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28S Advice Needed
06-19-2021, 09:48 PM
Post: #6
RE: 28S Advice Needed
After a very successful label removal, i have found exactly Zero broken heat stakes.

The keys all feel like new.

Here's what I know:

1) I know that [ON], [+], and [-] work because I am able to adjust the contrast.
2) The LCD is working since I am able to see all pixels when I darken the contrast.
3) The [ON][ < ] combination works to Initiate the self-test.
4) Something is alive in there because the [ON][ < ] test is sending intelligible data to the printer.

5) The [ON][ ^] and [ON][INS][ > ] resets do not work.
6) The [ON][ < ] Test consistently results in the "2 Fail" Message.

Time to drill. Maybe new foam under the flexible contact strip and some Deoxit...

I wish I could find out what the "2 Fail" message means...

My Collection: 55, 67T, 25PLP, 34C, 15C, 16C, 41CV, 41CX, 41-CL, DM41X, DM42, 42S, 48G, 71B, 75C, 95LX, HP-150, Portable+, HP-86, Integral PC.
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Messages In This Thread
28S Advice Needed - twoweims - 06-18-2021, 07:08 PM
RE: 28S Advice Needed - C.Ret - 06-19-2021, 06:08 PM
RE: 28S Advice Needed - twoweims - 06-19-2021, 06:25 PM
RE: 28S Advice Needed - C.Ret - 06-19-2021, 06:46 PM
RE: 28S Advice Needed - Steve Simpkin - 06-19-2021, 07:39 PM
RE: 28S Advice Needed - twoweims - 06-19-2021 09:48 PM



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