EXPOSURE ADJUSTMENTS. Sharp DM-3551, AR-4551

EXPOSURE ADJUSTMENTS

Select the exposure mode to be consistent with the type of originals to be copied. The selections are AUTO, TEXT,

TEXT/PHOTO and PHOTO.

AUTO

EXPOSURE

0

The automatic exposure mode is the default initial setting for this machine. In this mode, the characteristics of an original being copied are

“read” by the exposure system, and exposure adjustments are made automatically. To select an exposure mode more suitable for originals to be copied or to adjust the exposure manually, follow the procedure below.

exposure adjustment

1 Touch the [EXPOSURE] key.

0

AUTO

EXPOSURE

AUTO

8 1

/

X

11

2 Select [TEXT], [TEXT/PHOTO] or [PHOTO] based on the original to be copied.

TEXT

TEXT

/

PHOTO

PHOTO

NOTE

Exposure mode selection

TEXT: This mode is useful for producing dark text copies with minimum background.

TEXT/PHOTO: This provides the best balance for copying an original which contains both text and photos. This mode is also useful for copying printed photographs.

PHOTO: This mode provides the best copies of photographs with fine details.

3 Adjust the exposure level.

1

3

5

Touch the key to make darker copies. Touch the

key to make lighter copies.

NOTE

Exposure levels in the text mode

1 to 2: Dark originals such as newspaper

3: Normal density originals

4 to 5: Originals written with pencils or light color characters

After adjusting the exposure, follow any of the copying procedures.

To return to the automatic exposure mode, touch the

[EXPOSURE] key and select [AUTO]. The automatic exposure level can be adjusted using a key operator program. (page 33)

15 copy-2_Ep.P65

15 2/04/01, 19:17