Remedy: 1 Initial setting: • Remove all the optional units and modules related to the electrical system and bring the printer back to the standard status. • Check if all connectors are properly connected to the CONTROLLER PWB. Replace or reinstall the relevant part. • With the tool: Go to step 2. • Without the tool: Go to step3. 2 Initializing the MCU PWB: • By using the DIAG command, execute “Slave Initialize”. Turn the power off once and on again. Does the printer operate normally? Problem solved. Go to step 3. 3 Replacing the relevant unit: • Replace the CONTROLLER PWB. Replace or reinstall the relevant part. Problem solved.
Code: 998
Description: Engine communication error
Remedy: 1 Initial setting: • Remove all the optional units and modules related to the electrical system and bring the printer back to the standard status. • Check if all connectors are properly connected to the CONTROLLER PWB. • Reinsert the DIMM. Replace or reinstall the relevant part. Go to step 2. 2 Improving the CONTROLLER PWB Environment: • Update the program to the latest one in the DIMM.ÅB Replace or reinstall the relevant part. Go to step 3. 3 Replacing the CONTROLLER PWB and Performing Checks: Does the problem still occur after replacing the MCU PWB with a normal one? - Problem solved.