Requirements
General for LS One applications
Operative system:
Running LS One applications requires one of the following operating systems:
- Windows 7 SP1 and later
- Windows Server 2008 R2 SP1 and later
SQL Server
LS One runs on a database that requires SQL Server Express 2012 or SQL Server 2012 or later
Usually the POS uses the SQL Server Express version and HQ uses the full SQL Server version
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Windows Installer 4.5 (Required for SQL Server 2016)
LS One POS
LS One is designed to be POS hardware brand agnostic. Regardless of hardware brand, if a device meets the hardware requirements outlined in the Minimum Requirements section, and it is OPOS compliant, we are unaware of any evidence where a specific brand(s) hardware is known to be an issue.
- Processor: 2 GHz dual core processor (64 bit recommended) or faster.
- Memory: 4 GB RAM
- Hard disk: 7 GB free space (SSD recommended) (to take advantage of the maximum data storage capabilities of SQL Server Express 2016).
- Minimum screen resolution: 1024x768
- OPOS drivers for your retail peripherals
SQL Server
If the LS One POS has a local database to utilize the offline capabilities it is often run with SQL Server Express version.
In this case the POS it requires SQL Server Express 2012 or SQL Server 2012 or later.
Site Manager
Operating systems:
- Windows 7 SP1 and later
- Windows Server 2008 R2 SP1 and later
Required frameworks:
- .NET Framework 4.7
Site Service
A windows service that is run at the LS One head office and for restaurants locally at the store also. The same requirements apply to the Site Service as the other LS One applications
Operating systems:
- Windows 7 SP1 and later
- Windows Server 2008 R2 SP1 and later
For big multistore installations you might need to consider the CPU or RAM to speed up the performance of the Site Service
OPOS Devices
The LS One POS communicates to retail devices such as the receipt printer, barcode reader and scales through the OPOS drivers. LS One supports UnifiedPOS 1.14
Printing
Windows printers or OPOS receipt printers
Barcode scanning
Either keyboard input devices or OPOS barcode
Scales
OPOS scales
MSR card readers
Either keyboard input devices or OPOS card readers
Mobile device
LS Omni for LS One includes Mobile POS and Inventory solutions. These solutions run on the current standard Android mobile platform and on the standard devices that run these mobile operating systems. In the case where it is desired to have a ruggedized device/sled or built in scanner capabilities, there are a number of devices on the market. Each brand and model may have proprietary (non-standardized) communication requirements between the scanner and LS Omni software. As such each device may require customization of the LS Omni software to be functional with the device selected.
System requirements for the Omni Server
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Windows 7/8/10 Professional, Windows Server 2008 and above.
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IIS 7 and above.
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SQL Server 2012 and above – with Full-Text Search feature installed.
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SQL Server Advanced Express 2012 and above - with Full-Text Search feature installed.
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http://www.microsoft.com/en-us/download/details.aspx?id=29062
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Choose the SQLEXPRADV_x64_ENU.exe, and during installation, choose
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Full-Text Search in the Feature Selection.

Full-Text Search feature in SQL Server is optional but strongly recommended.
Minimum hardware requirements for the IIS machine:
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80 GB disk space depending on the LS One database size.
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4 GB RAM
Card Processing Devices
The payment devices available to work with LS Pay are determined by the payment provider of choice. Once you have selected your desired payment provider (from our list of payment providers in your country) we can provide you with a list of Payment devices supported.
LS Pay is available for LS One 2021 and later.
Kitchen Display
Kitchen manager and Kitchen Display Station
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Windows 10
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2GB Memory (4 preferred)
Bump bars
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USB interface
Server Recommendations
Here are some tips
- Use SSD for machines running the DD.
- LS One software is not very CPU or disk demanding, the main component is the SQL server.
- Since storage space can usually be expanded, you could start somewhere around 500GB.
Once you have a fully functional HQ database you’ll have a better estimate of how big the data is. - CPU and Memory depend heavily on the SQL server, but we recommend that you have at least around 8GB to start with. This will depend on the replication- and data load of the SQL server.
- CPU will depend on if you’re going for cloud-based hosting or on-prem, but consider at least x64 QUAD core 2.0GHz to be the minimum.