Operation Panel closed open the operation panel then press ok 1240 error code canon g6040 printer - YouTube
Scan from Display Panel on a Canon imageCLASS Printer w/ 5 inch touchscreen - YouTube
Canon Support Code 1240 - How To Fix? - YouTube
Canon Knowledge Base - Support Code 1240 Displayed - TR7520 / TR8520
Canon Knowledge Base - Main Components of the Printer - TR4720 (Operation Panel)
Operation Panel - Canon - MF269dw / MF267dw / MF264dw - User's Guide (Product Manual)
Canon : Inkjet Manuals : GM4000 series : Copying
Canon : PIXMA Manuals : TS5000 series : Copying
Canon : Inkjet Manuals : GM4000 series : Copying
Canon Knowledge Base - Using the Operation Panel - TS9120
Canon Knowledge Base - Front View - TS5120
Canon Knowledge Base - Main Components of the Printer - G7020 (Front View)
Canon Knowledge Base - Front / rear / inside / operation panel view (MP140)
Canon Knowledge Base - Using the Operation Panel - TS9120
Canon Knowledge Base - Loading Paper in the Cassette - G6020
Open Operational 1240 Press Ok error solved. - YouTube
Open Operational 1240 Press Ok error solved. - YouTube
Canon : Inkjet Manuals : G7000 series : Operation Panel
Operation Panel - Canon - imageCLASS MF455dw / MF453dw / MF452dw / MF451dw - User's Guide (Product Manual)
Canon : Inkjet Manuals : G6000 series : Front View
Canon Knowledge Base - Main Components of the Printer (Operation Panel) - GX5020
Canon Knowledge Base - Clean the Paper Feed Roller from the Operation Panel - G2270
Canon Knowledge Base - Main Components of the Printer (Operation Panel) - TR8620
Canon : PIXMA Manuals : TS6000 series : Copying
Canon : Inkjet Manuals : G600 series : Operation Panel
Canon Support Code 1240 - How To Fix? - YouTube
Canon Knowledge Base - Using the MG7120 Operation Panel
Canon : Inkjet Manuals : G6000 series : Operation Panel
