Olivetti d-color MF651, Service Manual, Page: 639 / 1053

Field Service Ver. 2.0 Jul. 2009 12. SERVICE MODE
579
ADJUSTMENT
/ SETTING
12.13 Test Mode
• To check the image on the printer side by letting the machine produce various types of
test pattern. It also tests the printing operation in running mode, as well as the fax trans-
mission.
• The machine searches through the paper sources in the order of tray 2, tray 3, tray 4,
and tray 1 for paper of the maximum size for printing.
12.13.1 Procedure for test pattern output
1. Touch [Test Mode] to display the test mode menu.
2. Touch the desired test pattern key.
3. Set up the desired functions and press the Start key.
12.13.2 Gradation Pattern
A. Use
• To produce a gradation pattern.
• Used for checking gradation reproducibility.
<Test pattern>
B. Procedure
• # of Print (“1” to 999)
• Select “SINGLE” (single copy) or MULTI (multi copy).
• Select FEET or “HYPER”.
• Select”1-Sided”, 2-Side1 or 2-Side2.
2-Side1: The same pattern is printed on both front and back sides.
2-Side2: The front side is blank and the pattern is printed on the back side.
• Select “Gradation”, Resolution or Error diffusion if HYPER has been selected.
• Select “12 Gradations”, 24 Gradations or 256 Gradations.
• Select the color mode.
“ Cyan”, Magenta, Yellow, Black (4PC), CMYK, 8Color, 4Color, Black (1PC)
Black (4PC): Uses four colors.
Black (1PC): Uses one color of black.
NOTE
• When 24 Gradations or 256 Gradations is selected, [8 Color] or [4 Color] is not
selectable in color mode.
A0P0F3C518DA
SINGLE
HYPER
Gradation
Cyan
Y110571-1 Service Manual