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 >>> >>> >>> >>> >>> >>> >
