Driver for Sealevel Systems, Inc. SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 - downloading and installing it

SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 is a Ports hardware device. This Windows driver was developed by Sealevel Systems, Inc.. MF/ISA_3540_DEV3 is the matching hardware id of this device.

1. Install Sealevel Systems, Inc. SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 driver manually

1. You can download from the link below the driver setup file for the Sealevel Systems, Inc. SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 driver. The archive contains version 3.6.15 released on 2011-08-24 of the driver.
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3. Run the driver installer file from a user account with administrative rights. If your UAC (User Access Control) is started please confirm the installation of the driver and run the setup with administrative rights.
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5. Go through the driver installation wizard, which will guide you; it should be pretty easy to follow. The driver installation wizard will analyze your PC and will install the right driver.
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7. When the operation finishes shutdown and restart your PC in order to use the updated driver. It is as simple as that to install a Windows driver!
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There is no digital signature available for this driver.

This driver was installed by many users and received an average rating of 3.5 stars out of 88202 votes.

2. The easy way: using DriverMax to install Sealevel Systems, Inc. SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 driver

The most important advantage of using DriverMax is that it will install the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How can you install a driver using DriverMax? Let's take a look!

1. Open DriverMax and press on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
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3. Take a look at the list of driver updates. Scroll the list down until you find the Sealevel Systems, Inc. SIO-104.Ultra: PC-104 4 Port RS-232/422/5 Port 4 driver. Click the Update button.
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5. That's it, you installed your first driver!
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