Service Parts Disassembly 8-139
Paper Size Switch
1. Remove the Tray.
2. Open the Top Cover.
3. Remove the Right Rear Cover (page 8-15).
4. Remove the Card Cage Fan Duct (page 8-114).
5. Remove the LVPS enclosure (page 8-121).
6. Release the 2 hooks that secure the Paper Size Switch Holder to the frame. The
four springs are attached to the holder.
7. Disconnect the Paper Size Switch from the Motor Driver Board PSIZE
connector.
8. Release the size switch harness from the 2 cable clamps, and then carefully draw
the harness into the tray cavity.
9. Remove the Paper Size Switch and holder from the front of the tray cavity.
Hooks
Paper Size Switch
s7400-51