Sharp AR-C250 User manual

DigitalDigital
MODEL
AR-C250
•GETTING STARTED
•MAKING COPIES
•SPECIAL FUNCTIONS
•SUPPLIES
•COPIER TROUBLE?
•GENERAL
INFORMATION
•OPTIONAL EQUIPMENT
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DIGITAL FULL COLOR
COPYING MACHINE
OPERATION MANUAL
Page
•GETTING STARTED
•MAKING COPIES
•SPECIAL FUNCTIONS
•SUPPLIES
•COPIER TROUBLE?
•GENERAL
INFORMATION
•OPTIONAL EQUIPMENT
1-1
2-1
3-1
4-1
5-1
6-1
7-1
DIGITAL FULL COLOR
COPYING MACHINE
OPERATION MANUAL
Page

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The power switch positions are marked “I” to indicate power “ON” and
“ ” to indicate stand-by.
In the stand-by position, power is being supplied to a drying heater
within the optical system of the copier.
Caution:
For complete electrical disconnection, pull out the main plug.
The socket-outlet shall be installed near the equipment and shall be
easily accessible.
FOR YOUR RECORDS ...
To protect against loss or theft, record and retain for reference the
copier’s serial number located on the right hand side at the rear corner
of the copier.
Model Number
AR-C250
Serial Number
Date of Purchase
Place of Purchase
Authorized Sharp Copier
Service Department Number
Do not make copies of anything which is prohibited from copying by law. The following items are
nomally prohibited from copying by national law. Other items may be prohibited by local law.
● Money ● Stamps ● Bonds ● Stocks ● Bank drafts
● Checks ● Passports ● Driver’s licenses

1
The following pages contain samples of the various color copying functions described in this manual. They are
designed to demonstrate the wide range of capabilities and applications for the Sharp AR-C250 digital full color
copying machine.
Note that the samples shown on page 1 to page 8 are not actual copies from the AR-C250 copier. The colors
displayed may differ from those of actual copies.
Color Copying with Special Features
1. Single color copying (See page 3-24.)
The single color function is used to produce copies using a selected single color.
Original
Red
Purple
Green
Orange
Blue
Brown
COLOR COPY SAMPLES

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2. Neg./Pos. Reverse (See page 3-26.)
TheNEG./POS.REVERSEfunctionisusedtotransformacolororiginalintoits complementarycolors.Ifthisfunction
is selected in the black/white mode, the black and white areas of the original will be reversed.
Original
3. Photo repeat (See page 3-30.)
PHOTO REPEAT is used to produce multiple copies of a photo on a single sheet of copy paper.
Copy (8-1/2" x 11")
Copy (11" x 17")
Color copy
Black/white copy
Original (3" x 5")
Original (5" x 7")

3
4. Multi-page Enlargement (See page 3-34.)
Thisfunctionisusedtoenlargeanoriginalimagetoasizelargerthan11"x17"andtoprintportionsoftheimageonto
multiple sheets of paper.
Original (8.5" x 11")
Copies (2 sheets of 11" x 17")
Original (11" x 17")
Copies (4 sheets of 11" x 17")

4
Adjustments for Color Copying
1. Exposure adjustments (See page 2-16.)
Exposureselectionsforthiscopiershouldbeselectedaccordingtothetypeoforiginalsbeingcopied:TEXT/PRTD.
PHOTO, TEXT/PHOTO, TEXT, PHOTO, PRINTED PHOTO or MAP.
Text/prtd. photo mode,
Text/photo mode: Text mode:
Photo mode: Printed photo mode:
This mode is useful for copying printed photographs.This mode provides the best quality
reproduction of photographs with
finedetail.
This mode is useful for enhancing low density
areas of an original or suppressing high density
background areas.
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KEY OPERATOR CODE NUMBER
Akeyoperatorcodenumbermustberegistered
beforeakeyoperatorprogramcanbeused.The
keyoperator must rememberthisnumber.Only
this registered number will allow access to
the key operator programs.
Registering the key operator code number.
1PresstheCUSTOMSETTINGSkey.
These modes provide the best
balance for copying originals which
contain text, printed photos and
photos.

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2. RGB Adjust (See page 3-16.)
RGBadjustmentsfunctiontoincreaseordecreasetheoverallamountofasingleprimarycolor.Theamountofchange
dependsuponthecharacteristicsoftheparticularoriginalbeingcopied.Generally,lightertonedareaswillbeaffected
to a greater degree than will darker toned areas.
Original
Blue +
Blue -
Green +
Green -
Red +
Red -
The thumbnails appearing on the screen
areaguidelinetoshowtherelativeeffectof
adjustments.Theactualamountofchange
will vary for different originals.

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4. Suppress background (See page 3-20.)
Thiscopiercansuppressunnecessarybackgroundcolorsontheoriginalimagewhencopying.Thisfunctionisused
to adjust the density level of background colors to be erased.
Original Copy
3. Sharpness (See page 3-18.)
This function is used to sharpen or soften image outlines.
Original Softer Sharper
The thumbnails appearing on the screen
areaguidelinetoshowtherelativeeffectof
adjustments.Theactualamountofchange
will vary for different originals.

7
Contrast +Brightness + Intensity +
Contrast -Brightness - Intensity -
Original
5. Brightness/intensity/contrast (See page 3-22.)
Thiscopierallowsthelevelofbrightness,intensityorcontrastofimagestobeadjusted.Ifbrightnessisselected,color
tonecanbedarkenedorlightened.Ifintensityisselected,thelevelofcolorsaturationcanbemodifiedbetween vivid
and dull. If contrast is selected, the contrast between two image areas can be adjusted higher or lower.
The thumbnails appearing on the screen
areaguidelinetoshowtherelativeeffectof
adjustments.Theactualamountofchange
will vary for different originals.

8
Color Balance
The key operator program Color Balance allows the key operator to adjust the density of colors. Adjusted color
samples are shown below. (See page 22 of the KEY OPERATOR’S GUIDE.)
Black adjustment -
Cyan adjustment- Magenta adjustment - Yellow adjustment -
Black adjustment +
Cyan adjustment + Magenta adjustment + Yellow adjustment +
Original