22Upgrade the firmware [Upgrade]It is possible to upgrade firmware on the [Upgrade] tab of the "Maintenance" page on the setup menu. The currentfirmware of this unit can be checked and upgraded to the latest version on this page.Contact the dealer for further information about the firmware upgrade.[Model no.], [MAC address], [Serial no.],[Firmware version], [IPL version], [HTML version],[IP address(IPv6)], [Viewer software installationcounter]Information of each item will be displayed.Step1Contact the dealer and download the latest firmwareonto a PC.Important:• A blank (space) cannot be used for the name of thedirectory where the downloaded firmware to besaved.Step 2Click the [Browse...] button and designate the down-loaded firmware.Step 3Click the radio button respective to the desired optionto determine whether or not to initialize the settingsafter completing the firmware upgrade.Note:• Refer to the readme file provided with the firmwarefirst and determine whether or not to initialize thesettings after the firmware upgrade.Step 4Click the [Execute] button.→ The confirmation window will be displayed. When"Do not reset the settings to the default after theupgrade." is selected, the confirmation window willnot be displayed.Important:• Before starting the upgrade, select "Off" for "FTPperiodic image transmission" on the [FTP img.trans.] tab of the "Network" page. (☞ Page 56)• After completing the upgrade, be sure to deletetemporary internet files. (☞ Page 64)• Upgrade the firmware using a PC in the same sub-net as the unit.• Follow the instructions from the dealer whenupgrading the firmware.• Use the designated file (extension: img) for the firm-ware upgrade.• The name of the firmware to be used for theupgrade should be "gxe500_xxxxx.img".* ("xxxxx" indicates the version of the firmware.)• Do not turn off the power of the unit during theupgrade process.• Do not perform any operation during upgrading andwait until it completes.• The following network settings will not be resetwhen upgrading the firmware after selecting "Resetthe settings to the default after completing theupgrade. (Except the network settings)".On/Off for DHCP, IP address, subnet mask, defaultgateway, HTTP port, line speed, bandwidth control(bit rate), time & date• The viewer software used on each PC should belicensed individually. Refer to your dealer for thesoftware licensing.