77 7-47-4Error Codes > Jam CodesError Codes > Jam CodesCode Detection description RemedyE736 0000Communication errorwith CCU/modem, or noFAX board installed onFAX model.When the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Check the connection of connectors between the MainController Board (J601, J602) and the FAX-NCU Board(J1201, J1204).(2) Replace the connectors between the Main ControllerBoard (J601, J602) and the FAX-NCU Board (J1201,J1204).(3) Replace the FAX-NCU Board.(4) Replace the Main Controller Board.E740 0002Error detection on eitherNetwork Board or MacaddressWhen the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Check the connection of the network cable.(2) Replace the Main Controller Board.E7440002 Language file errorWhen the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.Update the set of the Controller Firmware4000Engine ID error (Invalidengine connection isdetected)When the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Check the DC Controller Board.(2) Update the Engine Firmware.(3) Update the set of the Controller Firmware6000Communication errorwith Wireless LANboard.When the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Replace the Wireless LAN Board.(4) Replace the Main Controller Board.E806 0000Fan Motor cannot rotateat specified revolutionspeed.When the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Replace the Main Fan Unit.(2) Replace the DC Controller Board.E808 0001 Fixing Assembly_EdgeLeft Cooling Fan errorWhen the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Replace the Edge Left Cooling Fan.(2) Replace the DC Controller Board.E808 0002 Fixing Assembly_EdgeRight Cooling Fan errorWhen the same error repeatedly occurs after severaltimes of turning the power OFF/ON, execute the followingremedies.(1) Replace the Edge Right Cooling Fan.(2) Replace the DC Controller Board.T-7-2Jam CodesJam Codes CauseScanner Jam Codes0001H Non-DES sensors.0002H DES Sensor Stationary0094H Initial Stationary0095H Pickup NG0071H Timing errorPrinter Jam Codes0004H Re-pickup Delay Jam0005H Multi-purpose tray pickup delay jam0008H Pickup Stationary Jam000CH Fixing Delivery Delay Jam0010H Fixing Delivery Stationary Jam0014H Internal Paper Jam0018H Door Open Jam001CH Wrap Jam0020H Reversal Delay Jam0021H Reversal Stationary JamT-7-3