Toshiba 351C, 451C, e-STUDIO281c manual To Adjust the Copy Image Quality in Black Mode

2. Copier-specific Adjustments

2.16.1 To Adjust the Copy Image Quality in Black Mode

(1) Enter adjustment mode [05]. Increase the value for code [648] to increase the copy density of text. (To improve faint, smudged text or thin lines)

•Initially, set a value larger than 180 for code 05-648. Copy and check the copy image quality. Next, finely adjust the value, in accordance with the original density. Up to 255 can be set for this code.

Original mode		[05] code	Value recommended	Acceptable		Default
				value range
Text/Photo	05-648		Approx. 180	0 to 255	30

2.16.2 To Adjust the Copy Image Quality in Full Color Mode

(1) Enter adjustment mode [05]. Change the values for codes [1630 to 1633] to adjust the maximum color density of text.

Color to be	[05] code	Value recommended	Acceptable	Default
adjusted			value range
Y	05-1630
(Yellow)		Set a value larger than 5 to
M	05-1631
		increase the density.
(Magenta)			0 to 10	5
C	05-1632	Set a value smaller than 5 to
(Cyan)
		decrease the density.
K	05-1633
(Black)

*Set the value in increment of 1, while checking the copy image until the optimum value is obtained.

‰Cautions after the completion of the adjustment

The adjustment may possibly cause degradation in the image quality. For instance, if the density of text is increased, noise may possibly occur around the text on the copy. If the density is decreased, the text may look faint. Therefore, carefully perform the adjustment, while checking the copy image.

e-STUDIO281c/351c/451c 2.16