Description: Memory failure
An error occurs in reading/writing the nonvolatile memory on MCU Board Assy.
Remedy: 1. Any other electric appliances; generators, radiotransmitter, etc., within three meters from the printer? In such a case, noises from them may cause an error in reading/writing; therefore, change the location of them or turn them off. 2. MCU Board Assy itself has abnormality. Replace MCU Board Assy.
Code: E998
Description: Engine communication error
Communication between Main Board Assy and MCU Board Assy has abnormality.
Remedy: 1. Any other electric appliances; generators, radiotransmitter, etc., within three meters from the printer? In such a case, noises from them may cause an error in reading/writing; therefore, change the location of them or turn them off. 2. Connection between Main Board Assy and MCU Board Assy correct? 3. Replace Main Board Assy. 4. Replace MCU Board Assy.