Problem

Possible Cause and Solution

 

 

Some pages come out

If the data being sent is in Encapsulated PostScript

all white (nothing is

(EPS) format, some earlier versions of CUPS (1.1.10

printed), and I am

and before) have a bug preventing them from being

using CUPS.

processed correctly. When going through LLPR to

 

print, the Printer Package will work around this

 

issue by converting the data to regular PostScript.

 

However, if your application bypasses LLPR and

 

feeds EPS data to CUPS, the document may not

 

print correctly.

 

 

I can’t print to an SMB

To be able to configure and use SMB-shared printers

(Windows) printer.

(such as printers shared on a Windows printer), you

 

need to have a correct installation of the SAMBA

 

package that enables that feature. The “smbclient”

 

command should be available and usable on your

 

system.

 

 

My application seems

Most Unix applications will expect a command like

to be frozen while

the regular “lpr” command to be non-interactive

LLPR is running.

and thus return immediately. Since LLPR is waiting

 

for user input before passing the job on to the print

 

spooler, very often the application will wait for the

 

process to return, and thus will appear to be frozen

 

(its windows won’t refresh). This is normal and the

 

application should resume functioning correctly

 

after the user exits LLPR.

 

 

How do I specify the

It can be specified in the “Add Printer” dialogue of

IP address of my SMB

the configuration tool, if you don’t use the CUPS

server?

printing system. Unfortunately, CUPS currently

 

doesn’t allow you to specify the IP address of SMB

 

printers, so you will have to be able to browse the

 

resource with SAMBA in order to be able to print.

 

 

Some documents

Some versions of CUPS, especially those shipped

come out as white

with Mandrake Linux before the 8.1 release, have

pages when printing.

some known bugs when processing PostScript

 

output from some applications. Try upgrading to the

 

latest version of CUPS (at least 1.1.14). Some RPM

 

packages for the most popular distributions are

 

provided as a convenience with this Linux Printing

 

Package.

 

 

I have CUPS and some

There may be some local options defined in your ~/

options (such as N-

.lpoptions file, which are manipulated by the

up) seem to be always

lpoptions command. These options are always used

enabled even though I

if not overridden by LLPR settings. To get rid of all

don’t choose them in

options for a printer, run the following command,

LLPR.

replacing “printer” with the name of the queue:

 

lpoptions -x printer

 

 

I configured a printer

Most printing systems will not run as the super-user

to print to a file, but I

but as a special user (usually “lp”). Therefore, make

get “Permission

sure that the file you have chosen to print to is

denied” errors.

accessible to the user owning the spooler daemon.

 

 

Problem

Possible Cause and Solution

 

 

On my PCL (or GDI)

Unfortunately, some Unix applications may generate

printer, I sometimes

non-compliant PostScript output that may not be

get error messages

supported by Ghostscript, or even the printer itself

printing instead of my

in PostScript mode. You can try to capture the

document.

output to a file and view the results with Ghostscript

 

(gv or ghostview will allow you to do so

 

interactively) and see if you get error messages.

 

However, since the application is probably at fault,

 

contact your software vendor to inform them of the

 

issue.

 

 

Some colour images

This is a known bug in Ghostscript (until GNU

come out all black.

Ghostscript version 7.05) when the base colour

 

space of the document is indexed colour space and

 

it is converted through CIE colour space. Because

 

Postscript uses CIE colour space for Colour Matching

 

System, you should upgrade Ghostscript on your

 

system to at least GNU Ghostscript version 7.06 or

 

later. You can find recent Ghostscript versions at

 

www.ghostscript.com.

 

 

The machine does not

The CUPS (Common Unix Printing System) version

print.

distributed with SuSE Linux 9.2 (cups-1.1.21) has a

 

problem with ipp (Internet Printing Protocol)

 

printing.

 

Use the socket printing instead of ipp or install later

 

version of CUPS (cups-1.1.22 or higher).

 

 

Some color images

This is a known bug in Ghostscript (until GNU

come out in

Ghostscript version 7.xx) when the base colour

unexpected color.

space of the document is indexed RGB colour space

 

and it is converted through CIE colour space.

 

Because Postscript uses CIE color space for Colour

 

Matching System, you should upgrade Ghostscript

 

on your system to at least GNU Ghostscript version

 

8.xx or later. You can find recent Ghostscript

 

versions at www.ghostscript.com.

 

 

The printer does not

Incompatibility between the PDF file and the

print PDF file correctly.

Acrobat products:

Some parts of

Printing the PDF file as an image may solve this

graphics, text, or

problem. Turn on Print As Image from the Acrobat

illustrations are

printing options.

missing.

NOTE:It will take longer to print when you print a

 

 

PDF file as an image.

 

 

6.10

Solving Problems

Page 42
Image 42
Xerox 6110 All white nothing is, Printed, and I am, Using Cups, Print correctly, Windows printer, System, Llpr is running

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