- 171 -9. TroubleshootingIf an Error Message is Displayed on the Operator PanelIf an error occurs in this machine, an error message and/or an error code (a 3-digit number)is displayed on the touch panel and (STATUS) on the operator panel blinks or lights up.Press [Details] and clear the error following the onscreen instructions.• Error Message ListIf you are not sure how to solve a problem, enter the error message or error code into "ErrorMessage List", and then check the error cause and its solution.Error Message ListWait a moment. Network initializing ...The network is being initialized.Wait for a while until the machine connects to the network.Checking File SystemFile system in a flash memory device is being checked. Wait for a while.Inspection is required. PU Flash ErrorTurn the machine off, and then back on. If the same error occurs, contact your dealer.Inspection is required. PU Communication ErrorTurn the machine off, and then back on. If the same error occurs, contact your dealer.Offline ModePress [Print] > [Online] on the touch panel. The (STATUS) button turns off when the machine turns online.Data present.Data remains unprinted.Deleting data.The job was cancelled or user is unauthorized.Warming up.The machine is adjusting the temperature of the fuser unit. Wait for a while.Preparing ...Color registration and density are being adjusted. Wait for a while.