RedHat 5.1 CUPS problems

[Billy Davis]

hike wrote:
> Not that I do printers often, but
>
> (1) are you using a CUPS supplied drivers or HP's driver/PPD file, or your
> own PPD.
>   
CUPS installed a "Postscript (recommended)" PPD automatically.  I have 
tried several other drivers, with no difference in the output.
> For text output, you can write your own PPD.  HP PPD information is fairly
> easy to find; IIRC, googling "ppd" & "HP" or the such brought up a lot of
> information.
>
> (2) your description could be a font translation problem: document to HP
> built-in fonts.
> It could also be a page definition error: the margins are different 1" on
> one and 1.25" on the other.  The printable area value or the margins appear
> to be different.
> It appears that your current driver/ppd has an automatically linefeed after
> paragraphs.
> It could something else entirely.
> It could be a combination.
>   
Page margins (left, right, top and bottom) are all set at 18 points 
(1/4").  Where can I change the imageable area under CUPS 1.2?
> It all this, be thankfully that you are dealing with an HP printer.  Xerox
> has VERY little information on their printer (that we used) and it was a
> bear to get things right (the printers in question were 3 suites down and
> the Oracle Financials consultant didn't understand what information I
> needed--it was all trial error on my part).
>   
We standardized on HP long ago, for the same reason.
>
> Personally, I almost always use the generic/laser printer/postscript for
> CUPS and have never had a problem.
>
> For HP printers, you can start with the original laserjet driver.  If it
> works, you can go through the HP drivers/PPDs until it breaks.  (Or until it
> starts working.)
>   
Thanks.  We will continue playing.
>
>
> On Tue, May 20, 2008 at 2:23 PM, Billy Davis <bdavis at cds-corp.com> wrote:
>
>   
>> We are trying to upgrade from Red Hat Enterprise 3 to Red Hat Enterprise
>> 5.1 and everything was going great until we tried to print with CUPS.  We
>> have both the old and new Red Hat servers networked into the same HP4250
>> LaserJet.  Our applications are identical on both systems.  When we try to
>> print a portrait form with CUPS 1.1 on the old Server, it prints fine.  But,
>> when we try to print the same form on the new server with CUPS 1.2, the
>> lines start wrapping at about column 71.  Also, forms that contain both
>> CR+LF print double spaced under CUPS 1.2, but they print fine under CUPS
>> 1.1.
>>
>> We have compared the actual print file from both servers, and they are the
>> same, so obviously CUPS is acting differently.
>>
>> We are setup for 6lpi and 12cpi.  For 3 days we have been changing
>> settings, but nothing seems to help.  Can anyone help?
>>
>> Thanks,
>> BDavis
>>
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