Toshiba e-STUDIO 2555C Service Manual page 454

Multifunctional digital color systems

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Place the patch chart for adjustment printed in step (2) face down on the original glass.

Place the chart aligning its side with 2 black squares against the original scale.

Key in a code and press the [START] button.

→ The scanner reads the chart automatically and performs automatic gamma adjustment

calculation (approx.30 sec.).

Item to be adjusted

Automatic gamma

When the adjustment has finished normally, press the [OK] button to have the adjustment results

(To cancel the reflection of adjustment results, press the [CANCEL] button.)

In the case of an abnormal ending, "ADJUSTMENT ERROR" is shown.

Press the [CANCEL] button to clear the error display. When it is cleared, the control panel display

will return to the ready state. Then, check if the patch chart on the original glass is placed in the

wrong direction or if it is placed inclined on the original glass, and then repeat step (3) and

To select the paper type for the automatic gamma adjustment in user calibration, change the

code below to "1". (copy/print)

0: No paper selecting buttons displayed

1: Paper selecting buttons displayed. (For both Copy and Printer)

e-STUDIO2555C/3055C/3555C/4555C/5055C

SETTING / ADJUSTMENT

When the reproduction of gradation is not appropriate, the gradation

reproducibility of all colors Y, M, C and K can be corrected by

performing this automatic gamma adjustment. The result of 7869 is

applied to all paper types. The result of 7871 is applied to the

specified paper type.

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