Exposure Adjustments - Sharp AR-C172M Operation Manual

EXPOSURE ADJUSTMENTS

This copier has seven exposure modes to choose from: AUTO, TEXT/PRTD. PHOTO, TEXT/PHOTO, TEXT,
PHOTO, PRINTED PHOTO and MAP.
[AUTO]
This is the standard initial setting for this copier. When a black and white copy is made, the exposure is automatically
adjusted to obtain the best image quality. When a full-colour copy is made, the image is adjusted in the same way
as when [TEXT/PRTD.PHOTO] (initial settings) is selected.
[TEXT/PRTD. PHOTO, TEXT/PHOTO, TEXT, PHOTO, PRINTED PHOTO and MAP.]
The exposure can be manually adjusted in 9 steps.
1 Touch the [EXPOSURE] key.
0
INTERRUPT
AUTO
A4
ORIGINAL
AUTO
N
EXPOSURE
AUTO A4
PAPER SELECT
2 Select [AUTO], [TEXT/PRTD. PHOTO],
[TEXT/PHOTO],
[PRINTED PHOTO], or [MAP] depending
upon the original type.
OK
AUTO
TEXT/
TEXT/PHOTO
PRTD.PHOTO
TEXT
PHOTO
PRINTED
MAP
PHOTO
READY TO COPY.
COPY
AUTO
OF COPY
COLOUR TONE
TEXT/
ENHANCEMENT
PRTD.PHOTO
MANUAL
TEXT
PRINTED
PHOTO
5-10
[TEXT], [PHOTO],
A
PA
CO
Example:
The [TEXT/PRTD.PHOTO]
key is selected
NOTES
G G G G Selecting the resolution
Six resolution settings are available for both colour
copying and black and white copying, depending
on the contents of the original.
Original type Contents of the original
Normally this setting is selected. When
a black and white copy is made, the
exposure is automatically adjusted to
obtain the best image quality. When a
AUTO
full-colour copy is made, the image is
adjusted in the same way as when
[TEXT/PRTD.PHOTO] (initial settings)
below is selected.
TEXT/ This mode provides the best balance
for copying an original which contains
PRTD.
both text and printed photographs.
PHOTO
This mode provides the best balance
TEXT/
for copying
PHOTO
contains both text and photographs.
This mode is useful in enhancing
very low density areas of an original
TEXT
or in suppressing unusually high-
density background areas.
This mode provides the best copies
PHOTO
of photographs with fine details.
PRINTED This mode is useful for copying
printed photographs.
PHOTO
This mode is useful to provide the
MAP best shading and fine details found
on most maps.
G G G G Making a copy of a copy
When making a copy of a copy made on this machine,
touch the checkbox for COPY OF COPY to select the
mode. Three resolution settings are available when
this mode is selected: "TEXT/PRINTED PHOTO",
"TEXT", and "PRINTED PHOTO".
G For brighter colours in colour copies, touch the
COLOUR TONE ENHANCEMENT checkbox. The
following restrictions apply when colour tone
enhancement is selected:
Colour tone enhancement cannot be selected at the
same time as COPY OF COPY mode (above).
Brightness adjustment (page 6-15) and single
colour copying (page 6-17) are not possible.
The reversing single pass feeder cannot be used. (It
can be used when making black and white copies.)
an original which