Chapter C - HELP & ERROR MESSAGES
Planmeca ProMax C-17
ERROR MESSAGES
Technical Manual
3.8 Infrastructure errors (9xx)
Error
code
Explanation Comments
E901 Checksum error in Main program FLASH, Low Block Restart the ProMax X-ray unit.
E902 Main program FLASH, High Block Update the ProMax X-ray unit
software version.
E903 Memory Expansion module FLASH Update the ProMax X-ray unit
software version.
E904 RTC PCB memory problem Check the RTC PCB cabling and
the battery.
E905 Tube head FBK PCB memory error Check the cabling and the
functionality of the FBK PCB.
E906 PAN DEC memory problem Change the cable / PSU PCB.
E907 CEPH DEC memory problem Change the cable / PSU PCB.
E908 Autofocus module problem (reserved)
E911 RAM errors DATA RAM BIT ERROR (even bank) Check the CPU PCB and cabling.
E912 DATA RAM BIT ERROR (odd bank) Check the CPU PCB and cabling.
E913 FPGA register RAM error Check the CPU PCB and cabling.
E914 CPU internal RAM error Check the CPU PCB and cabling.
E915 RTC RAM error
(latest settings not stored in memory)
Check the RTC PCB and cabling.
E921 Program structure
errors
Stack overflow Restart the ProMax X-ray unit.
E922 Out of RAM Switch off the X-ray unit and
update the ProMax X-ray unit
software.
E923 Watchdog reset Switch off the X-ray unit and
update the ProMax X-ray unit
software.
E924 Unimplemented opcode trap Switch off the X-ray unit and
update the ProMax X-ray unit
software.
E925 Illegal program vector Switch off the X-ray unit and
update the ProMax X-ray unit
software.
E926 Unexpected reset Restart the ProMax X-ray unit.
E927 PathSolver out of memory Recalibrate the layer light.
E928 PathSolver cannot solve trajectory Switch off the X-ray unit and
move the arms closer to the
patient support table.
E929 DSP program error (reserved)
E931 Hardware errors RTC / CPU clock runs at wrong speed Check the functionality of the
RTC PCB, the cable and the
battery.
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