SPECIAL MODESpecial Mode Configuration Buttons (for AVR-X2100W)b No. 1 - 13 : Hold down buttons A, B and C at the same time and press the power button to turn on the power.b No. 14: Press the A and B buttons simultaneously while inserting the AC plug to turn the power on.No. Mode Button A Button B Button C Contents1 Version Display(u-COM / DSP Error Display) DIMMER STATUS -Displays the version of firmware such as the main firm-ware or DSP, etc. Errors that have occurred are displayed.(See 21 page)2 Protection History Display Mode ZONE2SOURCE DIMMER STATUS Displays the protection occurrence history.(See 50 page)3 Check the Video/Audio passMode ↑ ↑ ↑This is a special mode for service confirmation used dur-ing repair work to simplify the confirmation work for theAudio channel/video channel.(See 28 page)4 Remote ID Setup Mode ↑ ↑ ↑If there are multiple DENON AV receivers in the same area,this mode stops the other AV receivers from being oper-ated concurrently with this device.(See 54 page)5 TUNER step ↑ ↑ ↑Enables reception STEP of the ANALOG TUNER to bechanged.(See 53 page)6 Operation INFO ↑ ↑ ↑Displays the total operating time of the set, number oftimes the power was switched on, and number of occur-rences of each protection.(See 52 page)7User Initialization mode(Settings for the Installer Setup arenot initialized.)TUNERPRESETCH -TUNERPRESETCH +- Initializes backup data.(Settings for the Installer Setup are not initialized.)8Factory Initialization mode(Initialization includes settings for theInstaller Setup.)ZONE2SOURCE DIMMER - Initializes backup data.(Initialization includes settings for the Installer Setup.)9 Mode for preventing remotecontrol acceptanceTUNERPRESETCH +ZONE2SOURCE -Start this unit in the PANEL/REMOTE LOCK selection modeso that PANEL LOCK and Remote Lock can be selected asON or OFF. (See 25 page)10 PANEL LOCK mode(with Volume) ↑ ↑ -This function prevents reception of all keys/encoders(including VOLUME) other than the power supply buttonon the Front Panel.11 PANEL LOCK mode(without Volume) ↑ ↑ -This function prevents reception of all keys/encodersother than the power supply button and VOLUME encoderon the Front Panel.12 Panel Lock Release ↑ ↑ - Function for Releasing the PANEL LOCK13 Protection pass modeTUNERPRESETCH +ZONE2SOURCE STATUSEnables the power to be turned on when protection de-tection is in the stopped state.(See 55 page)14 Forced USB All Device Write ModeTUNERPRESETCH +STATUS -Mode used when this unit cannot be recovered.Forcibly switches this unit to USB update mode.(See 62 page)MASTER VOLUMESOURCE SELECTONLINEMEDIAPLAYERBlu-rayCB L /S A T 321 4ZONE2ON/OFFZONE2SOURCE DIMMER S T A T U STUNERPRESET CHSETUP MICAUX 1 - HDMIPHONESQUICK SELECTDIMMERSTATUSTUNERPRESET CH -TUNERPRESET CH +X ZONE2SOURCE19