analog audio output jacks here (p.19).

c[OPTICAL] input jack

Connect a device that features optical digital audio output jacks here (p.18).

d[COAXIAL] input jack

Connect a device that features a coaxial digital audio output jack here (p.18).

e[USB] port (Type-B)

Connect a computer here (p.20).

11

Part names and functions > Rear panel

f[PRE/LINE OUT] switch

Toggle this switch according to the device connected to the [PRE/LINE OUT] jack (p.25). Set this product’s power

mode to off (standby) before toggling this switch. The setting is not applied when you toggle the switch while the

power is on.

[PRE OUT] (factory default setting)

The signal whose volume has been adjusted on this product is output from the [PRE/LINE OUT] jacks. Make sure to

use this setting when you connect audio equipment that does not have volume adjustment features, such as a

preamp.

[LINE OUT]

The signal is output at maximum volume from the [PRE/LINE OUT] jacks. Use this setting when you connect audio

equipment that has a volume adjustment feature, such as an integrated amplifier.

g[UPDATE ONLY] jack

This jack is only used when you want to update the firmware of this product. The USB flash drive must contain the

firmware data to update this product (p.60). Do not connect other USB devices to this port or use it for charging.

h[AC IN] jack

Connect the included AC power cord here (p.28).

12

Part names and functions > Rear panel

Operating panel

This explains the names and functions of each component on the operating panel.

aInformation display

This display shows various information and the menu (p.33).

b[z] Power button and indicator

Turns this product on/off (standby). The indicator lights up when the power is on (p.29).

c[STATUS] button

Switches between information displays (p.33).

dMenu operation buttons

< (left), [ENTER], > (right), [MENU]

These are used to operate the menu (p.43).

e[INPUT] button

Switches between input sources for the audio. The input source switches each time you press the button (p.30).

f[OUTPUT] button

Switches between the output destinations for the audio. The output destination switches each time you press the

button (p.30).

g[PURE DIRECT] button and indicator

Turns PURE DIRECT on/off. When this is on, the indicator lights up (p.40).

13

Part names and functions > Operating panel

h[SOUND FIELD MODE SELECTOR] knob

Switches between sound field effects (p.38).

i[VOLUME] knob and indicator

Adjusts the volume (p.32). The knob range indicators light up according to the volume.

14

Part names and functions > Operating panel

Remote control

This explains the names and functions of each part of the remote control.

Remote control (top)

PURE DIRECT

SOUND FIELD

INPUT

OUTPUT

MENU

ENTER

STATUS

VOLUME

MUTE

RHA1

VFN4930

USB OPTICAL

COAXIAL ANALOG

PURE DIRECT

SOUND FIELD

INPUT

OUTPUT

USB OPTICAL

COAXIAL ANALOG

a

b

c

d

e

f

aRemote control signal transmitter

Transmits the signals (infrared) from the remote control (p.9).

b[z] Power key

Turns this product on/off (standby) (p.29).

c[PURE DIRECT] key

Turns PURE DIRECT on/off (p.40).

d[SOUND FIELD] keys

Switches between SOUND FIELD MODE (sound field effect) settings (p.38).

e[INPUT] keys

Selects the input source for the audio (p.30).

f[OUTPUT] keys

These keys switch between the output destinations for the audio (p.30).

15

Part names and functions > Remote control

Remote control (bottom)

MENU

ENTER

STATUS

VOLUME

MUTE

PURE DIRECT

SOUND FIELD

INPUT

OUTPUT

MENU

ENTER

STATUS

VOLUME

MUTE

RHA1

VFN4930

USB OPTICAL

COAXIAL ANALOG

g

h

i

k

j

g[MENU] keys

Displays the settings menu (p.43).

hMenu operation keys

Use the e (left), [ENTER], r (right) keys to operate the menu (p.43).

i[STATUS] key

Press this repeatedly to switch between contents on the information display (p.33).

j[VOLUME] +/− keys

Adjusts the playback volume of the headphones or external amp (when set to PRE OUT) that are connected to this

product (p.32).

k[MUTE] key

Turns off (mutes) the playback sound of the headphones or external amp (when set to PRE OUT) that’s connected to

this product. Press this again to hear the audio at the original volume (p.32).

16

Part names and functions > Remote control

Connections

Sample connection diagram

This is an example of how to connect various devices and cables to this product.

Input devices

Output devices

Computer Satellite tuner,

BluRay/DVD recorder,

etc.

DAP

(Digital Audio Player)

USB cable

(Type-A to Type-B,

included)

Optical digital cable

Coaxial digital cable

Stereo RCA

cable

Stereo RCA

cable

XLR3 cable

6.3 mm standard plug

XLR 4-pin plug

Headphones Earphones External amp

4.4 mm, balanced

five-conductor (TRRRS) plug

17

Connections > Sample connection diagram

Connecting to an audio device (digital)

Connect the [OPTICAL] input jack or the [COAXIAL] input jack of this product to the digital audio output jacks

of your audio equipment when you want to play back digital audio (PCM, 2 ch.).

Required cables

You’ll need a commercially available optical digital cable or coaxial digital cable. For a DAP (Digital Audio

Player), you may need an adaptor cable.

NOTE

If there is a cap fitted onto the tip of the optical digital cable, remove it before use.

How to connect

Connect as shown in the following illustration. Select a cable type that matches the audio output jack of your

audio equipment.

COAXIALOPTICAL

Satellite tuner, etc.

DAP

(Digital Audio Player)

Optical digital cable

Coaxial digital cable

OPTICAL output jack

or

COAXIAL output jack

OPTICAL input jack

or

COAXIAL input jack

NOTE

This product can play back two-channel PCM digital audio. If there is a setting on your audio device for digital audio output, use the

PCM output (2 ch) setting.

Yamaha HA-L7A Användarguide

Yamaha HA-L7A Användarguide

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