Technical Explanation > Main Controller > Security Function (Encryption Key, Certificate and Protection of Password) > Works to be Done Before and After Introduction

CAUTION: Causes of restoration failure

In the following cases, a message indicating that the restoration has failed and its cause

are displayed. Take appropriate measures.

• No USB flash drive is connected.

• Two or more USB flash drives are connected.

• A secured USB flash drive is connected.

• The USB flash memory contains no TPM key.

• The TPM key on the USB flash memory is not for the target machine.

• The entered password does not match.

• "Initialize All Data/Settings" is executed after backing up the TPM key.

• Flash PCB is faulty.

Technical Explanation > Main Controller > Security Function (Encryption Key, Certificate and Protection of Password) > Works to be Done Before and After Introduction

● Disabling of the Function

CAUTION: Points to note at disabling the function

To stop the operation of TPM, Initialize All Data/Settings needs to be executed. Since

user information on the hard disk is all initialized at this time, be sure to back up the

data before configuring the TPM Setting to "Off".

1) Before deleting the data, back up or export necessary data.

• Data saved in Mail Box

• Data saved in the reception tray (Confidential Fax Inbox/Memory RX Inbox)

• Destination information registered in the address book

• The reading mode registered by the send function

• [Favorite Settings] registered by the copy function, file save/usage functions, and the send

function