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KONICA MINOLTA 8050/CF5001/C500/8150 Field Service Ver.3.0 Dec. 2004
12. If any trouble should be found, an error code is
displayed for each cause. Repair the error
referring to the below.
• Error 1: Improper positioning of the chart.
• Error 2: The setting direction of a chart is
upside down.
Improper positioning of the chart.
• Error 3: A chart pattern cannot be detected.
A different type of chart.
• Error 4: Adjustment is impossible.
Software bugged.
• Error 5: Not within the standard value.
Re-adjust it.
• Error 6: Nonvolatile data abnormality.
Check the installation of memory
board.
• Error 7: Memory other than those specified is
accessed.
Software bugged.
• Error 8: Memory related error.
Software bugged.
• Error 9: Program error—Software bugged.
• Error 10: The chart is skew.
Improper positioning of the chart.
• Error 11: Image header information read error.
Software bugged.
• Error 12: RGB data abnormality.
Chart is wrong, or software is bugged.
• Error 13: Argument set error.
Software bugged.
• Error 31: Sensor value abnormality - Re-adjust
it.
• Error 51: Regression calculation abnormality -
Re-adjust it.
• Error 52: Array number overflow - Software
bugged.
• Error 53: Regression order abnormality - Soft-
ware bugged.
• Error 54: Selected screen information abnor-
mality - Software bugged.
• Error 55: Color information abnormality - Soft-
ware bugged.
13. "Printer gamma sensor adj. screen"
Press the [Adj. data reset] key if you want to
return to the factory default data.
Press the [YES] key to reset the adjusted
printer gamma sensor data and return to the
factory default data.
Press the [NO] key to return to the "Printer
gamma sensor adj. screen" without data reset.
14. Press the [PREVIOUS SCREEN] key to return
to the "Printer gamma adjustment menu
screen."
(3) Printer screen gradation adjustment
Adjust a tone jump (in which gradation is not contin-
uous).
a.
Procedure
1. Enter the 36 mode.
2. "36 mode menu screen"
Press the [3. Image quality adjustment] key.
3. "Image quality adjustment menu screen"
Press the [2. Printer gamma adjustment] key.
4. "Printer gamma adjustment menu screen"
Press the [3. Printer screen gradation adj.] key.
5. "Printer screen gradation adj. (Y) screen"
For the printer screen gradation adjustment,
the following items are provided.
"Printer screen gradation adj. (Y)"
"Printer screen gradation adj. (M)"
"Printer screen gradation adj. (C)"
"Printer screen gradation adj. (K)"
6. Press the [COPY SCREEN] key.
7. Set the A4 or 8.5 x 11 paper in the bypass tray
and press the START button to output a test
pattern.
8. Five sheets of test pattern are automatically
outputted. Check them to see if there is a tone
jump found in them.
1-87
36 MODE
1
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