HP 5550 User Guide - Page 117

Thick Stock Paper thicker than 90 g/m2 (24 lb bond) is referred to as thick stock. Test all thick stock to ensure acceptable performance and to ensure that the image does not shift. Capacity Tray 1 Up to 20 thick stock sheets, depending on (Manual Feed their thickness. Tray) Tray 2/3/4 Not supported Orientation Face down Driver Thick 1 (91-150 g/m2) Media Type Thick 2 (151-210 g/m2) Weight 91-210 g/m² (25-55.9 lb bond) Duplexing Not supported Glossy Mode ON/OFF Supported " Glossy mode is Disabled at Grayscale (Color Mode), or Duplex Print. " Banner Paper Weight: 127-160g/m2 Width: 216mm Length: 357-1200mm DO NOT use thick stock that is „ Mixed with any other media in Tray 1 (as this will cause printer misfeeding) Envelopes Print on the front (address) side only. Some parts of the envelope consist of three layers of paper-the front, back, and flap. Anything printed in these layered regions may be lost or faded. Capacity Tray 1 Up to 10 envelopes, depending on their (Manual Feed thickness Tray) Tray 2/3/4 Not supported Orientation Face down Driver Envelope Media Type Weight 91-163 g/m² (25-43 lb bond) Media Types 103