18SPECIAL MODESpecial mode setting button ( for X1000E3 model)b No.1 - 9 : Press the X button to turn on the power while pressing both the button A,B and the button C at the same time.b No.10 : Turn on the power, then press and hold down A and B buttons for over 3 second.No. Mode Button A Button B Button C Contents1 Version display(μcom/DSP Error Display) DIMMER STATUS -Firmware versions such as Main or DSP are displayed in theFL manager. Errors are displayed when they occur.(Refer to 20 page)2Errors checking(Displaying the protection historymode)ZONE2SOURCE DIMMER STATUS The protection history is displayed.(Refer to 23 page)3User Initialization(Installer Setup settings are notinitialized.)TUNERPRESET CH-TUNERPRESET CH+ - Backup data initialization is carried out.(Installer Setup settings are not initialized.)4Factory initialization(Installer Setup settings arealso initialized)ZONE2SOURCE DIMMER - Backup data initialization is carried out.(Installer Setup settings are also initialized)5 Mode for preventing remotecontrol acceptanceTUNERPRESET CH+ZONE2SOURCE -Operations using the remote control are rejected.Press the TUNER PRESET CH - / + to select "RC LOCKOn", then press the "STATUS" button to set.(Mode cancellation: Execute the same button operations aswhen performing setup and select "RC LOCK Off".)6 Panel lock ↑ ↑ -Operations using the main unit panel buttons or the mastervolume knob are rejected.Press the TUNER PRESET CH - / + to select "FP/VOL LOCKOn", then press the "STATUS" button to set.7 Panel lock(Master volume is not locked.) ↑ ↑ -Operations using the main unit panel buttons are rejected.Press the TUNER PRESET CH - / + to select "FP LOCK On",then press the "STATUS" button to set.8 Cancellation of panel lock ↑ ↑ -Panel lock mode is cancelled.(Mode cancellation: Execute the same button operations aswhen performing setup and select "FP LOCK Off", then pressthe "STATUS" button to set.)9 Diagnostic ZONE2SOURCE DIMMER STATUSThis mode is used for confirming the Video and Audio signalpaths. (Troubleshooting)The signal paths of the set can be easily confirmed afterrepair.(Refer to 29 page)10 Remote ID Setup DIMMER STATUS -When using multiple DENON AV receivers in the sameroom, make this setting so that only the desired AV receiveroperates.(Refer to 25 page)XTUNER PRESET CH + ZONE2 SOURCETUNER PRESET CH - DIMMER STATUS