IBM 4332-004 - InfoPrint 40 B/W Laser Printer User Manual page 168

c. Hold the new transfer roll by its orange tabs, and position the transfer
d. Push the handles down to lock the transfer roll into place.
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Infoprint 32 and Infoprint 40: User's Guide
roll with the gear toward the rear of the printer. Press down to snap
the new transfer roll into place.
Attention: Be careful not to touch the surface of the new transfer roll.