[Coco] Frustrated in Seattle

[Gene Heskett]

On Friday 14 March 2008, theother_bob wrote:
>Are you covering both sides of the hole (top & bottom)?
>
>When I first tried doing this, I covered the hole in the top side of the
> disk with electrical tape, assuming it would work. Turns out my drive had a
> pin that stuck up from the bottom, so my tape was useless. So I put the
> tape on both sides and the disk worked.
>
>After a while I sterted getting errors and noticed that the tape was sinking
> into the hole due to the tiny but constant pressure from the switch. So if
> I must block a hole now, I fill it with a drop of hot-melt glue (keeping
> that corner down so it can't drip onto the media) and then cover the glued
> hole with tape to block optical sensors.
>
>Bob
>
And you may find that the tape doesn't always work, the opticals are often 
infrared, and that tape is not near as black at 1100 nanometeres as it is at 
500.  Been there, done that.
>
>----- Original Message ----
>From: Ed Orbea <ed.orbea at gmail.com>
>To: "Coco Group @ Maltedmedia.com" <coco at maltedmedia.com>
>Sent: Thursday, March 13, 2008 7:43:26 PM
>Subject: [Coco] Frustrated in Seattle
>
>Here is more information that was requested by folk trying to help me.
>
>(1) Dmode Output
>  nam=d1
>  mgr=RBF
>  ddr=rb1773
>  hpn=07
>  hpa=FF40
>  drv=01
>  stp=03
>  typ=21
>  dns=01
>  cyl=50
>  sid=02
>  vfy=01
>  sct=0012
>  t0s=0012
>  ilv=03
>  sas=08
>  wpc=
>  ofs=
>  rwc=
>
>(2) Terminating resistors
>Drive /d0 (the 5.25 drive) is at the physical end of the interface
>cable. There is a terminating resistor on this drive
>Drive /d1 (the 3.25 drive) is not at the physical end of the interface
>cable. There is a terminating resistor on this drive also
>It is not possible to make /d0 the 3.25, since I need to boot NitrOS9
>from floppy, but I could explore booting from DriveWire assuming
>DriveWire allows using it's floppy drive as drive 1
>
>(3) RS-DOS
>When using RS-DOS and executing a DIR 0, only the drive 0 (5.25) light
>turns on, When using RS-DOS and executing a DIR 1, only the drive 1
>(3.25) light turns on.
>
>Based upon what the responses so far have been, the hardware and drivers
>are correct. I know the drives are physically fine, so that only leaves
>the media. I probably need to use 720kb media in the drive, and not
>"cover the sensor hole" on HD media to make the drive think it is a
>720kb disk.
>
>Comments????
>
>
>Thanks.
>Ed
>
>
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>
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-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
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