Thanks Brad.  I'd have to check but did I make one of those 32kram units
for you also?

On Friday, September 30, 2022, Brad Grier <[email protected]> wrote:

> Stephen, feel free to ping me if you think I can help. I have both an
> 8201a (currently hosting my REX#, and an 8201(no A).
>
> On Fri, Sep 30, 2022 at 7:00 PM Stephen Adolph <[email protected]>
> wrote:
>
>> Ok well I suggest rather than bog down the list, let's sort it out
>> directly.
>>
>> I'll build a new one and see if I can find a problem.
>>
>>
>>
>>
>> On Friday, September 30, 2022, Mark McBride <[email protected]> wrote:
>>
>>> Holding ctrl down during entire process does not change the outcome:
>>> bank #2 still not recognized
>>>
>>>
>>> On 2022-09-30, at 8:12 PM, Stephen Adolph <[email protected]> wrote:
>>>
>>> Yah... interesting...
>>> I guess I would hold cntl down through the cold restart process.
>>>
>>> I build these ram modules and test actually on an M100 with a test
>>> harness.
>>>
>>> I'll go back and see if one of these upgrades runs in an 8201 also.  I
>>> know they did.  Maybe something changed.
>>>
>>> Greg i thought you had alternative rams to try also?
>>>
>>> I would suggest moving 16k from bank 1 to bank 2 to prove the main board
>>> is basically ok.
>>>
>>> Steve
>>>
>>>
>>>
>>> On Friday, September 30, 2022, Gregory McGill <[email protected]>
>>> wrote:
>>>
>>>> Interesting I'm having the same issue after installing 2nd bank
>>>> memory.. just can't get it to recognize there IS a 2nd bank
>>>> mine is just a 8201 (no A)
>>>>
>>>> On Fri, Sep 30, 2022 at 3:42 PM Mark McBride <[email protected]> wrote:
>>>>
>>>>> I’m just getting back into my PC8201A after a very long hiatus.  It
>>>>> boots up and everything works just fine in Bank #1.  A few sticky keys 
>>>>> that
>>>>> need to be cleaned.  I ordered and installed the Rex# rom from Stephen
>>>>> Adolph and it works (thanks Stephen!).
>>>>>
>>>>> The issue I’m facing is that I can’t get to Bank #2.  It’s installed
>>>>> (Stephen confirmed from a picture in a private email exchange).  I’ve
>>>>> repeatedly tried a cold-start to access it with no luck.  According to the
>>>>> manual, the cold-start for Bank #2 is:
>>>>>
>>>>> ==================
>>>>> This type of Cold Start is performed in the MENU mode. The steps for
>>>>> the Cold Start of Bank# 2 are performed while displaying Bank # 1, and the
>>>>> steps for the Cold Start of Bank# 3 are performed while displaying Bank #
>>>>> 2. The two steps of the Cold Start must be performed one right after the
>>>>> other, with no time lapse between the two. The SHIFT Key is kept depressed
>>>>> during both steps:
>>>>> 1. Press the f.5 Function Key while keeping the SHIFT Key depressed.
>>>>> The screen will clear for an instant at this time.
>>>>>
>>>>> 2. Press the CTRL Key immediately after pressing the f.5 Function Key,
>>>>> while the SHIFT Key remains depressed and the screen is clear.
>>>>>
>>>>> This process will not work if the SHIFT Key is released before step 2
>>>>> is completed. The screen clears instantly after step 1, and step 2 must be
>>>>> performed during the instant that the screen is cleared, before a new
>>>>> screen is displayed.”
>>>>> ==================
>>>>>
>>>>> Any ideas on what else to be trying/checking/doing would be
>>>>> appreciated.
>>>>>
>>>>> Best,
>>>>>
>>>>> Mark
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>
>
> --
> --
> Brad Grier
>
>
>

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