IBM 1800409-001A - Manual (Page 68)

6. Remove the black light-shield paper from the OPC belt by
pulling the tab on the front as shown in figure 2.27 and pulling
the paper straight out of the printer.
NOTE: If the light-shield paper doesn’t slide out easily or if
it should begin to tear, pull the OPC belt cartridge a little
farther out of the printer and try again.
Fig. 2.27 Remove the Light-Shield Paper
Chapter 2
2 - 3 6 I n i t i a l P r i n t e r S e t u p