User Manual

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APPENDIX
Refer to the table below if the unit fails to function properly.
If your problem is not listed below, or if the symptoms persist after you follow the instructions below, turn off the power to the unit by pressing z (power) on the front panel, disconnect
the power cord, and contact your nearest authorized Yamaha dealer or service center.
General
Troubleshooting
Problem Cause Solution Page
The power does not turn on. The protection circuitry has been activated three times consecutively.
If you try to turn on the power to the unit under this condition, the power
indicator on the front panel will blink.
As a safety precaution, capability to turn on the power has been
disabled. Contact your nearest Yamaha dealer or service center to
request repair.
—
The power cord is not connected or the plug is not completely inserted. Connect the power cord firmly. 19
The internal microcomputer has frozen, due to an external electrical
shock (such as lightning or excessive static electricity) or due to a drop
in the power supply voltage.
Disconnect the power cord from the AC wall outlet, wait 15 seconds or
longer, and then plug in the cable again. —
Pressing the z (power) on the remote
control does not turn on the power to the
unit.
The unit is turned off. If the power to the unit is turned off, pressing the z (power) on the
remote control will not turn on the unit. To turn on the power to the unit,
press z (power) on the front panel.
19
The unit does not turn off or enter
standby mode.
The internal microcomputer has frozen, due to an external electrical
shock (such as lightning or excessive static electricity) or due to a drop
in the power supply voltage.
Disconnect the power cord from the AC wall outlet, wait 15 seconds or
longer, and then plug in the cable again. —
No sound. The cable is not properly connected to the unit or the amplifier. Connect the cables properly. If the problem persists, the cables may be
defective. Replace the cables.
17
The unit or amplifier is muted. Press MUTE to turn mute off on the unit or amplifier. 15
The sound suddenly goes off. The Auto Power Standby function has turned off the power to the unit. Set the Auto Power Standby function (“AutoPowerStby” in the Setup
menu) to “Off”.
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The protection circuit has kicked in. As a safety precaution, the protection circuit has been engaged.
Turn on the power to the unit again.
—
The remote control does not work or
function properly.
Wrong distance or angle. Use the remote control within the operative range. 16
Direct sunlight or lighting (from an inverter type of fluorescent lamp,
etc.) is striking the remote control sensor of this unit.
Reposition the orientation of the lighting or the unit.
—
The batteries are weak. Replace all batteries. 10