Canon imageRUNNER ADVANCE 4551i Service Manual page 301

3. Open the lower part of the Controller Box [1].
• 4 Screws [2]
NOTE:
Close the stopper [3] first when closing the Controller Box [1].
4. Disconnect all the connectors [1].
• 9 Wire Saddles [2]
[2]
4x
[1]
5x
9x
[2]
288
4. Disassembly/Assembly
[2]
[3]
[1]