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|Quantum|
Tux's lil' helper
Tux's lil' helper


Joined: 24 Jan 2004
Posts: 133
Location: Belgium

PostPosted: Sun Jun 05, 2005 12:02 pm    Post subject: laserjet prints garbage! Reply with quote

Hello,

I have 2 printers connected to my computer: (AMD64 with nvidia Neo4 board).
1 Epson Stylus C62 via USB ; works correctly
1 old HP Laserjet 4+ via parallel port ; used to work

For some reason, the 2nd printer stopped working. I looked in de CUPS config, and there was a reference to /dev/unknown-parallel
or something (there are some posts on this subject before). So I changed that to /dev/lp0.
Now its't printing, but only garbage comes out!

I tried printing from Windoze: works perfectly.
I also tried sending raw text to /dev/lp0 and - believe it or not - that's crapped as well.

Yet:

Code:
bash-2.05b# dmesg | tail
warning: many lost ticks.
Your time source seems to be instable or some driver is hogging interupts
rip default_idle+0x20/0x30
DMA write timed out
pnp: Device 00:08 disabled.
pnp: Device 00:08 activated.
parport: PnPBIOS parport detected.
parport0: PC-style at 0x378 (0x778), irq 7, dma 3 [PCSPP,TRISTATE,COMPAT,ECP,DMA]
parport0: Legacy device
lp0: using parport0 (interrupt-driven).



Looks normal, except for the "many lost ticks".

I remember uninstalling coldplug, because that's not loading all drivers anyway,
so I can as well put the needed drivers in /etc/modules.autoload.d/kernel-2.6 and
save myself from this annoying lenghty detection during boot. But on my old PC I
did it always like that, so I guess that's not the problem...

This "garbage" I'm talking about, it's pure text in the standard HP font,
like: _"@phhâà &AA but with some characters printed on top of others -
and its spitting out pages like hell!! This example is the result of

Code:
 ls /dev >/dev/lp0


followed by manual Form Feed on the printer.


Please help!! I need my good ol' printer :(
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Donpasquale
Apprentice
Apprentice


Joined: 03 Jan 2003
Posts: 150
Location: Munich

PostPosted: Mon Jun 06, 2005 7:48 am    Post subject: Reply with quote

you need to laod the right driver in cups. try using the webinterface for configuration. its way easier
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|Quantum|
Tux's lil' helper
Tux's lil' helper


Joined: 24 Jan 2004
Posts: 133
Location: Belgium

PostPosted: Mon Jun 06, 2005 10:42 am    Post subject: Reply with quote

But I have; I tried both the gimpprint and the Foomatic-drivers
(following the howto).
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Donpasquale
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Joined: 03 Jan 2003
Posts: 150
Location: Munich

PostPosted: Mon Jun 06, 2005 10:44 am    Post subject: Reply with quote

the problem must be the drivers. if you load the wrong driver the printer will just spit really odd stuff. try another driver.
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amzuk
Tux's lil' helper
Tux's lil' helper


Joined: 30 Apr 2005
Posts: 79
Location: RF/Krasnodar

PostPosted: Mon Jun 06, 2005 10:46 am    Post subject: Reply with quote

did u try hplip?
http://hpinkjet.sf.net
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|Quantum|
Tux's lil' helper
Tux's lil' helper


Joined: 24 Jan 2004
Posts: 133
Location: Belgium

PostPosted: Mon Jun 06, 2005 2:08 pm    Post subject: Reply with quote

Donpasquale wrote:
the problem must be the drivers. if you load the wrong driver the printer will just spit really odd stuff. try another driver.


It can't be, when I send clear text to /dev/lp0 it's still spitting out garbage. So there can't be a driver involved.
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|Quantum|
Tux's lil' helper
Tux's lil' helper


Joined: 24 Jan 2004
Posts: 133
Location: Belgium

PostPosted: Mon Jun 06, 2005 2:18 pm    Post subject: Reply with quote

More info:

I did again ls >/dev/lp0 , en this is coming out:

te device%s
<6>pnp: Device %s does not supported disabling.
<3>pnp: Failed to



Still garbage if you ask me :roll:
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