Do c u Co l or 8 00 0 /7 00 0 O pe ra to r M a nu a l3-5 03. A c c e s s or ie sStapling capacity for different paper types and weightsFollowing is the staple capacity for various types and weights ofpaper.* 221 to 300 g/m 2 paper, either coated or uncoated, cannot bestapled. These weights will be stacked in the Top Tray.TIP: The Offset Stacker/Stapler Tray may be limited to amaximum of 50 staple sets. In order to avoid system shutdown orjams, ensure that small staple set jobs do not exceed 50 sets.Before you send a stapled-print job to the machine, enable theoffset jobs feature; this will improve tray capacity.Unloading the stacker/staplerTo ensure consistent quality, unload sets of less than four sheetsand lighter weight paper after 50 sets are made, or when the curlof the sets inhibits the ability of the sets to exit the stacker/stapler.When the Stack Tray is full, Fault Code 112-550 appears in themessage display on the stacker/stapler. The digital press UIdisplays a message, “Unload the Main Tray of the Finisher.”The stacker/stapler continues to stack sheets into the Stack Trayafter the message appears, but excess sheets may have adegraded stacking quality. For best performance, unload the traywhen 2,000 sheets have been stacked.Paper Weight Coated Uncoated Mix Sizes64–80 g/m 2 50 50 No81–105g/m 2 42 42 No106–135 g/m2 31 31 No136–186 g/m2 26 26 No187–220 g/m2 18 18 No221–300 g/m2 No * No * NoTransparencies No No No