Canon imagePRESS C850 Series Troubleshooting Manual page 30

1-4) Remove three screws [1] and remove the escape tray cover [2].
1-5) Tray 1 [1] below the grate-shaped upper guide [2] (For how the tray is moved, see the steps under "Removing the Tray 1.").
1-6) Remove five screws [3] and remove the grate-shaped upper guide [2].
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