Mark Levinson 53 - Manual (Page 31)

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Nº53 Power Amplifier
5. Verify that the proxy server in the computer’s network setup is
disabled. An active proxy server can interfere with the software
upgrade procedure.
6. If the web browser cannot find the host name of the amplifier,
verify the following:
• Ensure that the local DNS server is properly configured. We
recommend configuring the local DNS Server to “DNS
Forwarding” mode. To configure the DNS Server, refer to the
setup manual of the server.
• If using a subdomain, enter the complete address into the
browser. For example, http://NO532.yourhome.network.com
7. Enter the IP Address of the amplifier into the browser. For
example, “http://192.168.50.3”
If All Else Fails... 1. Turn off the Nº53 using the rear panel Power switch, wait at
least 10 seconds, then turn the Nº53 back on.
2. Restore the default settings on the internal Web page or by
using the front panel button as described in the next section.
3. Visit www.marklevinson.com and search the knowledgebase for
more information.
4. Contact your Mark Levinson dealer.
Restoring Factory Defaults
Pressing the Factory Default button on the internal Web page of the
Nº53 Reference amplifier resets all settings to their factory default
values. If the internal Web page is not available, there is also a key
press sequence available. Follow the instructions below to reset the
factory default settings from the front panel.
1. Power off the amplifier.
2. Press and hold the Standby button.
3. Turn on the Nº53 rear panel Power switch.
4. Keep holding down the Standby button until the front panel
LED blinks four times.
5. Release the Standby button.
Now reset to its factory default state, the amplifier will reinitialize.