Mark Levinson 5805 - Advanced Troubleshooting Steps; General Failure Resolution

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5802 INTEGRATED AMPLIFIER / OWNER’S MANUAL
AUDIO HAS A HUMMING SOUND
Disconnect components one at a time to isolate the problem.
Once you have identified the problematic component, make sure it is properly grounded and connected to the same electrical circuit as the
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5802.
VOLUME CAN’T BE SET TO MAXIMUM
You have the option of establishing a maximum volume level in the Setup menu. If this option is set, it can prevent the N
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5802 from
reaching the maximum volume level of 80.0. (Refer to Setup/Volume/ MaxVol on page 21 for more information.)
FRONT-PANEL DISPLAY NOT WORKING
Press any remote or front panel button to restore the display from the off mode. (Refer to Setup/Display/Auto-Off on page 22 for more information.)
NO CONNECTIVITY VIA ETHERNET
Verify that an Ethernet cable is correctly connected between the router, switch or hub and the N
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5802.
Verify the age of the router, switch or hub. If the router, switch or hub is more than ten years old, there may be a communication issue with the
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5802. Power cycle the unit and use a newer router, switch or hub between the network and the N
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5802.
IF ALL ELSE FAILS…
Power cycle the N
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5802 by unplugging the power cord, waiting at least 10 seconds and reconnecting the power cord.
Restore factory-default settings (see Setup/Advanced/Config/Restore on page 26).
Contact your authorized Mark Levinson dealer.
Contact Mark Levinson Customer Service at 888-691-4171 or www.marklevinson.com.
TROUBLESHOOTING