Epson LW-PX900 User Manual

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Firmware Update Instruction Manual

This manual guides you through downloading the latest LW-PX900 firmware from Epson LABELWORKS PX website,
and updating the firmware of your LW-PX900.

Important!

 Settings is erased due to the update.
 During the update, be sure to use the AC adapter to supply the power to the printer instead of using the lithium-ion

battery or alkaline batteries.

1. Preparation

Check if your LW-PX900 needs firmware update

Follow the procedure below to check whether your LW-PX900 needs firmware update or not.
The firmware update is not necessary if the version is the latest one.

MEMO

You can know the need to update your LW-PX900 firmware after you start the
update. If the firmware is the latest one, a pop-up window shown right appears
to notify you that the update is not needed.

How to check

1. Press + .

Preference screen appears.

2. Select the [Version] menu to check the firmware version.

If the version is 240A or lower, or if the [Version] menu does not exist,
the firmware is old and needs to be updated.

2

Check the OS version of your computer

Make sure your OS version is one of the following.

 Windows Vista (32bit/64bit)
 Windows 7 (32bit/64bit)
 Windows 8 (32bit/64bit)
 Windows 8.1 (32bit/64bit)
 Windows 10 (32bit/64bit)

Download the Firmware Updater

Download “UpdaterLWPX900V250A.exe” from the website, and save it to your desktop.

https://labelworks.epson.com/lw-px900-firmware

Check that the printer driver for USB connection has been installed on your computer

Important!

LW-PX900 printer driver for USB connection is necessary for the firmware update.

After you confirm that the printer driver for USB connection has been installed on your computer, proceed to “Firmware

Update Procedure”.

How to check

1. Open [Devices and Printers] screen from [Control Panel].

2. Check if [EPSON LW-PX900] printer icon exists or not.

If the icon exists, the printer driver for USB connection has been installed.

>> Firmware Update Procedure

If the icon does not exist, you need to install the printer driver for USB connection.

>> Install the printer driver for USB connection

Install the printer driver for USB connection

If the printer driver for USB connection has not been installed, install it from the CD or DVD supplied with the printer.
If you do not have the CD or DVD, install the printer driver from K-Sun website.

https://labelworks.epson.com/lw-px900-firmware

1. Turn on your computer and start up Windows.

Close running applications if any. Close any anti-virus software or similar also.

2. Insert the included CD or DVD into the CD-ROM or DVD-ROM

drive on your computer.

An install program starts up.
Select the language to install, and click [Next].