March 2005 © TOSHIBA TEC e-STUDIO520/600/720/850 TROUBLESHOOTING
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3) Moire/lack of sharpness
Fig.5-3
Moire
Lack of sharpness
Defective area Step Check items Prescription
Density reproduction 1 Check the reproduction of the image
density.
Adjust the density.
Parameter adjustment
value
2 Check the image processing param-
eters.
Check the adjustment value for
sharpness.
Printer section 3 Check test print image (04-113). When defects occur, perform the cor-
responding troubleshooting proce-
dure.
Defective area Step Check items Prescription
Density reproduction 1 Check the reproduction of the image
density.
Adjust the density.
Parameter adjustment
value
2 Check the image processing param-
eters.
Check the adjustment value for
sharpness.
Printer section 3 Check test print image (04-113). When defects occur, perform the cor-
responding troubleshooting proce-
dure.
4 Check the image processing param-
eters.
Check the encircled areas A and B in
the image, and change the sharp-
ness intensity in the sharpness
adjustment mode.
Feeding direction
A B