-4- Appearanceq Operate indicator (OPERATE)Lights in green while power is supplied to the unit.Lights in orange when a thermal error is detectedinside the unit.w HDD indicator (HDD 1) (HDD 2)Lights in green while the HDD is accessed. Do notturn off the POWER switch while any of the accessindicators is lit.e DVD-RAM lidProtects the DVD-RAM drive from dust. Press this lidto install the DVD-RAM disk. The DVD-RAM lid nor-mally should be kept closed to prevent dust fromentering the drive.r HDD lidTwo HDD openings are provided inside the DVDExtension Unit. Remove this lid to install the HDD.Replace the lid after installing the HDD.t DVD-RAM drive (tray)y Busy indicatorLights in green when a DVD-RAM is installed in theDVD Extension Unit.It changes to orange while the DVD-RAM Drive isrunning.u Eject holei Open/Close buttonIs used for insertion or removal of the DVD-RAMdisk while the DVD-RAM lid is opened.o Hard Disk Detection switch (HDD INSTALLED/NOT INSTALLED)Detects an optional HDD when one is installed.!0 SCSI Output connector (EXT OUT)Connect another Extension Unit with an SCSI cable.!1 SCSI Input connector (EXT IN)Connect the WJ-HD500 or another Extension Unitwith an SCSI cable.!2 SCSI ID switch (SCSI ID –/+)Press the – or + selector with a small headed screw-driver to select the desired SCSI ID in the chain.!3 Termination switch (TERMINATOR ON/OFF)Set this switch to ON when the Extension Unit islocated at the end of SCSI chain. Set this to OFFunless the Extension Unit is located at the chainend.!4 Copy port (COPY IN)For connecting the WJ-HD500 Digital DiskRecorder.WJ-HDEUnitExtensionHDDHDD21OPERATE LED WILL CHANGE TO ORANGEIF THE INSIDE TEMPERATURE EXCEEDS OR FALLS BELOW THE LIMIT.OPERATE Front View Rear ViewSCSI IDTERMINATOR-+1GNDONOFFSIGNALAC IN POWEREXT IN COPY INEXT OUTGNCTHERMAL ERROR OUTONOFFHDDINSTALLEDNOT INSTALLED