This works but you lose your recordings.
Front Panel Reset (Reformat HDD)
Attention: this will unfortunately cause your recordings to be lost.
Remove power to the unit by removing the power cable from the back of the DTR.
2. Wait 20 seconds and restore the power cable while holding in the standby/power on button on the front panel of the DTR.
3. Release the standby button immediately you see a light ?blip? on the DTR front display and then immediately press the following front panel arrow buttons quickly and in the sequence Up>Down>Left>Right
4.The DTR will now show the Orange LED with the Green LED flashing until the format has been completed in about 60 seconds. The DTR will return to ON automatically.
5. If requested, perform a channel scan to complete the operation
Lee Knight
May 2009