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Your DAL 150 EzLink Computer-to-Home-Audio Link has been designed to operate automatically and 
with minimal user involvement once installation has been completed. If you do experience any difficulties, please consult
this troubleshooting guide for assistance.

DAL 150 was disconnected from 

PC needs to reload driver 

Any time the DAL 150 is plugged into a 

PC without uninstall procedure,

software into system memory

different USB port from the initial 

and PC is now requiring CD-ROM

if a different USB port was used installation, such as the second port on a 

computer with two ports, or switching 
from the docking station to the port 
directly in the laptop or vice versa, the 
Windows operating system will need to 
reload the driver in order to associate it 
with the new port. If you have misplaced 
your CD-ROM, you can specify the driver 
location as C:\Windows\System32\Drivers,
with some folders having different names 
depending on the version of the operating 
system installed on your PC.

Unable to uninstall DAL 150

DAL 150 not connected 

In order to initiate the uninstallation 

to computer

procedure, you must run the program 
C:\HK\DAL 150\RemoveMp3.exe.

Icon still appears in systray – 

For Windows 2000 or XP systems, go to 

uninstallation procedure 

the Device Manager and make sure that 

not complete

both “HK DAL 150” and “Loader 8051 
Firmware” have been uninstalled. Try 
repeating the uninstallation procedure.

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No icon in systray

USB port needs to be reset

Unplug DAL 150 from USB port or hub,
and then plug it in again.

No sound from home audio system

Output mode set incorrectly

Double-click on the “hk” logo in the systray,

when an MP3 selection is playing

and make sure the correct output mode 
has been selected. Make sure to click on 
the“OK” button to enter the selection.

Home audio system 

Since analog audio input jacks look similar 

not able to process 

to coaxial digital audio input jacks, make 

selected output mode

sure you have plugged the coaxial digital 
audio cable into the correct input jack,
and that your home audio system includes 
a coaxial digital audio (S/P-DIF) input.
If your home audio system features a 
coaxial digital audio input jack, then it is 
most likely capable of processing data in 
the PCM format. Double-click on the “hk”
logo in the systray, and make sure that the 
MP3 to PCM mode has been selected. Enter 
the selection by clicking the “OK” button.
If your home audio system features 
onboard MP3 decoding, and you have 
selected the MP3 to MP3 output mode 
for the DAL 150, you may wish to check 
the bit rate of your MP3 selection to 
ensure that it is not higher than the bit 
rate capable of being decoded by your 
home audio system.

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*Although the DAL 150 is compatible with MP3 files encoded at bit rates up to 320kbps, due to the wide variety of MP3 encoders and hardware environments,

it is possible that some files are incompatible with the DAL 150, even though they were encoded at a lower bit rate.

Maximum MP3 Compression Bit Rate: 320kb/sec*
Power Supply: Via USB connection
Dimensions (H x W x D): 22mm x 95mm x 67mm (7/8"x 3-3/4"x 2-5/8")
Weight: 86g (3 oz.)

No sound from home audio system 

File format incompatible 

The DAL 150 is only capable of playing back files

when an MP3 selection is playing

with DAL 150

encoded in the MP3 compressed-audio format.
Check that the file extension is “.MP3.” Also,
files downloaded from private sources on the 
Internet may not be in the correct format,
despite having a file name ending in .MP3.

After uninstalling the DAL 150,

Windows software volume 

Sometimes the uninstall procedure causes

Windows Media Player does not 

control turned down

the PC’s software volume control to be 

play files

turned all the way down to protect the 
equipment. Double-click on the speaker 
icon in the systray to adjust the control.

Noise when streaming MP3 files 

Internet browser is 

Click on the “Mute” icon at the bottom 

from the Internet

distorting files

of the Windows Media Player screen.

Harman Consumer International: 2, route de Tours, 72500 Château-du-Loir, France
©2002 Harman Kardon, Incorporated · www.harmankardon.com
Printed 04/02   

is a trademark of Harman International Industries, Inc.

Adobe, Acrobat and Acrobat Reader are registered trademarks of Adobe Systems Incorporated in the U.S. and/or other countries.
Microsoft, Windows and Windows Media are either registered trademarks  or trademarks of Microsoft Corporation in the United States and/or other countries.
Pentium is a registered trademark of Intel Corporation.
Harman Kardon is a registered trademark, and Power for the Digital Revolution is a trademark, of Harman Kardon, Inc.

We, Harman Consumer International

2, route de Tours
72500 Château-du-Loir, FRANCE

declare in own responsibility, that the product described
in this owner’s manual is in compliance with technical
standards:

EN 5502:1998

EN 55024:1998

Carsten Olesen

Harman Kardon Europe A/S

04/02