Measures to take when alert occurs: The main body and the option stop immediately.
Estimated abnormal parts: Printer control board (PRCB)
Correction:
Turn OFF/ON the power switch (SW2) of the main body when releasing an abnormal condition.
Note: The message "Please turn on power again" is displayed on the touch panel.
Solution:
- After turning OFF the sub power switch, turn OFF the main power switch and unplug the power plug. Restart the main body after 10 seconds.
- Check the connection status of PRCB connector, and repair it if any abnormality.
- Replace PRCB.