Canon imageRUNNER ADVANCE C5255 Series Service Manual page 1192

2) Clean the affixing side (Controller Box Frame) with lint-free paper moistened with alcohol.
3) Affix the IA Harness Protection Sheet to the Main Controller PCB 1.
NOTE:
• Because the working space is limited, use scale, etc. for cleaning.
• After affixing the I Harness Protection Sheet, be sure to press it with scale, etc. to prevent
coming off.
4) Remove the 1 screw and install the PCB Spacer. (Removed screw is used in the procedure
6))
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Installation > Serial Interface Kit-K1/K2 / Copy Control Interface Kit-A1 > Installation Procedure > Installing the Serial Interface Kit-K1/K2
5) Connect the RS Conversion Cable to the Serial RS Conversion Board.
Affixing Side
6) Install the Serial RS Conversion Board.
• 1 Screw (which was removed in the procedure 4))
• 2 Washers
• 2 Hexagonal Screws
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• 1 Connector
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