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Disk-Drive

Disk-Drive

2007-03-12 by Heiko Mehring

Hello emulators,

yesterday I have tried several different 3,5" diskdrives with my 
emulator II. Three of them are different Teac FD235HF-***, but not the 
recommended Teac FD235HF-A529. None of them worked. Is here someone in 
the group, who has another 3,5"-diskdrive then the recommended one? 
The main-problem on most of the drives is, that you could not jumper 
the drive to the necessary adress. Please let me hear, if someone has 
another drive working on his maschine.

Best regards
Heiko

Re: Disk-Drive

2007-03-13 by Chris Strellis

> The main-problem on most of the drives is, that you could not jumper 
> the drive to the necessary adress. 

Look over the PCB of the floppy drive.  Sometimes you will see a
surface mounted link for DS1 (drive select 1) and DS0 (drive select
0).  They maybe appear as two half-moon shaped pads. Desolder any DS1
link and bridge the DS0 with solder/wire.  See if this works.

I don't have an Emu II but I have resurrected a Roland S330 that way.

Cheers

Chris

http://www.strellis.com

Re: Disk-Drive

2007-03-14 by Heiko Mehring

Hello Chris,

thanx for your answer. DS0 doesn`t work. I think it must be DS2. The 
most drives just have DS0 and DS1. Two of the drives, which I have 
found In my basement have the possibility to jumper DS2 - one of 
them via jumper-plug the other via soldering iron. On both drives 
the LED lit up when I jumper DS2. But the formating process doesn`t 
start. If I will start formating, both drives-LED lit up and the 
display says, that the drive is not ready.

Best regards
Heiko



--- In emulatorII-list@yahoogroups.com, "Chris Strellis" 
<synthasy2000@...> wrote:
>
> 
> > The main-problem on most of the drives is, that you could not 
jumper 
> > the drive to the necessary adress. 
> 
> Look over the PCB of the floppy drive.  Sometimes you will see a
> surface mounted link for DS1 (drive select 1) and DS0 (drive select
> 0).  They maybe appear as two half-moon shaped pads. Desolder any 
DS1
> link and bridge the DS0 with solder/wire.  See if this works.
> 
> I don't have an Emu II but I have resurrected a Roland S330 that 
way.
> 
> Cheers
> 
> Chris
> 
> http://www.strellis.com
>