Read Sharp AR-505 (serv.man4) Service Manual online
[1] GENERAL
1. Features of copying functions
A. Touch panel
The touch panel with the back-lighted LCD simplifies various opera-
tions. It also shows operation descriptions and paper jam treatment.
tions. It also shows operation descriptions and paper jam treatment.
B. Various functions of digital system
Different from the conventional analog copiers, this machine employs
the digital system where the image data of a document scanned by
the CCD sensor (which converts photo signals into electrical signals)
are converted into digital signals. This digital system allows the inde-
pendent zooming copy, black-white reversing copy, and centering
copy.
the digital system where the image data of a document scanned by
the CCD sensor (which converts photo signals into electrical signals)
are converted into digital signals. This digital system allows the inde-
pendent zooming copy, black-white reversing copy, and centering
copy.
C. Front loading paper tray
The paper trays including the two-step paper feed desk employ a
front loading system to facilitate paper loading.
front loading system to facilitate paper loading.
D. Automatic document feeder as standard
provision
Without opening the document table cover, documents can be auto-
matically fed and copied.
matically fed and copied.
The automatic document feeder provided in the AR-280/285/286/335/
336/405/501/505 allows automatic reversion of documents for duplex
copying as well as simplex copying. (The automatic document feeder
of the AR-280/281 allows only simplex copying.)
336/405/501/505 allows automatic reversion of documents for duplex
copying as well as simplex copying. (The automatic document feeder
of the AR-280/281 allows only simplex copying.)
E. Step zooming
The zooming function allows selection of the magnification ratio as
follows.
follows.
Magnification ratio
Increment
Steps
AR-280/281
25% to 200%
1%
176
AR-250/285/286/335/336
25% to 800%
1%
776
AR-405/501/505
25% to 400%
1%
376
F. Paper/magnification ratio auto selection
When the desired magnification ratio is specified, the suitable paper
size is automatically selected by the original size detection function. If
the copy paper size is specified, then the suitable magnification ratio
is automatically selected.
size is automatically selected by the original size detection function. If
the copy paper size is specified, then the suitable magnification ratio
is automatically selected.
G. 1-set 2-copy
The right and the left pages of a book, etc. can be copied onto two
sheets of paper continuously.
sheets of paper continuously.
READY TO COPY. (DOCUMENT FEEDER MODE)
AUTO
EXPOSURE
PAPER SELECT
100%
COPY RATIO
AUTO 8/ 11
1
2
1.8/ 11
2.11 17
1
2
8/ 11
1
2
ORIGINAL
Independent zooming copy
Black-white reversing copy
Centering copy
AR-280/285/335
AR-286/336
AR-405
AR-501/505
AUTO IMAGE
ER SELECT
COPY RATIO
REVEW
TO 8½X11
100%
8½X11
11 X 11
AR-505
8/6/1999
1 – 1
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