Canon Perfect Binder A1 Troubleshooting Manual page 18

- The screws firmly fixed with adhesive on the rear side of the device
Remove the mount and confirm the screws [4] shown in the photo below:
<Information lacked in the technical materials>
B) Adjusting the spread glue amount in service mode and [Fine adjustment of spread amount of glue in perfect binding] in user
mode.
[Fine adjustment of spread amount of glue in perfect binding] in User Mode (Additional Functions> System Settings> Device
Settings) is to execute fine adjustment of spread amount of glue that is indicated in the service mode (GLU-AMT1 to 6). The table
below shows the relationship between 6 levels of service mode and 4 levels of user mode:
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