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Note on the H224 Control Panel App for Windows:
If you close the H224 Control Panel and want to 
open it again, there are two ways to do this: 
1. Click the “^” button on the bottom right corner of the 

Taskbar to expand the System Tray, and then click 
the Sterling logo. 

** Note: You can move the Sterling Icon in the system 

tray to be placed adjacent to it near the Wi-Fi and 
Power indicators if you prefer easier access. 

2. Click the Windows Start button, scroll down to 

Sterling, and click H224 Panel.  

Tip: Drag this icon 

to your desktop to create a shortcut.

STERLING H224 CONTROL PANEL FOR WINDOWS OS

The Sterling H224 Control Panel has the ability to remember your hardware settings and store them for use 
later when you disconnect and reconnect your hardware, or resume recording or music playback during use.  
The H224 Control Panel can store: PAD, High-Pass Filter, Direct Monitor, Output Path, Volume, Mute, settings, 
as well as when Headphones have been set to monitor output path 3+4.

The H224 Control Panel has some options for use and configuration:
FILE allows for: 

•   Always On Top: (H224 Control Panel is always in foreground if multiple software window are open.
•   Run On System Startup: H224 Control Panel will open and run if computer OS is turned ‘ON’ or restarted  

 

  for any reason.

CONFIG allows for:

•  Restore Defaults: (H224 Control Panel will erase its memory function and restart the control panel in   

 

  factory default configuration.

•  Sample Rate: Allows user to choose sample rate when needed deepening on media and software program use.

Sterling 20347518 H224 Manual_Rev.indd   20

12/21/20   3:06 PM

Summary of Contents for HARMONY H224

Page 1: ...OWNER S MANUAL HARMONY H224 AUDIO INTERFACE Sterling 20347518 H224 Manual_Rev indd 1 12 21 20 3 06 PM...

Page 2: ...CONNECTIONS 11 REFERENCE CONNECTION DIAGRAM 12 CONNECTING TO A COMPUTER 13 H224 CONTROL PANEL INSTALLATION FOR MAC OS 13 STERLING H224 CONTROL PANEL FOR MAC OS 14 H224 DRIVER CONTROL PANEL INSTALLATIO...

Page 3: ...ll features designed for the product it is important to follow the directions below as indicated on the included card in your Harmony H224 packaging Before use please take a moment to access the most...

Page 4: ...this box please use the included serialized redemption cards on line with the respective product websites to acquire the software and activate per the manufacturers guidelines STERLING PRODUCTS FOR RE...

Page 5: ...HARMONY H224 AUDIO INTERFACE OWNER S MANUAL 5 Product Integration Sterling 20347518 H224 Manual_Rev indd 5 12 21 20 3 06 PM...

Page 6: ...your Harmony H224 audio interface are equipped with combination connectors that can connect both standard XLR and TRS connector cables Both combination input connectors have been designed wired for ma...

Page 7: ...ctors are fully balanced Line Level audio 4dBu outputs capable of feeding studio monitors headphone amplifiers as well as outboard processing equipment like effects processors E MIDI I O CONNECTIONS T...

Page 8: ...8 Sterling 20347518 H224 Manual_Rev indd 8 12 21 20 3 06 PM...

Page 9: ...s may be helpful in recording situations where the sound source is very loud and needs to be reduced to avoid clipping of the signal or reducing distortion Technical Note The PAD switches on the H224...

Page 10: ...e state has changed If you would like to switch back to the previous state press and hold the DIRECT button again for two 2 seconds Switching between Mono or Stereo Direct Monitor output is possible w...

Page 11: ...he OUTPUT button until you see the Headphone symbol illuminated in the Lens section before a level change is made FRONT PANEL CONNECTIONS A Instrument Inputs The H224 comes equipped with two 2 dedicat...

Page 12: ...lume may be advantageous Technical Note Headphones with higher impedances will require more power to drive an equivalent volume than from a lower impedance headphone therefore you may require setting...

Page 13: ...System Preferences to the Sound preferences and select the Output tab There you will see the Harmony H224 for the output choice To set it for input select the Input tab and select it there Note that y...

Page 14: ...me Mute settings as well as when Headphones have been set to monitor output path 3 4 The H224 Control Panel has some options for use and configuration FILE allows for Always On Top H224 Control Panel...

Page 15: ...After H224 Control Panel is launched the first time from your applications the H224 Control Panel is able to be recalled via the Sterling Logo icon in the top of the macOS system menu bar Sterling 203...

Page 16: ...l WDM and ASIO drivers as well as the H224 Control Panel application It is recommended that you quit all applications before you start the installation 1 Download the Sterling H224 Control Panel App f...

Page 17: ...4 Some drivers will install then you will see Welcome to the Device Driver Installation Wizard Click Next and follow the instructions 5 When the drivers have been installed click Finish Sterling 2034...

Page 18: ...information If you have any problems during the install try disabling any antivirus software you might have running Mapping your Sound Output to the H224 You can set the H224 as your sound input and...

Page 19: ...ut section under Choose your output device select Speakers H224 Audio Driver 4 If you want to use the mic inputs with apps like video conferencing select H224 Analog 1 2 under Choose your input device...

Page 20: ...for use later when you disconnect and reconnect your hardware or resume recording or music playback during use The H224 Control Panel can store PAD High Pass Filter Direct Monitor Output Path Volume...

Page 21: ...IO INTERFACE OWNER S MANUAL 21 HELP allows for About Quick info on hardware firmware version Software update links when available Support contact information Sterling 20347518 H224 Manual_Rev indd 21...

Page 22: ...in EIN 129dBu Maximum Gain 150 Load PAD On Input Impedance 3k Ohm Phantom Power 48V 0 5V 10mA total LINE INPUTS Maximum Input Level 28 dBu Balanced Minimum gain Gain Range 25dB to 35dB Operational Ran...

Page 23: ...s of merchantability or fitness for a particular purpose subject to normal use and service for 2 years to the original owner from the date of purchase proof of purchase required Retailer and manufactu...

Page 24: ...Sterling 20347518 H224 Manual_Rev indd 24 12 21 20 3 06 PM...

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