Onkyo TX-8250 User Manual English etc - Page 38

> Before Start > Part Names > Install > Initial Setup > Playback Supplementary information | Advanced Setup | Others OTthers roubleshooting Before starting the procedure Problems may be solved by simply turning the power on/off or disconnecting/connecting the power cord, which is easier than working on the connection, setting and operating procedure. Try the simple measures on both the unit and the connected device. If the problem isn't fixed after referring to "Troubleshooting", resetting the unit to the status at the time of shipment may solve the problem. Note that your settings will also be initialized when you reset, so we recommend that you note down your settings before doing the following. 0 This unit contains a microPC for signal processing and control functions. In very rare situations, severe interference, noise from an external source, or static electricity may cause it to lockup. In the unlikely event that this happens, unplug the power cord from the wall outlet, wait at least 5 seconds, and then plug it back in. 0 We are not responsible for reparations for damages (such as CD rental fees) due to unsuccessful recordings caused by the unit's malfunction. Before you record important data, make sure that the material will be recorded correctly. If operation becomes unstable Try restarting the unit The issue may be fixed by restarting this unit. After switching this unit to standby, press and hold Í ON/ STANDBY on this unit for 5 or more seconds to restart the unit. (The settings in the unit are maintained.) If the issue is not fixed by restarting, try unplugging the power cords of the unit and connected devices, and then plugging them in again. Resetting the unit (this resets the unit settings to the default) If restarting the unit doesn't fix the problem, resetting the unit to the status at the time of shipment may solve the problem. Your settings will also be initialized when you reset, so note down your settings before doing the following. 1. While holding down TUNING MODE on the main unit, press Í ON/STANDBY. 2. The unit switches to standby and the settings are reset. 38 ∫ Power Cannot turn on the unit 0 Make sure that the power cord is properly plugged into the wall outlet. 0 Unplug the power cord from the wall outlet, wait 5 seconds or more, then plug it in again. The unit turns off unexpectedly 0 The unit automatically switches to standby when the "3. Hardware" - "Auto Stby" setting in the Setup menu functions. 0 The protective circuit function may have been activated. If "CHECK SP WIRE" appears on the display, the speaker cables may be short-circuited. Make sure bare speaker wires are not touching each other or the back panel of the unit, then turn the unit on again. If "NG" is displayed, immediately unplug the power cord from the wall outlet and contact your dealer. 0 The protective circuit function may have been activated because the temperature of the unit rose abnormally. If this happens, then the power will continue to turn off after you have turned the unit on again. Make sure the unit has plenty of space for ventilation around it, wait for the unit to cool down sufficiently, and then try turning it on again. WARNING: If smoke, smell or abnormal noise is produced by the unit, unplug the power cord from the wall outlet immediately and contact the dealer or customer support. ∫ Audio 0 Confirm that the connection between the output jack on the device and the input jack on this unit is correct. 0 Make sure that none of the connecting cables are bent, twisted, or damaged. 0 If the MUTE indicator on the display flashes, press MUTING on the remote controller to cancel muting. 0 While headphones are connected to the PHONES jack,