Stylus Pro 4880 Field Repair Guide 1/17/08
Cartridge Release Lever Repair Printer Component, Software Item, LCD Display, Printer Button  Page 36.
Cartridge Release Lever Repair
1. Remove the Ink Bay.
2. Ensure that the Gears and Spring are in the positions shown. (This is the Cartridge released, and 
the Valves closed position)
Ensure that the Valve Open/Close 
Cam is fully seated in the Interlocks.
3 Gear positions to check.
Spring position