45584901TH Rev.1
5-42 /
Oki Data CONFIDENTIAL
[F110] Communication error between system-CPU and scanner-CPU
[F111] scanner response abnormality
Classification
Error content
Communication related
service call
[F110] Communication error between System-CPU and Scanner-CPU
[F111] Scanner response abnormality
Check item
Measures
SU board
• Check if the harness connecting the SU board and CU board is
disconnected or open circuited.
• Check if the conductor pattern on the SU board is short circuited or
open circuited.
CU board
Check if the conductor pattern on the CU board is short circuited or open
circuited.
Parts to be replaced
Remark
SU board
CU board