To Next PageTo Next PageWhat to do if Marantz AV7701 Tuner power does not turn on?
First, check that the power plug is properly inserted into the power outlet. If it still doesn't turn on, the protection circuit might be active. Disconnect the power plug from the outlet, wait 5 to 10 seconds, and then plug it back in.
Why does my Marantz Tuner automatically switch to standby mode?
Your Marantz Tuner might be automatically switching to standby mode because the sleep timer is set, or the “Auto Standby” feature is enabled. To resolve this, you can turn the power on again, change the sleep timer settings, or disable the “Auto Standby” feature in the menu by setting it to “Off”.
Important safety precautions and warnings for handling the equipment.
Procedure for checking leakage current before returning the set to the customer.
Highlights crucial safety components and replacement guidelines.
Procedure for initializing the receiver after component replacement.
Details on accessing and using various special operational modes.
Procedure for backing up and recovering unit settings.
Steps to initiate the diagnostic mode for video/audio path confirmation.
Step-by-step guide for updating firmware using the DFW method.
Troubleshooting steps for power-related issues, including fuse checks.
Diagnostic steps for analog video signal issues.
Troubleshooting guide for HDMI connectivity issues regarding picture and sound.
Step-by-step guide for diagnosing audio output problems.
Troubleshooting steps for network connectivity issues.
Steps to diagnose and resolve USB device recognition problems.
Troubleshooting steps for power supply issues related to the 5V output.
List and details of integrated circuits used in the unit.
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