Ricoh SP 8400DN Field Service Manual page 2078

1.Replacement and Adjustment
10. Disconnect the ground wire [A] of the main board ( x 1).
11. Disconnect the connectors shown below ( x 8).
12. Pull out the harnesses disconnected in step 11 to the right side of the finisher through the hole [A].
13. Remove the harness from the clamps ( x 4).
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