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thomsonicus

Joined: 11 Dec 2007 Posts: 223 Location: Poland
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Posted: Tue Aug 05, 2008 4:42 pm Post subject: MGA or HGA display? |
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hi.
I've found my long-lost graphics card and after a short look I started wondering whether it was a Hercules or a monochrome card?
Tommorow I'll dig up the amber monitor that came with it and start it up (maybe). _________________ Power without the price. |
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debs3759

Joined: 18 Jan 2006 Posts: 5126 Location: In the computer room
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Posted: Tue Aug 05, 2008 5:55 pm Post subject: |
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It may no longer work, as there is nothing covering the window on the EPROM (which means the BIOS may have got erased over time exposed to light, especially if it has been in daylight or near any other source of UV).
Can you give the FCC ID? I can't read it from those pics, and it might help to identify it (it can possibly be found on the FCC archives...). _________________ OMG, I finally found out what's wrong with my brain:
On the left side, there's nothing right, and on the right side there's nothing left!
Debs |
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Elar
Joined: 16 Jul 2003 Posts: 641 Location: Tallinn, Estonia
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Posted: Wed Aug 06, 2008 12:44 am Post subject: |
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16MHz crystal indicates at least MGA/Hercules, jumpers may indicate CGA as well or they are for LPT port selection/LPT disable-enable. EPROM is not a BIOS but character generator instead.
64KB video RAM means that Hercules graphics is available. |
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thomsonicus

Joined: 11 Dec 2007 Posts: 223 Location: Poland
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Posted: Wed Aug 06, 2008 4:12 am Post subject: |
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the FCC ID: ID2W86855AF
Sorry for the poor quality of the photo, i took it with my mobile which has a very poor macro _________________ Power without the price. |
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debs3759

Joined: 18 Jan 2006 Posts: 5126 Location: In the computer room
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Posted: Wed Aug 06, 2008 4:24 am Post subject: |
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It is:
Monochrome Graphic & Printer Card
Made by Winbond. FCC registration granted 07/23/1991
Hope this helpsyou Unfortunately, although the FCC ID can often help identify what TYPE of product you have, it will generally not point you to documentation/drivers/manuals etc.
PS, don't worry about the picture quality. When I first joined the forums, it was a couple of years before I could even take a poor quality picture  _________________ OMG, I finally found out what's wrong with my brain:
On the left side, there's nothing right, and on the right side there's nothing left!
Debs |
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thomsonicus

Joined: 11 Dec 2007 Posts: 223 Location: Poland
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Posted: Wed Aug 06, 2008 5:20 am Post subject: |
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it's a GRAPHICS card so it's Hercules, right? MDA didn't support any graphics, only text modes.
Gotta dig out that monitor someday see if it's still working with that eprom window uncovered _________________ Power without the price. |
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