IBM 1800409-001A - Manual (Page 329)

2. Locate the manual-feed platform: it’s a black plastic tray at
the top of the media-cassette slot.
3. Remove the manual-feed platform by lifting it up and forward
at the front until it drops out (fig. 9.2).
Fig. 9.2 Remove Top Tray of Cassette Slot
Chapter 9
T r o u b l e s h o o t i n g 9 - 7