Color Shift; Iu Lot No; Lph Status - Konica Minolta Bizhub C350 Service Manual

bizhub C350 Field Service Ver. 2.0 April 2004
4.12.9

Color Shift

Functions • To check each of C, M, Y, and Bk for color shift amount.
• The data is updated after a color shift correction has been made or color shift adjust-
ment has been completed.
Use • Use for check when color shift is evident.
Setting/ • For each of C, M, Y, and Bk, the color shift amount (in X and Y directions) at two loca-
Procedure tions (one at the front and the other in the rear) and the difference in color shift
amount between the front and rear (X and Y directions) are displayed.
• Display unit: dots
• The shift amount is displayed with reference to Bk for C, M, and Y, and that for Bk is
displayed with reference to an ideal position.
4.12.10

IU Lot No.

Functions • To display the 10-digit lot number for each of C, M, Y, and Bk IUs.
• The lot number data is stored in EEPROM of each IU.
Use • Use for checking the IU Lot No.
Setting/ • The IU lot number is displayed even with the Front Door opened; however, the display
Procedure is blank, since the machine is unable to read the lot number when the Power Switch
is turned ON with the Front Door open. Nonetheless, the lot number will be displayed
when the Front Door is closed.
(The engine obtains the IU lot number information when the Front Door is closed.)
4.12.11

LPH Status

Functions • To check various information on each of the C, M, Y, and Bk LPHs
Use • Use for checking the LPH Status.
Setting/ • LPH Lot No.: LPH lot number (8 digits)
Procedure • Average Exposure: Average light intensity
• X: Print width accuracy
• Y: Linearity accuracy
• Z: Focus accuracy
• FFT Rank: Print width rank
• LPH Rank: 0 to 5
• If any one change is made from the default value as a result of LPH chip-to-chip cor-
rections, an asterisk "✻" is displayed beside the color identification (C, M, Y, and Bk)
on the screen.
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