Ricoh Taurus-C1a Technical Bulletin page 317

Model:
Taurus-C1/P1 (D074/D075/M044)
Then change the density as shown below.
8. Check the image quality. Make sure there are no image defects possibly caused by
foreign materials in the laser unit. If the test pattern exhibits an image defect (for
example, white lines), take out the affected laser unit and check for any foreign
substances on the mirrors, the lenses, or the toner shield glass. It is recommended to
first check the toner shield glass.
9. Execute SP3011-004 (Full MUSIC) to complete the procedure.
echnical
T B
ulletin
Date:
20-Jul-12
PAGE: 9/9
No.:
RD074081