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Your go-to destination for everything IBM PS/2 and Micro Channel
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Update History
PS/55 Pages
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For more recent changes see the Global Changelog.
| 06 Feb 2006 | | Links to larger pictures stored in free web space (sandy55.fc2web.com).
Uploaded ref/diags for major PS/55 systems.
I'm back to the PS/55 world again! |
| 18 Sep 2004 | | Added link to Another Still Crazy page and model M keyboard.
Both pages were written in Japanese.
A few Model M pages are available in English.
Minor fix for some dead links. |
| 21 Jun 2003 | | Added 5576 Keyboard section |
| 17 May 2003 | | Updated 5550-386 stage 1&2 system boards.
Added 8MB SIMM usage in 5530-T section. |
| 04 May 2003 | | Corrected 5560-W and 5580-W information |
| 16 Feb 2003 | | Updated 5530 section |
| 11 Feb 2003 | | Divided 5560 & 5580 into separate pages |
| 02 Feb 2003 | | Added Files section. Don't know how long will it last.
Added a handy diagram page outlining the PS/55 history. |
| 01 Feb 2003 | | Updated pictures of Japanese Display Adapters and short SCSI /A |
| 26 Jan 2003 | | Updated 5550-386, 5550-486, and 5530.
5540 and 5510 pages separated from 5550-386. |
| 19 Jan 2003 | | Added link to Multistation English page |
| 13 Jan 2003 | | Added link to Multistation Japanese page by Mr. Tahara |
| 11 Jan 2003 | | Added IC DRAM page |
| 10 Jan 2003 | | Updated xxx0/xxx1 model numbering in 5550 (386, 486)/5570/5560 sections |
| 09 Jan 2003 | | Added 5541-T planar outline from Mr. Tahara |
| 02 Jan 2003 | | Added photo of Matilda |
| 29 Dec 2002 | | Added 1.2MB FD info in 5550-486 page. Revised 51-N/R planar outline |
| 28 Dec 2002 | | Uploaded Still Crazy 021020 & 021228 |
| 20 Dec 2002 | | Updated 5530 section |
| 02 Dec 2002 | | Separated SVGA Adapters from the PS/55 Display Adapter section |
| 15 Nov 2002 | | Updated Interposer section |
| 02 Nov 2002 | | Added P54C section |
| 27 Oct 2002 | | Added 386 Upgrade section |
| 13 Oct 2002 | | Added 486 Interposer section. Various amendments to all pages.
Updated Still Crazy page. |
| 07 Sep 2002 | | Published the original (crappy) pages
(CSIPH announcement) |
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