Memorex Telex 9290
| Type | 9590-ALG |
| Serial | 55-2815Y |
| Manufacturer | IBM Corp., United Kingdom Ltd. (*) |
| FCC ID | AN09590C50 |
| Date | May 1994 |
Physical description
| Type | Desktop |
| Dimensions (HxWxD) | 140 x 440 x 430 mm |
| Weight | 11.4 Kg |
| Drive bays | 3 x 3.5" half-height, 1 x 5.25" half-height (all accessible) |
| Power supply | 194 W, 110-220VAC manual voltage switch (9418) |
Main board
| Chipset/Manufacturer | IBM (planar id FF6F) |
| Bus | Micro Channel (MCA) 32-bit |
| Expansion slots | 4 x 32-bit (1 w. video ext., 2 available), one 64-bit for processor complex (proprietary), two 64-bit for memory cards (proprietary) |
| Interface | FDD (2 units) |
| Video | Integrated 16-bit XGA display adapter (1024x768, 16 colours; 640x480, 256 colours) |
| Ports | PS/2 keyboard, PS/2 mouse, 2 buffered serial (UART 16550A), parallel, XGA |
Cards
| Processor |
|
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| Memory | 2 memory riser cards (undated), each featuring 4 sockets for 70ns 72-pin SIMMs, parity checked (PS/2 proprietary) (***) | ||||||||||||
| Installed RAM | 32 Mb 70ns on riser cards (2 x 8 Mb and 4 x 4 Mb SIMMs, und.) | ||||||||||||
| Controller | IBM 32-bit PS/2 bus master SCSI adapter/A with 512 Kb cache (id 8EFF) (sticker 06/07/93, cables 2/9/93) | ||||||||||||
| Video | IBM 32-bit XGA-2 graphic adpt. (id 8FDA) (sticker 07/05/93) |
Storage
| Diskette drive | 2.88 Mb, 3.5 inch slim-height (Mitsubishi MF356F, FEB. 1994) |
| Hard disk | Maxtor MXT-540S (540 Mb), SCSI, 3.5 inch slim-height |
| 2nd hard disk | Maxtor MXT-540S (540 Mb), SCSI, 3.5 inch slim-height ADDITION |
Trivia
| Acquisition | Summer 99, collected in a dump together w. other appliances (incl. another 9290 which was demolished) |
| Condition | Very good, setup needed (cards pulled off) |
| Installed sw | IBM OS/2 2.1 (Italian), not booting |
| Modifications | Removed token-ring adapter, added second hard drive, added 2 x 8 Mb and 2 x 4 Mb memory SIMMs (it had 16 Mb only) |
| Current status | All hw working (2nd hard drive sometimes doesn't spin up at boot), a few scratches on top cover |
| Current O.S. | MS DOS 6.0 (US English), MS Windows for Workgroup 3.11 (Italian) |
| Spare parts | Almost everything, incl. drives, planar, etc. |
Notes
(*) This machine is in fact an IBM Enhanced Personal System/2 Model 90 XP 486.
(**) Existing processor complex can be changed with a newer one (Type-3 or 4, CPUs up to Pentium-90, supporting up to 256 Mb of RAM).
(***) Slower 80ns SIMMs can be used instead. Using a Type-2 processor complex SIMMs need not to be installed in pairs.
Peripherals: KEYBOARDS, MONITORS, MICES, PRINTERS
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This page was first
published on the web on Nov. 11, 2001 |