Re: C451 Utility Buttons Missing
With all the firmware you are installing, do you also have the pdfs that accompany them to check the check sums, and if you do, are you checking them??
If you set the HDD in Trouble Mode in service mode, then unset it.
Here are a few additional things:
Format the HDD
Test the HDD
Test the DIMM(s) (ram) in Service Mode (even better, test with a laptop with a compatible laptopp if you have one and use memtest86).
Take a look to see if there are any warnings/codes in the Counter menu in Service Mode.
Out of curiosity, do you have a Fiery installed?
When I see missing options on these machines, I tend to think NVRAM (in my experience); however, I have never seen your scenario (expect for maybe when the MFP is warming up/initializing). Therefore, you are looking at a code, nvram or a board. You are an end user, so you might have issues getting the NVRAM recovery tool (you also need a 128-256 unformatted CF card and card reader).
With all the firmware you are installing, do you also have the pdfs that accompany them to check the check sums, and if you do, are you checking them??
If you set the HDD in Trouble Mode in service mode, then unset it.
Here are a few additional things:
Format the HDD
Test the HDD
Test the DIMM(s) (ram) in Service Mode (even better, test with a laptop with a compatible laptopp if you have one and use memtest86).
Take a look to see if there are any warnings/codes in the Counter menu in Service Mode.
Out of curiosity, do you have a Fiery installed?
When I see missing options on these machines, I tend to think NVRAM (in my experience); however, I have never seen your scenario (expect for maybe when the MFP is warming up/initializing). Therefore, you are looking at a code, nvram or a board. You are an end user, so you might have issues getting the NVRAM recovery tool (you also need a 128-256 unformatted CF card and card reader).
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