Sony STR-DN1080 Help Guide Printable PDF - Page 189

PROTECTOR, Overload occurred.] appears on the TV screen., List of messages after Auto Calibration

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[228] Troubleshooting Error messages PROTECTOR The receiver will automatically turn off after a few seconds. Check the followings: There may be an electrical surge or power failure. Unplug the AC power cord (mains lead) and then plug in the cord again after 30 minutes. The receiver may be covered and the ventilation holes are blocked. Remove the object covering the ventilation holes of the receiver. The impedance of the connected speakers may be below the rated impedance range indicated on the back panel of the receiver. Connect speakers whose impedance falls within the range. Unplug the AC power cord (mains lead) and let the receiver cool down for 30 minutes while performing the following troubleshooting: Disconnect all of the speakers and subwoofer. Check that the speaker wires are tightly twisted on both ends. Connect the front speaker first, increase the volume level and operate the receiver for at least 30 minutes until it completely warms up. Then, connect each additional speaker one by one and test each additional speaker until you detect which speaker is causing the protection error. After checking the above items and fixing any problems, plug in the AC power cord (mains lead) and turn on the receiver. If the problem persists, consult your nearest Sony dealer. [229] Troubleshooting Error messages [Overload occurred.] appears on the TV screen. An over-current from the USB port was detected. Disconnect the USB device as prompted in the warning message and close the message. [230] Troubleshooting Error messages List of messages after Auto Calibration measurements Code 30: Headphones are connected. Please disconnect the headphones and retry calibration. Code 31: The front speakers are not selected correctly. Select the correct front speaker configuration using SPEAKERS on the front panel of the receiver. Make sure that the receiver outputs sound and then try calibrating again. Code 32, Code 33: Sound is not detected from speakers. Sound is not detected from one or both of the front speakers. Ensure the calibration microphone is not damaged, and is connected to the CALIBRATION MIC jack on the front panel of the receiver, and that all speakers are properly connected. Sound is not detected from either the left or right surround speakers. Ensure both the surround speakers are connected to the SURROUND terminals. A surround back speaker is connected only to the SURROUND BACK/HEIGHT R terminals. If connecting only one surround back speaker, connect it to the SURROUND BACK/HEIGHT L terminals. Sound is not detected from either the left or right height speakers. Ensure both the height speakers are connected to the SURROUND BACK/HEIGHT terminals. Sound is not detected from any speakers. Please ensure the calibration microphone is not damaged and its

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[228] Troubleshooting
Error messages
PROTECTOR
The receiver will automatically turn off after a few seconds. Check the followings:
There may be an electrical surge or power failure. Unplug the AC power cord (mains lead) and then plug in the
cord again after 30 minutes.
The receiver may be covered and the ventilation holes are blocked. Remove the object covering the ventilation
holes of the receiver.
The impedance of the connected speakers may be below the rated impedance range indicated on the back panel
of the receiver. Connect speakers whose impedance falls within the range.
Unplug the AC power cord (mains lead) and let the receiver cool down for 30 minutes while performing the
following troubleshooting:
Disconnect all of the speakers and subwoofer.
Check that the speaker wires are tightly twisted on both ends.
Connect the front speaker first, increase the volume level and operate the receiver for at least 30 minutes
until it completely warms up. Then, connect each additional speaker one by one and test each additional
speaker until you detect which speaker is causing the protection error.
After checking the above items and fixing any problems, plug in the AC power cord (mains lead) and turn on the
receiver. If the problem persists, consult your nearest Sony dealer.
[229] Troubleshooting
Error messages
[Overload occurred.] appears on the TV screen.
An over-current from the USB port was detected. Disconnect the USB device as prompted in the warning message
and close the message.
[230] Troubleshooting
Error messages
List of messages after Auto Calibration measurements
Code 30
:
Headphones are connected. Please disconnect the headphones and retry calibration.
Code 31
:
The front speakers are not selected correctly. Select the correct front speaker configuration using SPEAKERS on
the front panel of the receiver. Make sure that the receiver outputs sound and then try calibrating again.
Code 32, Code 33
:
Sound is not detected from speakers.
Sound is not detected from one or both of the front speakers. Ensure the calibration microphone is not
damaged, and is connected to the CALIBRATION MIC jack on the front panel of the receiver, and that all
speakers are properly connected.
Sound is not detected from either the left or right surround speakers. Ensure both the surround speakers
are connected to the SURROUND terminals.
A surround back speaker is connected only to the SURROUND BACK/HEIGHT R terminals. If connecting
only one surround back speaker, connect it to the SURROUND BACK/HEIGHT L terminals.
Sound is not detected from either the left or right height speakers. Ensure both the height speakers are
connected to the SURROUND BACK/HEIGHT terminals.
Sound is not detected from any speakers. Please ensure the calibration microphone is not damaged and its