Num Scan device URI
-------- -----------------------------------------
0 hpaio:/net/Officejet_Pro_L7500?zc=Printer
1 hpaio:/net/Officejet_Pro_8600?zc=HP8F7B78
Enter number 0...1 for device (q=quit) ?0
warning: No destinations specified. Adding 'file' destination by default.
Using device hpaio:/net/Officejet_Pro_L7500?zc=Printer
Opening connection to device...
hp-scan[7586]: debug: Device supported resolutions [75, 100, 150, 200, 300, 600, 1200, 2400]
Resolution: 300dpi
Mode: gray
Compression: JPEG
Scan area (mm):
Top left (x,y): (0.000000mm, 0.000000mm)
Bottom right (x,y): (215.899994mm, 381.000000mm)
Width: 215.899994mm
Height: 381.000000mm
Destination(s): file
Output file:
hp-scan[7586]: debug: Supported source Options: ['Auto', 'Flatbed', 'ADF'] size=3
warning: File destination enabled with no output file specified.
Setting output format to PNG for greyscale mode.
warning: Defaulting to '/home/pit/hpscan002.png'.
3.12.11-1 (debian experimental) fixes the problem for me
$ hp-scan -g
HP Linux Imaging and Printing System (ver. 3.12.11)
Scan Utility ver. 2.2
---snip---
hp-scan[7586]: debug: hp:/net/ Officejet_ Pro_L7500? zc=Printer: back_end:hp is_hp:True bus:net model:Officejet _Pro_L7500 serial: dev_file: host:Printer zc:Printer port:1 hplip/data/ models/ models. dat pro_l7500] in file /usr/share/ hplip/data/ models/ models. dat pro_l7500] in file /usr/share/ hplip/data/ models/ models. dat net/Officejet_ Pro_L7500? zc=Printer: back_end:hpfax is_hp:True bus:net model:Officejet _Pro_L7500 serial: dev_file: host:Printer zc:Printer port:1 Officejet_ Pro_L7500? zc=Printer: back_end:hp is_hp:True bus:net model:Officejet _Pro_L7500 serial: dev_file: host:Printer zc:Printer port:1 Officejet_ Pro_L7500? zc=Printer: back_end:hp is_hp:True bus:net model:Officejet _Pro_L7500 serial: dev_file: host:Printer zc:Printer port:1 Officejet_ Pro_L7500? zc=Printer: back_end:hp is_hp:True bus:net model:Officejet _Pro_L7500 serial: dev_file: host:Printer zc:Printer port:1 //192.168. 1.5:9100 is invalid/unknown //192.168. 1.5:9101 is invalid/unknown /NM1662E6. _ipp._tcp. local/ is invalid/unknown /net/Officejet_ Pro_L7500? zc=Printer' : ['Officejet_ Pro_L7500' , 'Officejet_ Pro_L7500_ old_driver' , 'Officejet_ Pro_L7500_ pour_scan' , 'OJ_Pro_ L7500_2pagesA4' ], 'hpaio: /net/Officejet_ Pro_8600? zc=HP8F7B78' : ['Officejet_ Pro_8600' ]}
hp-scan[7586]: debug: Cache miss: officejet_pro_l7500
hp-scan[7586]: debug: Reading file: /usr/share/
hp-scan[7586]: debug: Searching for section [officejet_
hp-scan[7586]: debug: Found section [officejet_
hp-scan[7586]: debug: hpfax:/
hp-scan[7586]: debug: hp:/net/
hp-scan[7586]: debug: hp:/net/
hp-scan[7586]: debug: hp:/net/
hp-scan[7586]: debug: Device URI socket:
hp-scan[7586]: debug: Exception: 4 (Unknown/invalid device-uri field)
hp-scan[7586]: debug: Device URI socket:
hp-scan[7586]: debug: Exception: 4 (Unknown/invalid device-uri field)
hp-scan[7586]: debug: Device URI dnssd:/
hp-scan[7586]: debug: Exception: 4 (Unknown/invalid device-uri field)
hp-scan[7586]: debug: Device URI cups-pdf:/ is invalid/unknown
hp-scan[7586]: debug: Exception: 4 (Unknown/invalid device-uri field)
hp-scan[7586]: debug: {'hpaio:
-----------------
| SELECT DEVICE |
-----------------
Num Scan device URI ------- ------- ------- ------- ------ net/Officejet_ Pro_L7500? zc=Printer net/Officejet_ Pro_8600? zc=HP8F7B78
-------- -------
0 hpaio:/
1 hpaio:/
Enter number 0...1 for device (q=quit) ?0 net/Officejet_ Pro_L7500? zc=Printer
warning: No destinations specified. Adding 'file' destination by default.
Using device hpaio:/
Opening connection to device...
hp-scan[7586]: debug: Device supported resolutions [75, 100, 150, 200, 300, 600, 1200, 2400]
Resolution: 300dpi pit/hpscan002. png'.
Mode: gray
Compression: JPEG
Scan area (mm):
Top left (x,y): (0.000000mm, 0.000000mm)
Bottom right (x,y): (215.899994mm, 381.000000mm)
Width: 215.899994mm
Height: 381.000000mm
Destination(s): file
Output file:
hp-scan[7586]: debug: Supported source Options: ['Auto', 'Flatbed', 'ADF'] size=3
warning: File destination enabled with no output file specified.
Setting output format to PNG for greyscale mode.
warning: Defaulting to '/home/
Warming up...
Scanning...
---snip---