Canon imagePRESS 1135 Series Service Manual page 1544

7) Remove the 4 spacers and the 4 cushion bushes from the HDD support plate. (The removed spacers and cushion bushes will be used in step 18).)
9) Install the SATA-iVDR plug connector in the HDD.
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Installation > Removable Hard Disk Kit-AA1 > Installation procedure
10) Remove the tapes and package members on the external of RHDD unit.
11) Remove the screw of the RHDD unit rear plate. (The removed screw will be used in step 40).)
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9 Installation > Removable Hard Disk Kit-AA1 > Installation procedure
8) Install the HDD support plate in its original
place in the host machine.
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