HP LaserJet Series II
2006-03-21 by alan00463
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Thread
2006-03-21 by alan00463
2006-03-21 by Henry Carl Ott
>Does anybody know if a HP LaserJet Series III use an LJ-III all the time with pretty good success. All different
>would be good for laminating toner transfer ?
2006-03-21 by Stefan Trethan
> I use an LJ-III all the time with pretty good success. All different
>
> transfer papers over the years
>
> It has the same print engine as the II, so I should expect pretty much
>
> the same results.
>
> The LJ-II does not have resolution enhancement, so perhaps it might not
>
> be quite as good on really fine lines (< 10mills), but you are likely to
>
> have issues with very fine details on ANY 300 dpi printer like the
>
> LJ-II/III. That said, I've still done some really hairy fine pitch smd
>
> successfully.
>
>
> I do experience the standard problem with filling very large contiguous
>
> black areas. No big deal.
>
>
>
>
> carl
2006-03-22 by kilocycles
--- In Homebrew_PCBs@yahoogroups.com, Henry Carl Ott <carlott@...> wrote:
>
> At 09:43 AM 3/21/2006, you wrote:
> >Does anybody know if a HP LaserJet Series II
> >would be good for laminating toner transfer ?
>
> I use an LJ-III all the time with pretty good success. All different
> transfer papers over the years
> It has the same print engine as the II, so I should expect pretty
much
> the same results.
> The LJ-II does not have resolution enhancement, so perhaps it
might not
> be quite as good on really fine lines (< 10mills), but you are
likely to
> have issues with very fine details on ANY 300 dpi printer like the
> LJ-II/III. That said, I've still done some really hairy fine pitch smd
> successfully.
>
> I do experience the standard problem with filling very large
contiguous
> black areas. No big deal.
>
>
>
> carl
>
> --------------------------------------------------------
> Henry Carl Ott N2RVQ
> http://users.rcn.com/carlott/
> --------------------------------------------------------
>
2006-03-22 by Henry Carl Ott
>By the way, the resolution enhancement technology on the IIIP anywayI think you are right about the RET. Not sure it would make too much a
>was just for the fonts. Graphics were generally pretty blocky-looking.
>
>Ted KX4OM
>
2006-03-22 by Alan Marconett
>
> At 10:01 PM 3/21/2006, you wrote:
>
> >By the way, the resolution enhancement technology on the IIIP anyway
> >was just for the fonts. Graphics were generally pretty blocky-looking.
> >
> >Ted KX4OM
> >
>
> I think you are right about the RET. Not sure it would make too much a
> difference anyway. You really want sharp clean edges for the traces and I
> think the RET worked by modifying dot size or dithering. Don't think we'd
> want either of these.
>
> The HP LJ-II/IIIs are tanks that just keep working (well, after you
> replace the triac in the power supply controller they do).
>
> I do like that a lot of the parts swap between the II & III. The P
> series
> never seemed to be as robust, or as easy to repair (but they were cheap &
> worked pretty good for TT).
>
> When I worked in Manhattan, I'd see HP LJs being thrown in the garbage
> outside of offices all the time. I usually could not grab the whole
> printer
> (a little too heavy to easily commute home with), but since I always have
> my trusty screwdriver on me....
>
> I would crack these babies open quicker then a steamed two pound Maine
> lobster and grab the fuser, hv power block, and any other spare parts I
> could toss in my work bag. Sometimes they would even have a half full
> toner
> cartridge.
>
> Figure I'll run out of places to buy toner before I run out of spare
> parts.
>
> -carl
>
>
>
> Be sure to visit the group home and check for new Links, Files, and
> Photos:
> http://groups.yahoo.com/group/Homebrew_PCBs
>
> If Files or Photos are running short of space, post them here:
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> Yahoo! Groups Links
>
>
>
>
>
2006-03-22 by Henry Carl Ott
>Hi Carl,There are a lot of resources online:
>
>Do you by chance know what a "50" error code would be for an HP LaserJet
>Series II? I have a printer in really good shape that I'd like to get going
>again. Or maybe you've discovered a service manual URL?
>
>I've taken apart a few HP printers in that series, so I HAVE some parts!
>
>Thanks,
>
>Alan KM6VV
2006-03-22 by Alan Marconett
> On Behalf Of Henry Carl Ott
> Subject: RE: [Homebrew_PCBs] Re: HP LaserJet Series II
>
> At 12:38 PM 3/22/2006, you wrote:
> >Hi Carl,
> >
> >Do you by chance know what a "50" error code would be for an HP LaserJet
> >Series II? I have a printer in really good shape that I'd like to get
> going
> >again. Or maybe you've discovered a service manual URL?
> >
> >I've taken apart a few HP printers in that series, so I HAVE some parts!
> >
> >Thanks,
> >
> >Alan KM6VV
>
>
> There are a lot of resources online:
> I always used these guys:
> http://www.all-laser.com/
> But the link on their page to the 50 error seems broken.
> another link
> http://www.repairfaq.org/samnew/printfaq/pcfljiiiec50.htm
>
>
> If I remember correctly error 50 is exactly what I mentioned in my last
> post.
> 95% of the time, the triac that power the fuser lamp in the power control
> module (the cube where ac comes into the printer) is blown. Remove the
> screws around the module and it just unplugs from the printer base. You do
> have to remove the printer cover first.
>
> You can replace the triac with almost any sensitive gate triac that has
> the volts and amp rating. I've been known to buy the highest voltage
> to-220 package triac that radio shack had on the shelf for an emergency
> repair. That printer is probably still working.
>
> If you have spare parts, try just swapping the power cube and see if the
> problem goes away. Then you can take your time fixing the module.
>
> -carl
>
2006-03-22 by Stefan Trethan
On Wed, 22 Mar 2006 18:38:08 +0100, Alan Marconett <KM6VV@...> wrote:
> Hi Carl,
>
>
> Do you by chance know what a "50" error code would be for an HP LaserJet
>
> Series II? I have a printer in really good shape that I'd like to get
> going
>
> again. Or maybe you've discovered a service manual URL?
>
>
> I've taken apart a few HP printers in that series, so I HAVE some parts!
>
>
> Thanks,
>
>
> Alan KM6VV
2006-03-22 by Alan Marconett
>
> I think the service manual is here:
>
> <http://www.eserviceinfo.com/>
>
> Mine has a dead PSU, it wouldn't come alive no matter how hard i tried. I
> made a wooden box under it and put in the supply from a copier, hooked up
> with wires, works again. Most caps were dry in the supply, replaced them,
> but there is some falut still i didn't find.
>
> ST
>
2006-03-22 by alan00463
>I should have been more specific in asking about this
> Does anybody know if a HP LaserJet Series II
> would be good for laminating toner transfer ?
2006-03-22 by Stefan Trethan
On Wed, 22 Mar 2006 21:16:27 +0100, Alan Marconett <KM6VV@...> wrote:
> HI Stefan,
>
>
> Looks like a good resource, but I was unable to unzip the rar files with
>
> WinRar.
>
>
> Alan KM6VV
2006-03-22 by Stefan Trethan
> I should have been more specific in asking about thisThe IIID has a fuser unit that could potentially be used, so i guess the
>
> printer. I doubt it still prints. What I was wonder-
>
> ing was this:
>
>
> If somebody tossed the printer because the printing
>
> mechanism stopped working for some reason, could I still
>
> use the machine to laminate toner transfer paper?--forget
>
> about printing. In other words, could I still use it as a
>
> laminator rather than buy a laminator? Assuming the roller
>
> still gets hot or will after I replace the triac and/or fuse.
2006-03-22 by Alan Marconett
> --- In Homebrew_PCBs@yahoogroups.com, "alan00463" <alan00463@...> wrote:
> >
> > Does anybody know if a HP LaserJet Series II
> > would be good for laminating toner transfer ?
>
> I should have been more specific in asking about this
> printer. I doubt it still prints. What I was wonder-
> ing was this:
>
> If somebody tossed the printer because the printing
> mechanism stopped working for some reason, could I still
> use the machine to laminate toner transfer paper?--forget
> about printing. In other words, could I still use it as a
> laminator rather than buy a laminator? Assuming the roller
> still gets hot or will after I replace the triac and/or fuse.
>
>
2006-03-22 by Alan Marconett
>
> Might be a archive consisting of multiple files.
> I believe it worked for me with winrar back then, did you have all parts
> of the archive?
>
> ST
>
>
>
> On Wed, 22 Mar 2006 21:16:27 +0100, Alan Marconett <KM6VV@...> wrote:
>
> > HI Stefan,
> >
> >
> > Looks like a good resource, but I was unable to unzip the rar files with
> >
> > WinRar.
> >
> >
> > Alan KM6VV
>
>
>
>
> Be sure to visit the group home and check for new Links, Files, and
> Photos:
> http://groups.yahoo.com/group/Homebrew_PCBs
>
> If Files or Photos are running short of space, post them here:
> http://groups.yahoo.com/group/Homebrew_PCBs_Archives/
> Yahoo! Groups Links
>
>
>
>
2006-03-22 by Stefan Trethan
On Wed, 22 Mar 2006 22:44:01 +0100, Alan Marconett <KM6VV@...> wrote:
> HI Alan 00,
>
>
> Sorry if I sidetracked the thread!
>
>
> Were you going to use pieces of the printer? Or were you wanting to FEED
>
> the board and transfer paper through the printer?
>
>
> Interesting idea. I wonder if I've got any more printers awaiting
>
> demolition?
>
>
> I doubt if you could "feed" anything through if you have the '50' error.
>
> Mine doesn't.
>
>
> If it's hot, then I guess it's hot! Maybe you can take control of the
> drive
>
> motor, remove the path past the drum, and get a straight shot past the
>
> fuser? Might be a little work! ;>)
>
>
> Alan KM6VV
2006-03-23 by Len Warner
>Do you by chance know what a "50" error code would be for an HP LaserJetDoes this help?
>Series II?<snip>
2006-03-29 by Philip Pemberton
> The IIID has a fuser unit that could potentially be used, so i guess theI've done a few tests - the fuser will take anything up to about 0.8mm, but
> II will be similar.
> I prefer the fuser out of a copier, since it is larger and has a handwheel
> for manual advancing, but i don't see why the HP II fuser unit shouldn't
> work. I haven't inspected the spring/distance mechanism of it, but if it
> is built like the rest of the printer you can probably feed through a
> populated PCB without damage ;-)
2006-03-29 by Stefan Trethan
> I've done a few tests - the fuser will take anything up to about 0.8mm,On my copier fuser i simply pulled on them with pliers to stretch them a
> but
>
> the springs are far too tight to take a 1.6mm board. What I need to do is
>
> find a way to weaken the spring a bit or move it about. Problem is,
> that's
>
> easier said than done...