B750 won't hold IP

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  • rrrohan
    Service Manager

    Site Contributor
    1,000+ Posts
    • Sep 2011
    • 1977

    #16
    Re: B750 won't hold IP

    ok so i followed TAAU1000121EN

    Worked like a charm.

    the 3 files i suspect that had become corrupt were

    appRom1.o
    appRom2.o
    appRom3.o

    as when i tried to copy these to the backup folder it said the file name was to long

    thanks so much for your help.

    I was a little surprised to find out important info was stored on a permenent CF card but i guess on the bright side it allowed me to recover the files but had it been NV RAM it would of been more of a pain.

    Comment

    • rrrohan
      Service Manager

      Site Contributor
      1,000+ Posts
      • Sep 2011
      • 1977

      #17
      Re: B750 won't hold IP

      Originally posted by rrrohan
      ok so i followed TAAU1000121EN

      Worked like a charm.

      the 3 files i suspect that had become corrupt were

      appRom1.o
      appRom2.o
      appRom3.o

      as when i tried to copy these to the backup folder it said the file name was to long

      thanks so much for your help.

      I was a little surprised to find out important info was stored on a permenent CF card but i guess on the bright side it allowed me to recover the files but had it been NV RAM it would of been more of a pain.
      ok spoke too soon

      it was working perfectly up until i noticed it was not detecting A4 in tray 1 and 2 was some other size in inches

      so i change the marketing area to Europe and AU which fixed this but it was at that point it lost the plot again

      back to square one

      one thing i am a bit confused about is during the CF Recovery it says to make a backup of the files before you run the recovery. why? at no point does it tell you to use the backed up data so whats the point? was i meant to run the recovery then put the old files back? and if not why bother making the backup if your not going to use it?

      Comment

      • emujo
        Field Supervisor

        2,500+ Posts
        • Jun 2009
        • 3009

        #18
        Re: B750 won't hold IP

        The backup is in case you screw something up with the recovery process, or now the situation is worse, you can just put the original card info back. Once you do the base recovery, you have to start reloading firmware to get the machine current. I advise going in steps from phase 1 to 2, to latest. I also remember that the base firmware was originally posted from a KMBS MFP. When you did the recovery, all of the info was from their settings, and some of this had to be changed. Not sure if they ever corrected that...meaning that you may have to unset the fax, or set the HDD, change the network settings and so on. Emujo
        If you don't see your question answered in the forum, please don't think it's OK to PM me for a personal reply...I do not give out firmware and/or manuals.

        Comment

        • EarthKmTech
          Step aside, noob

          1,000+ Posts
          • May 2009
          • 2139

          #19
          Re: B750 won't hold IP

          just order a new cf card - its a spare part, they are in stock and it plugs into the top board at the back of the machine and is under the little metal 2 screw cover at the right hand rear side.

          You will need to setup the machine again.

          If you dont know what your doing in regards to restoring the card its a waste of time and the machine will become completely inoperable till you give up and change it.

          Comment

          • Synaux
            Service Manager

            Site Contributor
            1,000+ Posts
            • Mar 2012
            • 1224

            #20
            Re: B750 won't hold IP

            Originally posted by rrrohan
            ok spoke too soon

            it was working perfectly up until i noticed it was not detecting A4 in tray 1 and 2 was some other size in inches

            so i change the marketing area to Europe and AU which fixed this but it was at that point it lost the plot again

            back to square one
            First, as already said, start with the firmware and re-"install" the machine from scratch.

            Wat did it start/stop doing once you changed the marketing area?
            Did you check the trouble isolation and option board statuses?
            Do you mean the network stoped working again?

            Seeing how the marketing area is somehow causing an issue, change the marketing area back and go to System 2 > Paper Tray Size > A4.

            Originally posted by EarthKmTech
            If you dont know what your doing in regards to restoring the card its a waste of time and the machine will become completely inoperable till you give up and change it.
            How so? It is simply cutting, copying and pasting files...as long as you don't format the card to some absurd filesystem or add partitions or something far outside the directions, its pretty cut and dry.

            Originally posted by emujo
            Once you do the base recovery, you have to start reloading firmware to get the machine current. I advise going in steps from phase 1 to 2, to latest. I also remember that the base firmware was originally posted from a KMBS MFP. When you did the recovery, all of the info was from their settings, and some of this had to be changed. Not sure if they ever corrected that...meaning that you may have to unset the fax, or set the HDD, change the network settings and so on. Emujo
            I don't think they corrected it--I am pretty sure you have to set the option board options.

            rrrohan beware:
            The base firmware for these models is a mess. The file naming conventions do not make any sense and the accompanying documentation for each firmware is confusing (at least to me).

            rrrohan's issues are very similar to my experiences with this turds.
            After the card restore and trying to flash the firmware from the earliest release to the newest I was left scratching my head many times.

            Half the documentation dates were wrong and I installed one firmware that screwed it up and had to start over simply because the machine I was working on didn't have a blue sticker (I do not recall the specifics anymore though).......

            Comment

            • Synaux
              Service Manager

              Site Contributor
              1,000+ Posts
              • Mar 2012
              • 1224

              #21
              Re: B750 won't hold IP

              Originally posted by rrrohan
              ok so i followed TAAU1000121EN

              Worked like a charm.

              the 3 files i suspect that had become corrupt were

              appRom1.o
              appRom2.o
              appRom3.o

              as when i tried to copy these to the backup folder it said the file name was to long

              thanks so much for your help.

              I was a little surprised to find out important info was stored on a permenent CF card but i guess on the bright side it allowed me to recover the files but had it been NV RAM it would of been more of a pain.
              By the way, file name/path being too long was most likely an issue with your operating system and has nothing to do with the card. Next time cut/paste to c:/ and I bet you will have no issues (assuming you are using Windows).

              And I happened to find the bulletin discussing the blue sticker issue I had--I found it in the middle of the huge stack of bulletins on my desk! Bulletin 8088

              Comment

              • Downunder
                Trusted Tech

                100+ Posts
                • Aug 2007
                • 174

                #22
                Re: B750 won't hold IP

                There are two flash cards on the copier, one easily accessible (by network port behind metal frame) and another one behind the network board. When the cards are new they have a few files on them, When the copiers are run up the copier writes more files to the cards. In the past I have ordered new cards and taken a copy of the contents. When having bootup problems I cut (not delete) the information off the old card and paste on the new card's information. Or you could just put on the new cards. you will need to enter serial number and reload other set-up functions.
                Hope this helps. Biz 421 and 501 have these issues as well.

                Comment

                • rrrohan
                  Service Manager

                  Site Contributor
                  1,000+ Posts
                  • Sep 2011
                  • 1977

                  #23
                  Well I ordered then installed the new card today
                  Reload firmware and set up serial, marketing area and so fourth

                  So far so good

                  The new card is sandisk. The old one was some brand I never heard of. I suspect the card was faulty considering a cf card restore temp fixed it previous.

                  Guess any machine that's done 5 million copies is bound to fail

                  Comment

                  • RRodgers
                    Service Manager

                    1,000+ Posts
                    • Jun 2009
                    • 1947

                    #24
                    Re: B750 won't hold IP

                    On the times I've had IP holding issue's it was usually due to not shutting the copier off at the POWER SWITCH (NOT BUTTON) when it asked you too. I found that the button was turned off first then the switch and this is when it wouldn't hold the IP. The screen does say shut off the main switch.
                    HTH
                    Color is not 4 times harder... it's 65,000 times harder. They call it "TECH MODE" for a reason. I have manual's and firmware for ya, course... you are going to have to earn it.

                    Comment

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