1sane-teco1(5)            SANE Scanner Access Now Easy            sane-teco1(5)
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NAME

6       sane-teco1 - SANE backend for TECO / RELISYS scanners
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DESCRIPTION

9       The  sane-teco1  library  implements  a  SANE (Scanner Access Now Easy)
10       backend that provides access to some TECO SCSI flatbed  scanners.  This
11       backend  should  be considered beta-quality software! TECO scanners are
12       sold under various brands like RELISYS, PIOTECH,  TRUST.  This  backend
13       may or may not support yours.
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15       The scanners that should work with this backend are:
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17                 Vendor Model           TECO model      status
18              ----------------------  --------------  -----------
19                Relisys AVEC 2400        VM3520        tested
20                Relisys AVEC 2412        VM3520+       tested
21                Relisys AVEC 4800        VM4530        untested
22                Relisys AVEC 4816        VM4530+       untested
23                Relisys RELI 2400        VM3530        untested
24                Relisys RELI 2412        VM3530+       tested
25                Relisys RELI 2412        VM3530+       untested
26                Relisys RELI 4816        VM4540        tested
27                Relisys RELI 4830        VM4542        tested
28                Relisys RELI 9600        VM6530        untested
29                Relisys RELI 9612        VM6530*       untested
30                Relisys RELI 9624        VM6530+       untested
31                Relisys RELI 9630        VM6540        untested
32                Relisys RELI DS15        VM3440        untested
33                Relisys RELI DS6         VM3420        untested
34                Dextra  DF-600P          VM3510        tested
35                Dextra  DF-4830T         VM4542        untested
36                Dextra  DF-1200T+        VM3530+       untested
37                Dextra  DF-9624          VM6530+       untested
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39       Note  that  the  untested  scanner  will not be directly supported. You
40       should contact the author for that.
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42       The TECO VM number can usually be found at the back of the scanner.  It
43       is  also  part  of the FCC ID.  sane-find-scanner -v will also show the
44       SCSI inquiry, and if it is a TECO scanner, the name will be there too.
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46       The options the backend supports can either be selected through command
47       line  options  to programs like scanimage(1) or through GUI elements in
48       xscanimage(1) or xsane(1).
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50       If you have any success with a scanner  not  listed  here,  or  if  you
51       notice any strange behavior, please report to the backend maintainer or
52       to the SANE mailing list.
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54       Valid command line options and their syntax can be listed by using:
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56              scanimage --help -d teco1
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59       Scan Mode
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62       --mode Black & White|Grayscale|Color
63              Selects the basic mode of operation of the scanner valid choices
64              are  The  Black  &  White  mode is black and white only (1 bit).
65              Grayscale will produce 256 levels of gray (8 bits).  Color  will
66              produce a 24 bits color image.
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69       --resolution 1..600
70              Selects  the resolution for a scan. The scanner can do all reso‐
71              lutions between 1 and 600, in increments of 1.
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75       Geometry options
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78       -l -t -x -y
79              Controls the scan area: -l sets the top left  x  coordinate,  -t
80              the  top  left  y  coordinate,  -x  selects the width and -y the
81              height of the scan area. All parameters are  specified  in  mil‐
82              limeters by default.
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86       Enhancement options
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89       --custom-gamma
90              (color  mode only) allows the user to specify a gamma table (see
91              the next 3 parameters).
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94       --red-gamma-table
95              Can be used to download a user defined gamma table for  the  red
96              channel.  The table must be 256 bytes long. Color mode only.
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99       --green-gamma-table
100              Can be used to download a user defined gamma table for the green
101              channel.  The table must be 256 bytes long. Color mode only.
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104       --blue-gamma-table
105              Can be used to download a user defined gamma table for the  blue
106              channel.  The table must be 256 bytes long. Color mode only.
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109       --dither Line art|2x2|3x3|4x4 bayer|4x4 smooth|8x8 bayer|8x8 smooth|8x8
110       horizontal|8x8 vertical
111              Select the dither mask to use. Black & White only.
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115       --preview
116              Requests a preview scan. The resolution used is 22 dpi  and  the
117              scan  area  is  the  maximum  allowed.  The  scan  mode  is user
118              selected. The default is "no".
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CONFIGURATION FILE

123       The configuration file /etc/sane.d/teco1.conf supports only  one  item:
124       the device name to use (eg /dev/scanner).
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FILES

129       /usr/lib64/sane/libsane-teco1.a
130              The static library implementing this backend.
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132       /usr/lib64/sane/libsane-teco1.so
133              The shared library implementing this backend (present on systems
134              that support dynamic loading).
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ENVIRONMENT

139       SANE_DEBUG_TECO1
140              If the library was compiled with  debug  support  enabled,  this
141              environment  variable controls the debug level for this backend.
142              E.g., a value of 128 requests all debug output  to  be  printed.
143              Smaller levels reduce verbosity.
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LIMITATIONS

148       The  windows TWAIN driver has many more options than this SANE backend.
149       However they are only software adjustments. This  backend  only  imple‐
150       ments what the scanner can support.
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BUGS

155       None known.
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SEE ALSO

159       sane-scsi(5), scanimage(1), xscanimage(1), xsane(1), sane(7)
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AUTHOR

163       The package is actively maintained by Frank Zago.
164              http://www.zago.net/sane/#teco
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CREDITS

168       Thanks  to Gerard Delafond for the VM4542 support.  Thanks to Jean-Yves
169       Simon for the VM3510 support.
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173                                  14 Jul 2008                    sane-teco1(5)
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