2025 Changes
16 Feb 2025
[1] Photos from Frank Brown
[2] Photos from ebay seller "Computer Trade Exchange"
15 Feb 2025
12 Feb 2025
- PS/55 Model 5545 and 8573 P70 - added plasma display connector, PDC and riser links
- 8573 P70 page:
- Rephrased plasma display connector description; added 5545 note
- Expanded plasma display block diagram section
- Added plasma display controller section
- Added MCA riser section with CA [1] and DA [2] photos
- Additional "new" planar ID
- PS/55 5545 and PS/2 P70 Planar Comparison - corrected board ID info
- Other minor changes
[1] Photos from ebay seller "Computer Trade Exchange"
[2] Photos from ebay seller "810.531.0356"
09 Feb 2025
- PS/55 Model 5545 page:
- Added planar photos and ID [1]
- Added planar outline and parts list [2]
- Added display adapter + daughter photos and ID [1]
- Added display adapter + daughter outline and parts list [3]
- Added riser ID and photos [1]
- Added plasma display ID and photos [1]
- Added PSU specs [1]
- Added 5545 vs P70 case comparison info and photos [1]
- Added PS/55 5545 and PS/2 P70 Planar Comparison page [1][4]
- 8573 P70 page:
- New planar - minor outline update [2]
- New planar - various part ID corrections
- Added plasma power cable routing info and photos [1]
- List of IBM ASICs & GAs - added 65X1380 + other P70/5545 related changes
- 8530 286 Planar page:
- Added Type 1 planar photos [5]
- Added Type 1 planar P/N
- Additional ZM14 part ID [5]
- Other minor changes
[1] Photos, files and information from Lee Daehan
[2] Outline created by Louis Ohland, edited by Tomáš Slavotínek
[3] Outline and part ID by Tomáš Slavotínek
[4] Photos by Tomáš Slavotínek
[5] Photos and information from Simmi Valgeirsson
04 Feb 2025
- Added PS/55 Model 5545 page containing: [1]
- General info and P70 comparison
- Model specifications
- Keyboard information and photos
- Reference disk links
[1] Original page by Tatsuo Sunagawa, translated from JP by Tomáš Slavotínek
02 Feb 2025
- Added Western Digital WD30-WDM page containing:
- Basic overview
- Low-res planar photos
- Links to magazines and videos
- Other minor changes
29 Jan 2025
- BT-646 / SDC3211F - added SDC3211F adapter photos [1]
- 10/100 Mbps Ethernet (9-K & 9-Q) page:
- Added base and daughter board photos [1]
- New base and daughter board outlines [2]
- Additional part ID [2]
- Additional adapter ID
- STB ERGO / PowerGraph MC page:
- Added PowerGraph adapter photos [1]
- Added PowerGraph adapter outline [2]
- Reworked ERGO adapter outline [2]
- Additional part ID + datasheet links [2]
- Logitech ScanMan Adapter page:
- Added alt. ScanMan adapter photos [1]
- Added alt. ScanMan adapter outline [2]
- Additional part ID + datasheet links [2]
- Ahead VGA Eagle - added Windows 3.1 driver [1]
- Japanese Display Adapters page:
- Expanded Font ROMs section
- Updated DA-III Font daughtercard ROM dump (finally correct) [3]
- Added ARCNET page containing: [4]
- Internal & external links
- ARCNET Datasheets & other documents
- ARCNET Drivers
- Added ARCNET Tutorial page [5]
- ADF Stash - fixed incorrectly labeled @6099.ADF link (thx Louis)
- IBM SCSI External Connectors & Cables - added "connector standardization" slides (thx Louis)
- Removed Irongate/Blackbird, O'Connor, Kentie, Ross Barker, and other misc. pages
- Other minor changes
[1] Photos and files from Ryan Alswede
[2] Outline and part ID by Tomáš Slavotínek
[3] File from Lorenzo Mollicone
[4] Information and files compiled by Louis Ohland
[5] Article HTMLized by Louis Ohland, edited by Tomáš Slavotínek
21 Jan 2025
- Japanese Display Adapters page:
- Added link to Binxelview utility
- Updated DA-III Font daughtercard ROM dump (still partially corrupt) [1]
[1] File from Lorenzo Mollicone
20 Jan 2025
[1] Files from Martin "Spooky" Voerman
[2] Photos and files from Christian Holzapfel
19 Jan 2025
- ChipChat 16 & 32 page:
- Added ChipChat ADF modified for IRQ5 support
- Added DOS game troubleshooting info
- Added Audio Sum Node info + link
- ADF Stash - added @5150.ADF ChipChat ADF modified for IRQ5 support
- Other minor changes
18 Jan 2025
- 8590 / 9590 Planar page:
- Added 91F7458 planar photos [1]
- Additional planar ID
- Japanese Display Adapters page:
- Added Google Translate links for Japanese websites
- Note about differences between AVEC Display Adapters
- 3Com 3C523 page:
- Added Early 3C523 adapter Rev E photos [2]
- Added Newer 3C523 adapter outline + additional part ID [3]
- Reworked Newest 3C523 adapter outline + additional part ID [3]
- Added Newest 3C523 adapter photos [4]
- Reworked 3C523 TP adapter outline, added parts list [3]
- Added 3C523 TP adapter photos [5]
- Added info about leaking caps for 3C523 TP (thx Lorenzo)
- ChipChat 16 & 32 - added ChatChip Reloaded link
- Other minor changes
[1] Photos from Frank Brown
[2] Photos from ebay seller "Computer Trade Exchange"
[3] Outline and part ID by Tomáš Slavotínek
[4] Photos from Al Boyanich
[5] Photos from Lorenzo Mollicone
17 Jan 2025
- Japanese Display Adapters page:
- Added DA-II Old - Early outline and parts list [1]
- Additional DA-II Old - Early adapter photos [2]
- Updated DA-II/III/V outline and parts list [1]
- Added DA-III w/o ROS outline [1]
- Added DA-III w/o ROS photos [3]
- Added DA-III Font daughtercard outline and parts list [1]
- Added DA-III Font daughtercard photos [3]
- Added DA-III Font daughtercard ROM dump [3]
- Additional adapter and component ID + corrections
- Other minor changes
[1] Outline and part ID by Tomáš Slavotínek
[2] Photos from Y! Auctions Japan seller "trgetter"
[3] Photos and files from Lorenzo Mollicone
13 Jan 2025
[1] Outline and part ID by Tomáš Slavotínek
[2] Photos by Lorenzo Mollicone
12 Jan 2025
- Model 5550 386 page:
- Added V0/V1 planar outline and parts list [1]
- Added V0/V1 planar photo [2]
- Added V0/V1 BIOS ROM images 56F7416/56F7417 [2]
- Added Vx 386 CPU board P/N and parts list [1]
- Added Vx 386 CPU board photos [2]
- Added Vx riser card P/N and parts list [1]
- Added Vx riser card photos [2]
- Added 23F2165 4MB SIMM photos [2]
- Added crosslinks between related PS/2 and PS/55 planar pages
- Japanese Display Adapters page:
- Added BVEC B1 outline and parts list [1]
- Additional B1 adapter photo [2]
- Added BVEC B1 BASE daughtercard outline and parts list [1]
- Added BVEC B1 BASE photo [2]
- PS/55 Adapter List - removed non-Japanese adapters, minor corrections
- SCSI I/O Controller 4-4 - alternative adapter photos [3]
- List of Known Planar IDs page:
- Added alt. Ricoh MyTool name (thx Louis)
- Added 5571-V1 ID (thx Louis)
- NCR System 3300 - Model 3350 - removed "Bam-Bam?" reference from Clarity I section
- Other minor changes
[1] Outline and part ID by Tomáš Slavotínek
[2] Photos and files from Tomáš Slavotínek
[3] Photo from Y! Auctions Japan seller "k_border_815"
10 Jan 2025
[1] Page compiled by Louis Ohland, edited by Tomáš Slavotínek
[2] Photo from DesignSpark
03 Jan 2025 — 04 Jan 2025
[1] Document scan provided by Kevin Adams
01 Jan 2025
- Upgrading the P90 Complex pages:
- Removed some obsolete and/or redundant info
- Additional BIOS info and links
- Website backend update
- Other minor changes
Older Changes
2024 Changelog
2023 Changelog
2022 Changelog
2021 Changelog
2020 Changelog
2016 – 2019 Changelog
Note: Changelogs from 1998 through 2016 are
unavailable because page updates weren't formally tracked. Update notices were
typically posted to the CSIPH newsgroup
— try searching there if you want to pinpoint when a specific change or
piece of information was added.
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