Canon LBP7780CX User Manual page 107

Check !
Checking if the packing materials are removed
Check that the following packing materials are completely removed.
*
Make sure that all the orange tape is completely removed.
Close the covers and set the paper drawer after you finish checking.
Next, perform one of the following procedures.
If you want to use the printer with optional accessories installed
Install the optional accessories before installing the printer.
"Installing the Paper
"Installing ROM"
"Installing SD Card"
If you want to use the printer without optional accessories installed
Install the printer.
"Installing the Printer"
Feeder"
Dispose of the left packing materials according to local
regulations.