Ricoh FT7770 Service Manual page 190

9. Remove the lower right cover and fix the paper trays with studs [A].
Reinstall the lower right cover.
10. Fix the DF, left front door, and right front door with strips of tape.
11. Remove the copy tray or sorter.
12. Remove the original tray (2 screws).
13. Remove the option tray, if installed.
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30 April, '89