Stylus Pro 4000 Field Repair Guide 4/28/05
Print Head Slant Adjustment (CR) Printer Component, Software Item, LCD Display, Printer Button Page 170.
3. Loosen the 4 indicated Screws 1/4 turn.
4. Move the Carriage back to the capped position.
5. Click on the Print Button, the alignment pattern will be printed.
Loosen these 4 Screws 1/4 turn.