[cups.general] MacOS X client misbehaving

[Michael Sweet]

Marc Lanctot wrote:
> Michael Sweet wrote:
>> Marc Lanctot wrote:
>>
>>> Hi guys,
>>>
>>> I've recently setup a printing system here at the department of 
>>> Atmospheric and Oceanic Sciences.
>>>
>>> I have a SUSE Linux 9.2 server running CUPS 1.1.23.
>>>
>>> I have a department full of printing clients, with a good variety of 
>>> operating systems, all of which must print via the print server 
>>> (printing directly to the printers is disbled).
>>>
>>> My Linux clients are all using CUPS as well, all different versions 
>>> from different Linux distros, but they're working like a charm. My 
>>> SGI IRIX machines use lp and communicate through the CUPS lpd 
>>> compatibility server. For various reasons particular to my setup I 
>>> could not get Windows clients to work through Samba nor IPP, so they 
>>> use LPR to connect as well.
>>>
>>> I have an HP Color Laserjet 4700 using the latest postscript PPD 
>>> driver from LinuxPrinting.org, and a queue called say 'Eg-BW' which 
>>> has the "Print Color as Gray" flag turned on so that black-and-white 
>>> printing is forced when using this queue.
>>>
>>> Here's my problem: when I print from Adobe Reader 7.07 on a MacOS 
>>> 10.3.9 client connecting through LPR to my Linux print server, it 
>>> overrides the forced black-and-white setting and prints in color 
>>> anyway. We charge each of our users depending on the queue used, so 
>>> it's important that the restrictions for each queue work on all 
>>> clients. This only happens on the Mac -- I can print properly from 
>>> all my other clients.
>>>
>>> Anybody know how to fix this problem?
>>
>>
>> Print from Preview instead.  Adobe applications use a legacy print
>> API (the old MacOS 9 LaserWriter print API) so they can produce their
>> own PostScript code. As a result, you can end up with PostScript print
>> data without the "print as grayscale" command in it... :(
> 
> Actually, Preview gives me the same problem. It's the only reason I 
> tried Adobe :(
> 
> Can you tell me what the "print color as gray" option does? I was under 
> the impression that the print job is modified server-side before it was 
> sent to the printer.

No, it should be sending a printer-specific command to print in
grayscale.

-- 
______________________________________________________________________
Michael Sweet, Easy Software Products           mike at easysw dot com
Internet Printing and Document Software          http://www.easysw.com