Service Manual
Page 12
... Host VBUS overcurrent [9000] The USB Host VBUS is not proper. Logic board ass'y Valve sensor [6C00] An error occurred in the under guide. position sensor error - Carriage motor - Carriage lift sensor unit AP position [6A00] An error occurred in the LF encoder signal. Motor driver [6D00] The AD conversion value indicating the motor...
... Host VBUS overcurrent [9000] The USB Host VBUS is not proper. Logic board ass'y Valve sensor [6C00] An error occurred in the under guide. position sensor error - Carriage motor - Carriage lift sensor unit AP position [6A00] An error occurred in the LF encoder signal. Motor driver [6D00] The AD conversion value indicating the motor...