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<p>Update to my mailing below (I deleted it before it was approved
to the list)....<br>
</p>
<div class="moz-forward-container">It definitely has to do with
what's going on during the sane_read API function.<br>
<br>
If I issue scanimage -T, it will start clicking instantly<br>
<br>
# scanimage --output-file=scan.jpg -vvvvvv<br>
[13:50:58.250725] [genesys] WARNING: Your scanner is not fully
supported or at least....</div>
<div class="moz-forward-container"><br>
</div>
<div class="moz-forward-container">scanimage: scanning image 1284
pixels wide and variable height at 8 bits/pixel<br>
scanimage: acquiring gray frame<br>
scanimage: min/max graylevel value = 0/227<br>
scanimage: sane_read: Error during device I/O<br>
Closing device<br>
Calling sane_exit<br>
scanimage: finished<br>
<br>
</div>
<div class="moz-forward-container"><br>
</div>
<div class="moz-forward-container"><br>
</div>
<div class="moz-forward-container">-------- Forwarded Message
--------
<table class="moz-email-headers-table" cellspacing="0"
cellpadding="0" border="0">
<tbody>
<tr>
<th valign="BASELINE" nowrap="nowrap" align="RIGHT">Subject:
</th>
<td>DocketPORT 487 - Making loud noises</td>
</tr>
<tr>
<th valign="BASELINE" nowrap="nowrap" align="RIGHT">Date: </th>
<td>Thu, 9 Feb 2023 13:05:42 -0500</td>
</tr>
<tr>
<th valign="BASELINE" nowrap="nowrap" align="RIGHT">From: </th>
<td>Miss Tori <a class="moz-txt-link-rfc2396E" href="mailto:misstorishop@gmail.com"><misstorishop@gmail.com></a></td>
</tr>
<tr>
<th valign="BASELINE" nowrap="nowrap" align="RIGHT">To: </th>
<td><a class="moz-txt-link-abbreviated" href="mailto:sane-devel@alioth-lists.debian.net">sane-devel@alioth-lists.debian.net</a></td>
</tr>
</tbody>
</table>
<br>
<br>
Device will scan with the scanimage command but towards the end of
the sheet, when I assume transferring data, the scanner starts
ticking and I get an I/O error. I will continue to troubleshoot,
but wanted to get this out here in case someone has an answer<br>
<br>
<br>
<br>
# cat /etc/debian_version<br>
bookworm/sid<br>
<br>
# uname -r<br>
6.1.0-3-amd64<br>
<br>
# lsusb<br>
Bus 003 Device 009: ID 1dcc:4810 Document Capture Technologies
Inc. DocketPORT 487<br>
<br>
# sane-find-scanner<br>
found possible USB scanner (vendor=0x1dcc [Document Capture
Technologies Inc.], product=0x4810 [DocketPORT 487], chip=GL842)
at libusb:002:020<br>
<br>
# scanimage -V<br>
scanimage (sane-backends) 1.1.1-debian; backend version 1.1.1<br>
<br>
# scanimage -L<br>
device `genesys:libusb:003:009' is a DCT DocketPORT 487 flatbed
scanner<br>
12:24:23.678043] [genesys] WARNING: Your scanner is not fully
supported or at least had only limited testing. Please be careful
and report any failure/success to
<a class="moz-txt-link-abbreviated" href="mailto:sane-devel@alioth-lists.debian.net">sane-devel@alioth-lists.debian.net</a>. Please provide as many details
as possible, e.g. the exact name of your scanner and what does
(not) work.<br>
<br>
# demsg<br>
usb 2-1: new high-speed USB device number 20 using xhci_hcd<br>
usb 2-1: New USB device found, idVendor=1dcc, idProduct=4810,
bcdDevice= 3.02<br>
usb 2-1: New USB device strings: Mfr=10, Product=11,
SerialNumber=12<br>
usb 2-1: Product: DocketPORT 487<br>
usb 2-1: Manufacturer: Document Capture Technologies Inc.<br>
usb 2-1: SerialNumber: 487<br>
<br>
<br>
SANE_DEBUG_GENESYS=1<br>
scanimage -T<br>
scanimage: scanning image 1284 pixels wide and variable height at
8 bits/pixel<br>
scanimage: acquiring gray frame, 8 bits/sample<br>
scanimage: reading one scanline, 1284 bytes... PASS<br>
scanimage: reading one byte... PASS<br>
scanimage: stepped read, 2 bytes... PASS<br>
scanimage: stepped read, 4 bytes... PASS<br>
scanimage: stepped read, 8 bytes... PASS<br>
scanimage: stepped read, 16 bytes... PASS<br>
scanimage: stepped read, 32 bytes... PASS<br>
scanimage: stepped read, 64 bytes... PASS<br>
scanimage: stepped read, 128 bytes... PASS<br>
scanimage: stepped read, 256 bytes... PASS<br>
scanimage: stepped read, 512 bytes... PASS<br>
scanimage: stepped read, 1024 bytes... PASS<br>
scanimage: stepped read, 2048 bytes... PASS<br>
scanimage: stepped read, 2047 bytes... PASS<br>
scanimage: stepped read, 1023 bytes... PASS<br>
scanimage: stepped read, 511 bytes... PASS<br>
scanimage: stepped read, 255 bytes... PASS<br>
scanimage: stepped read, 127 bytes... PASS<br>
scanimage: stepped read, 63 bytes... PASS<br>
scanimage: stepped read, 31 bytes... PASS<br>
scanimage: stepped read, 15 bytes... PASS<br>
scanimage: stepped read, 7 bytes... PASS<br>
scanimage: stepped read, 3 bytes... PASS<br>
<br>
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