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

6       sane-fujitsu - SANE backend for Fujitsu flatbed and ADF scanners
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DESCRIPTION

10       The  sane-fujitsu  library  implements a SANE (Scanner Access Now Easy)
11       backend which provides access to most Fujitsu flatbed and ADF scanners.
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13       This document describes backend version 137, which  shipped  with  SANE
14       1.0.32.
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SUPPORTED HARDWARE

18       This  version  supports every known model which speaks the Fujitsu SCSI
19       and SCSI-over-USB protocols. Specifically, the SCSI M309x and M409x se‐
20       ries,  the  SCSI fi-series, most of the USB fi-series, the USB ScanSnap
21       S5xx/S15xx, and the USB iX1xx/5xx series scanners are supported. Please
22       see the list at http://www.sane-project.org/sane-supported-devices.html
23       for details.
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25       This backend may support other Fujitsu scanners. The best way to deter‐
26       mine  level of support is to test the scanner directly, or to collect a
27       trace of the windows driver in action.  Please contact the  author  for
28       help or with test results.
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30

UNSUPPORTED HARDWARE

32       The  following scanners are known NOT to work with this backend, either
33       because they have a non-fujitsu chipset, or  an  unsupported  interface
34       type. Some of these scanners may be supported by another backend.
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36              --------------------------------------
37              SCSI:        SERIAL:      USB:
38              ------------ ------------ ------------
39              ScanStation  M3093E/DE/EX fi-4110EOX/2
40              ScanPartner  M3096EX      fi-4010CU
41              SP-Jr        M3097E+/DE   S300/S300M
42              SP-10/10C    M3099A/EH/EX S1300/S1100
43              SP-15C/300C               fi-60F/65F
44              SP-600C/620C              fi-5015C
45                                        SP-2x/3x
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OPTIONS

48       Effort has been made to expose all hardware options, including:
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50       source s
51              Selects  the source for the scan. Options may include "Flatbed",
52              "ADF Front", "ADF  Back",  "ADF  Duplex",  "Card  Front",  "Card
53              Back", "Card Duplex".
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55       mode m
56              Selects  the  mode  for the scan. Options may include "Lineart",
57              "Halftone", "Gray", and "Color".
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59       resolution, y-resolution
60              Controls  scan  resolution.  Setting  --resolution   also   sets
61              --y-resolution,  though  this  behavior  is  overridden  by some
62              frontends.
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64       tl-x, tl-y, br-x, br-y
65              Sets scan area upper left and lower right coordinates. These are
66              renamed t, l, x, y by some frontends.
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68       page-width, page-height
69              Sets  paper size. Used by scanner to determine centering of scan
70              coordinates when using the ADF (Automatic Document  Feeder)  and
71              to detect double feed errors.
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73       Other  options will be available based on the capabilities of the scan‐
74       ner: machines with IPC or DTC will have additional enhancement options,
75       those with CMP will have compression options, those with a printer will
76       have a group of endorser options.
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78       Additionally, several 'software' options are exposed  by  the  backend.
79       These  are  reimplementations  of  features provided natively by larger
80       scanners, but running on the host computer. This  enables  smaller  ma‐
81       chines  to  have  similar capabilities. Please note that these features
82       are somewhat simplistic, and may not perform as well as the native  im‐
83       plementations.  Note  also  that  these  features  all require that the
84       driver cache the entire image in memory. This will almost certainly re‐
85       sult in a reduction of scanning speed.
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87       swcrop
88              Requests  the  driver  to  detect  the  extremities of the paper
89              within the larger image, and crop the empty edges.
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91       swdeskew
92              Requests the driver to detect the rotation of the  paper  within
93              the larger image, and counter the rotation.
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95       swdespeck X
96              Requests  the  driver  to  find and remove dots of X diameter or
97              smaller from the image, and fill the space with the average sur‐
98              rounding color.
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100       Use  'scanimage  --help'  to get a list, but be aware that some options
101       may be settable only when another option has been  set,  and  that  ad‐
102       vanced options may be hidden by some frontend programs.
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CONFIGURATION FILE

106       The  configuration file fujitsu.conf is used to tell the backend how to
107       look for scanners, and provide options controlling the operation of the
108       backend.  This file is read each time the frontend asks the backend for
109       a list of scanners, generally only when the  frontend  starts.  If  the
110       configuration file is missing, the backend will be unable to locate any
111       scanners.
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113       Scanners can be specified in the configuration file in 4 ways:
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115       "scsi FUJITSU"
116              Requests backend to search all scsi buses in the  system  for  a
117              device which reports itself to be a scanner made by 'FUJITSU'.
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119       "scsi /dev/sg0" (or other scsi device file)
120              Requests  backend  to open the named scsi device. Only useful if
121              you have multiple compatible scanners connected to your  system,
122              and  need  to  specify one. Probably should not be used with the
123              other "scsi" line above.
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125       "usb 0x04c5 0x1042" (or other vendor/product ids)
126              Requests backend to search all usb buses in the system for a de‐
127              vice which uses that vendor and product id. The device will then
128              be queried to determine if it is a Fujitsu scanner.
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130       "usb /dev/usb/scanner0" (or other device file)
131              Some systems use a kernel driver to access  usb  scanners.  This
132              method is untested.
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134       The  only configuration option supported is "buffer-size=xxx", allowing
135       you to set the number of bytes in the data buffer  to  something  other
136       than the compiled-in default, 65536 (64K). Some users report that their
137       scanner will "hang" mid-page, or fail to transmit the image if the buf‐
138       fer is not large enough.
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140       Note:  This option may appear multiple times in the configuration file.
141       It only applies to scanners discovered by 'scsi/usb' lines that  follow
142       this option.
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144       Note:  The backend does not place an upper bound on this value, as some
145       users required it to be quite large. Values above the default  are  not
146       recommended, and may crash your OS or lockup your scsi card driver. You
147       have been warned.
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ENVIRONMENT

150       The backend uses a  single  environment  variable,  SANE_DEBUG_FUJITSU,
151       which enables debugging output to stderr. Valid values are:
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153              5  Errors
154              10 Function trace
155              15 Function detail
156              20 Option commands
157              25 SCSI/USB trace
158              30 SCSI/USB writes
159              31 SCSI/USB reads
160              35 Useless noise
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KNOWN ISSUES

164       Flatbed  units  may  fail to scan at maximum area, particularly at high
165       resolution.
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167       Any model that does not support VPD during inquiry  will  not  function
168       until an override is added to the backend.
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170       CCITT Fax compression used by older scanners is not supported.
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172       JPEG  output is supported by the backend, but not by the SANE protocol,
173       so is disabled in this release. It can be enabled if you  rebuild  from
174       source.
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CREDITS

178       m3091 backend: Frederik Ramm <frederik a t remote d o t org>
179       m3096g backend: Randolph Bentson <bentson a t holmsjoen d o t com>
180         (with credit to the unnamed author of the coolscan driver)
181       fujitsu backend, m3093, fi-4340C, ipc, cmp, long-time maintainer:
182         Oliver Schirrmeister <oschirr a t abm d o t de>
183       m3092: Mario Goppold <mgoppold a t tbzpariv d o t tcc-chemnitz dot de>
184       fi-4220C and basic USB support: Ron Cemer <ron a t roncemer d o t com>
185       fi-4120, fi-series color, backend re-write, jpeg, current maintainer:
186         m. allan noah: <kitno455 a t gmail d o t com>
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188       JPEG output and low memory usage support funded by:
189         Archivista GmbH www.archivista.ch
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191       Endorser support funded by:
192         O A S Oilfield Accounting Service Ltd
193         1500, 840 - 7th Avenue S.W.
194         Calgary, Alberta
195         T2P 3G2 Canada
196         1-403-263-2600 www.oas.ca
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198       Automatic length detection support funded by:
199         Martin G. Miller mgmiller at optonline.net
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201       Hardware  donated,  software  image  enhancement  and fi-6/7xxx support
202       funded by:
203         Fujitsu Computer Products of America, Inc.  www.fcpa.com
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205       iX500 support funded by:
206         Prefix Computer Services www.prefixservice.com
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SEE ALSO

210       sane(7),  sane-scsi(5),  sane-usb(5),  sane-sp15c(5),  sane-avision(5),
211       sane-epjitsu(5)
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AUTHOR

215       m. allan noah: <kitno455 a t gmail d o t com>
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219                                  13 Feb 2021                  sane-fujitsu(5)
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