Now _that_ is a snazzy Model-T for the fashion-conscious, high power 
businessman of the 1980s!  When you whip that out it'll impress even the Old 
Boys in the board room. 

Of course Radio-Shack could never pull that off, but I wonder if anyone ever 
hot-rodded their Model 100 for style. Maybe some racing stripes to make it go 
faster?

--b9


On June 1, 2026 6:48:45 PM PDT, Santo Nucifora <[email protected]> wrote:
>Thanks for asking about it.  I actually got it working this afternoon after
>changing the 12 volt battery, replacing a bad diode and the internal fuse.
>An intermittent ribbon cable issue didn't help either but sorted that out.
>I had to archive the disks before using them so I was happy to be able to
>reproduce them for testing.  I could go on and on so I'll put up a blog
>post and post a link when done.
>
>Here is a quick picture.
>https://vintagecomputer.ca/files/TRS-80/PicDisc/PicDiscOlivettiM10sm.JPG
>Sorry, tried to include a picture but it was too big for the list so I
>posted a link to the picture.
>
>It is CP/M only.  Shows 60 columns by 8 rows but you can window around with
>the arrow keys so it actually supports 80 x 24 as advertised.  I need to
>figure out how to put some CP/M software on the floppies.  I'll make a full
>blog post and post here soon.
>
>Thanks,
>Santo
>
>On Mon, Jun 1, 2026 at 9:19 PM B 9 <[email protected]> wrote:
>
>> I had never heard of PicDisc before. The advertisement in Portable
>> 100/200/600 Magazine (February 1986) makes it sound like quite the
>> wonderbeast with every feature one could wish for: floppy drive, CP/M, 64K
>> RAM, 60-column display, light-weight, and rechargeable. And all that for
>> just $600. In the same issue, the Chipmunk is advertised at $500 and
>> that's just a floppy drive.
>>
>> I hope that once you get your PicDisc working, you'll post more about it
>> so there won't be such a dearth of information for the next person who
>> finds one.
>>
>> —b9
>>
>>
>>
>> [image: image.jpeg]
>>
>> On Sat, May 30, 2026 at 5:45 AM Santo Nucifora <[email protected]>
>> wrote:
>>
>>> Hi folks,
>>>
>>> It's my first post but I am not new to the M100.  I've refurbished two or
>>> three via recapping and they are great little machines.  I was recently
>>> intrigued by and acquired an Olivetti M10 with PicDisc drive from someone
>>> on eBay who got it from an estate sale.  They have no idea how it works AND
>>> there's no documentation, of course.  It would not power on for them but I
>>> expected that.
>>>
>>> I've since received it and taken it apart and the M10 works fine.  Caps
>>> all look fine but I had to remove the battery as there was some corrosion
>>> but not much.  It pops up a PicDisc battery warning and then shuts down
>>> immediately.  Makes sense, I guess.  I am waiting for a new 12 volt
>>> rechargeable lead acid battery to arrive.  I'm surprised there was one that
>>> small but at 1.2ah, it's supposed to last for 20 hours on  a single charge
>>> with normal use.   In case anyone is wondering, it uses the same Teac
>>> FD-35E 3.5" single sided drive mechanism as the Chipmunk drive that Hey
>>> Birt! had in the drive he restored recently.  I think I'll chance firing it
>>> up as is.
>>>
>>> First off, I would love to hear from anyone that has had experience with
>>> a PicDisc.  I think I may have a CP/M disk or two that might work as the
>>> PicDisk boots up CP/M 2.2 from what I've read.  I haven't gotten up to
>>> powering it up yet but I have already archived the disks I think might work
>>> with it.  Initially it also came with a bunch of MS-DOS disks that don't
>>> seem to be related at all and nothing screams "PicDisc" expect for one or
>>> two single sided double density 3.5" diskettes with hand written labels.
>>>
>>> I was going to play with the PicDisc this morning with the dead battery
>>> installed as there is a barrel jack on the PicDisc unit but no markings as
>>> to what voltage.  I might guess 12VDC because to the recharging needed but
>>> there is a mystery barrel plugged wire that is hand-soldered to the M10
>>> battery terminals that was just coiled up near the PicDisc barrel jack.  It
>>> fits the barrel jack of the PicDisk and would be 6VDC (battery compartment
>>> voltage on the M10).  Because of this, it makes me pause as to what voltage
>>> is needed on the PicDisc so for now I wait for the battery.  That should
>>> make it work as it will come fully charged.  The board in the PicDisc has
>>> 32K of static RAM on it along with a bunch of other electronics so I don't
>>> want to fry anything accidently with the wrong voltage.
>>>
>>> If anyone has any experience with the PicDisc, I'd love to fine any
>>> software, documentation to even just your experience with it and what that
>>> input voltage should be on the PicDisc because, of course, it did not come
>>> with an adapter. With the 12VDC battery recharging needed, I am just not
>>> sure.
>>>
>>> I've only been able to find ads, a comparison article of the Chipmunk
>>> drive VS the PicDisc and one post that talked about 22Disk settings for the
>>> format used by the PicDisc so I am hoping to find someone who might have
>>> had one.
>>>
>>> Any help or feedback is much appreciated.  Let's hope I can get this
>>> PicDisc working like it used to.
>>>
>>> Santo Nucifora
>>> https://vintagecomputer.ca
>>>
>>

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