I cannot access the scanner via Web Browser, Admin Tool or Central Admin Server.


The following are the possible causes. Please try the Action.

Same as in "How can I connect the scanner to the server? (Connection by using IP address)"


The DNS server or WINS server is not functioning normally, or the scanner name has not been registered in the DNS or WINS server.

  • Action
    Check the connectivity of the specified IP address.
    If it is possible to connect the scanner using the Admin Tool with a specified IP address, specify the scanner's IP address in the DNS or WINS server.
    Check the DNS or WINS server settings using the Admin Tool or Web browser.

A misconfigured firewall between the computer installed with the Admin Tool or Web browser and the scanner is denying access.

  • Action
    If there is a firewall between the computer installed with the Admin Tool or Web browser and the scanner, check that its settings are not preventing access.

The URL of the target scanner is not registered as a trusted site.

  • Action
    Set the scanner URL as a trusted site for Internet Explorer.
    1. In Internet Explorer, set the following settings in the [Tools] menu, [Internet Options].
    2. On the [Security] tab, select [Trusted sites] and press the [Sites] button.
    3. Enter the URL of the scanner in the [Add this website to the zone] field, and press the [Add] button.

In Internet Explorer, the security level for the target zone is set to [High] on the [Security] tab in the [Tools] menu -[Internet Options]. In the case of a custom level, [Prompt] or [Disable] is set for [Active scripting] under [Scripting] in the [Settings] area.

  • Action
    When connecting using the scanner name, the connection will be an intranet connection. When connecting using an IP address, it will be an internet connection. If the URL includes a scanner name, the scanner will be connected using an Intranet Zone. If the URL includes an IP address, the scanner will be connected using the Internet Zone. Try the following settings for the corresponding zone.
    1. In Internet Explorer, set the following settings in the [Tools] menu, [Internet Options].
    2. Enable active scripting in either of the following ways.
      - On the [Security] tab, click the [Default level] button to set [Security level for this zone] to [Medium].
      - On the [Security] tab, click the [Custom level] button to set to [Enable] for [Active scripting] under [Scripting] in the [Settings] area.
    3. If connecting via the Internet zone, on the [Privacy] tab, set the level to below
      [Medium High].
    4. Delete temporary internet files in either of the following ways:
      - For Internet Explorer 6.0
      On the [General] tab, press the [Delete Files] button on the [Temporary Internet Files].
      - For Internet Explorer 7.0
      On the [General] tab, press the [Delete] button on the [Browsing history], and press [Delete Files] button on [Temporary Internet Files].
      - For Internet Explorer 8.0
      On the [General] tab, press the [Delete] button on the [Browsing history], then select the [Temporary Internet Files] check box and press [Delete] button.

The scanner is in standby mode.

  • Action
    Press the power button to start the scanner.

A proxy server is being used.

  • Action
    Set the proxy server to not be used.
    1. In Internet Explorer, set the following settings in the [Tools] menu, [Internet Options].
    2. Press the [LAN settings] button on the [Connections] tab.
    3. Clear the [Use a proxy server for your LAN (These settings will not apply to dial-up or VPN connection).] check box.

There is an error with the connection protocol setting.

  • Action
    Check if SSL is enabled on the [Admin Connection] window.
    For details, refer to the section "4.8.8 Setting the Admin Connection" of Operator's Guide.

There is an error with the port number setting.

  • Action
    Check the specified port number on the [Admin Connection] window.
    For details, refer to the section "4.8.8 Setting the Admin Connection" of Operator's Guide.

In Internet Explorer, [Tools] menu - [Internet Options] - [Advanced] tab, the [Use SSL 3.0] check box under [Security] in the [Settings] area is not selected.

  • Action
    In Internet Explorer, set the following settings in the [Tools] menu, [Internet Options].
    On the [Advanced] tab, select the [Use SSL 3.0] check box under [Security] in the [Settings] area.

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