18 Maintenance of the camera [Maintenance]
IMPORTANT
•After completing the upgrade, delete temporary internet files. (→page 170)
•Upgrade the firmware using a PC in the same subnet as the unit.
•Follow the instructions from the dealer when upgrading the firmware.
•When upgrading the application software, use the designated file (extension: img) for the firmware upgrade.
The name of the firmware to be used for the upgrade should be “model name (Use small letters.
* (“xxxxx” indicates the version of the firmware.)
•Do not turn off the power of the camera during the upgrade process.
•Do not perform any operation during upgrading and wait until it completes.
•The viewer software used on each PC should be licensed individually. Refer to your dealer for the
software licensing.
VT164W VT164 :
•The preset position settings will not be reset when upgrading the firmware after selecting “Reset the
settings to the default after completing the upgrade. (Except the network settings)”. 
:
•The following network settings will not be reset when upgrading the firmware after selecting “Reset the settings to the default after completing the upgrade. (Except the network settings)”.
On/Off for DHCP, IP address, subnet mask, default gateway, HTTP port, HTTPS port, connection protocol (HTTP/HTTPS), CRT key, server certificate, UPnP setting, line speed, bandwidth control (bit rate), SSID, communication mode, encryption method, WEP key 1, external registration, WPS
compliant (PIN method), PIN code, Wireless QoS, time & date
VT164 VP104 VP101 :
•The following network settings will not be reset when upgrading the firmware after selecting “Reset the settings to the default after completing the upgrade. (Except the network settings)”.
On/Off for DHCP, IP address, subnet mask, default gateway, HTTP port, HTTPS port, connection protocol (HTTP/HTTPS), CRT key, server certificate, UPnP setting, line speed, bandwidth control (bit rate), time & date
18.3 Check the status [Status]
Click the [Status] tab of the “Maintenance” page. (→page 34, page 35)
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