9 Troubleshooting RJ-901C/RJ-900C Maintenance Manual9-329.2.6 Error Messages During File TransmissionThis section describes the error messages displayed when sending backup parameters and firmware usingdedicated online software, as well as their recovery actions.Table 9-8 Error Messages During File TransmissionNo. Message Event/symptomCheck item Action Reference1 Transfer failedData formaterrorFirmware dataformat isinappropriate.Check if transferredfirmware is anappropriate file.After confirming it,install firmware again."7.3.5FirmwareInstallation"p.7-152 Transfer failedAborted by theHOSTCancel buttonon PC has beenpressed.- Transfer firmwareagain.3 Transfer failedData timeoutCommunicationtime-outoccurred.Check connectionbetween plotter and PC.After resolvingproblem, transferfirmware again.4 Transfer failedCheck-sumerrorFile checksumerror.- 1. Transfer firmwareagain.2. If error message isstill displayed,check if transferredfirmware is anappropriate file.5 Transfer failedIncompatibleF/WIncompatiblefirmware.Check if program file isappropriate.After confirming it,install firmware again."7.3.5FirmwareInstallation"p.7-156 Transfer failedFlash eraseerrorROM eraseerror.Board may be defective. Replace board. "4.3.3ReplacingMain BoardAssembly"p.4-217 Transfer failedFlash writeerrorROM writingerror.8 Transfer failedFlash compareerrorROM writingerror.9 Transfer failedFlash error FFFROM writingerror.