• Code: 0500
• Description: Drive lock detection by engine firmware The main motor was left rotating when monitoring it in the regular interval. (monitored also during the maintenance mode)
• Remedy: Main/Engine PWB Turn the power switch off and on If not corrected, replace the main/ engine PWB.

• Code: 0510
• Description: High voltage remote control error detection It was detected that the high voltage remote signal (synchronized with the feed motor remote) is on while the drum is not driven
• Remedy: Main/Engine PWB Turn the power switch off and on If not corrected, replace the main/ engine PWB.

• Code: 0530
• Description: Backup task error detection The time for the backup task not being in operation is 30s or more
• Remedy: Main/Engine PWB Turn the power switch off and on If not corrected, replace the main/ engine PWB.

• Code: 0540
• Description: Unexpected engine firmware control detection? (Preventing the solenoid from continuously being on) The solenoid was continuously on for the specified time or more
• Remedy: Main/Engine PWB Turn the power switch off and on If not corrected, replace the main/ engine PWB.

• Code: 0800
• Description: Print sequence error The printing sequence jam (JAM010X) occurred twice consecutively.
• Remedy: Main/Engine PWB Turn the power switch off and on If not corrected, replace the main/ engine PWB.

• Code: 0840
• Description: RTC error Communication with the RTC has failed The RTC data mismatch such as dead battery
• Remedy: Battery on the main/engine PWB Check it and repair it if it is faulty.
  Main/Engine PWB Replace the main/engine PWB.

• Code: 0970
• Description: 24V power down detect The power shutoff was detected by the controller
• Remedy: Interlock switch Check that the interlock switch is turned on properly by the front cove.
  Low voltage power supply PWB Check if there is defective connection in the connector of the low voltage power supply PWB, and then check the 24V output from the main/engine PWB (YC20-1, 2,3). If not, replace the low voltage power supply PWB.
  Main/Engine PWB Replace the main/engine PWB and check the operation.

• Code: 1810
• Description: Communication error with the paper feeder (1st PF) No paper feeder was detected after the paper feeder connection was detected at power-up
• Remedy: Paper feeder Check the wiring connection status with the main unit, and if necessary, reconnect it.
  PF main PWB 1. Confirm that the wiring connector is firmly connected, and if necessary, connect the connector all the way in. PF main PWB - Main/engine PWB (YC17) 2. If the wiring is disconnected, shortcircuited or has a ground fault, replace the wire. 3. Replace the PF main PWB.
  Main/ Engine PWB 1. Check the engine firmware and upgrade to the latest version if necessary. 2. Replace the main/engine PWB.