The Sinclair QL Forum

Whopper wrote: Does the white screen have vertical black / colour dotted lines displayed.

If Flock1967's description is accurate, it matches the symptoms of a QL of mine: a pure white screen, no lines nor dots.
Will your procedure works anyway?

klausfrank wrote:I have a master - still working from a backup ! I have both microdrive and disc.
Regards

Great! I sent you a PM

Great news, thanks!

Thanks!

Hi,
with Minerva the test starts automatically. No software needed
You'll get a sequence of screens showing alphanumeric codes

Hi, I made a new OpenType font set reproducing the classical QL characters. Includes also some extra symbols (Euro, TM, bullet etc.). It simulates the width of the characters as they appear on a 4/3 display. There is also a monospace version so you can align perfectly your PROCedures when displaying...

Is the system test program mentioned in the service manual available somewhere?

maybe I'm missing the point
It's obvious that a PC must have the FDD port in order to support a floppy drive!
Still, the presence of the port doesn't guarantee the support of 5.1/4 drives

Ah! :lol: I'm hoping the last one I have with floppy support still works! I suggest you to check the BIOS config menu first. You should find something like Advanced -> Floppy configuration. Here you find a list of supported floppy drives, and you must choose 5.1/4 and the correct capacity (if prese...

RWAP wrote:I have 3 microdrive units with just a single key (instead of the normal 2) - does anyone want one of these units to experiment with and compare?

It could be interesting. Can you tell something about their condition and price please?
thanks