Chapter 33-10Turn the main power off, and after 10 seconds, turn it on again.(5) The registered license will be validated when the power supply of the device itself isturned on once again.At the first reboot after the license key registration, in some cases, it might take 30 min. ormore in order to initialize the data in HDD. If the data erasing method of HDD of the deviceis set to "Overwrite random data 3 times", it might take longer than the cases above. Makesure not to turn off the power supply when the message, "Remaining data that is not neededis being erased. Do not turn off the main power.", is displayed.(6) When the device starts normally, press counter key and then press the deviceconfiguration to check if the security kit is displayed in the space of options. Then, set theService mode at user's request.3.3.3 Setting the Service mode 0008-2981When this kit is installed, the Service mode needs changing in response to the user's request.1. Changing the setting of "Complete erasing of HDD"Change the setting of complete erasing of HDD at user's request.- Service mode level 2COPIER>OPTION>USER>HDCR-DSPSet value1: Overwrite NULL data one time2: Overwrite Random data one time3: Overwrite Random data three timesDefault value: 1Note:As the value is set higher, the security level becomes higher while the performance levelbecomes lower.2. Switching the key of "Job history display ON/OFF" between display and notdisplaySwitch the key of "Job history display ON/OFF" between display and not display.- Service mode level 2COPIER>OPTION>USER>LGSW-DSP