2 In the [Check connection (Ping)] screen, enter the IP address of the DNS server, and press the
[Run] button.
The result is displayed.
Refer to Connection Test Result (page 158) and take measures accordingly.
If the DNS server does not function normally, contact the DNS server administrator.
● Are the scanner and server connected to the network?
Solution
Refer to the following and take measures according to the connection method.
● For Wi-Fi
Cannot Connect the Scanner and a Computer via Wi-Fi (page 166)
● For a wired LAN
Cannot Connect the Scanner and a Computer via a Wired LAN (page 181)
● Is the scanner's IP address correct?
Solution
Check the scanner's IP address in the following procedure:
1 On the touch screen, press → [Scanner Settings] → [Network].
2 Perform one of the following according to the connection method.
For Wi-Fi, press [Wi-Fi] → [IP Address].
For a wired LAN, press [Wired LAN] → [IP Address].
3 On the [IP Address] screen, check the setting items.
When specifying an IP address manually, specify the correct IP address.
When setting the IP address automatically, check whether the DHCP server functions normally.
Even when the DHCP server functions normally, an IP address may not be assigned correctly
depending on the settings for the DHCP server. Check the operation status and the settings for
the DHCP server.
● Is the IP address of the scanner used for other communication devices?
Solution
If there are multiple communication devices using the same IP address on the same network,
communication may fail. Avoid duplicates in IP addresses.
Troubleshooting
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