6-11
Confidential
■ Scanning and Printing Check
Scan the test chart TC-023 with ADF, and make sure there are no problem of the
printed image.
Make sure there are no problem of the ADF, scanner unit and the performance of
recording part.
■ ROM Version Check (Maintenance Mode: Code 25)
Refer to "4.9 ROM Version Check (Function code 25)" in Chapter 7, check whether it is
the most recent ROM.
■ Operational Check of Fans (Maintenance Mode: Code 78)
Refer to "4.19 Operational Check of Fans (Function code 78)" in Chapter 7, make sure
there are no problem of the operation of the fan.