Chaintech 4SLE
chipChipset
cpuCPU socket
speedFSB speeds
20MHz25MHz33MHz50MHz
moboForm factor
Baby AT (max 220 x 330 mm)
dimDimensions
220mm x 250mm
chipCache
64KB128KB256KB512KB
ramMax RAM size
64MB
ramRAM types
30-pin SIMM72-pin FPM
pwrPSU connector
connI/O ports
1x 
AT Keyboard
cardExpansion slots
6x 
16-bit ISA
3x 
32-bit VLB
1x 
8-bit ISA

Also known as:

  • Chaintech 486SLE
  • Mylex MGI486
  • Mylex MGI 486

Known issues:

  • Leaky Ni-Cd clock battery

The Ni-Cd battery may be leaking, risking damage to PCB layers & nearby components. Promptly remove the battery & clean corrosion/alkaline salts from the board. Use white vinegar to dissolve salts, but exercise caution as vinegar can corrode exposed metals. A thorough examination & repair may be needed. Replace battery with guide: https://github.com/wiretap-retro/Not-A-Varta

Last updated 2023-04-14T08:50:57Z
Score is 8.9/10
3 files available

Vendor: Mylex [1 entry]

POST string
Note
Core Ver.
BIOS Ver.
Last edit
POST string
MGI486 ISA
Note
Core version
6.13
BIOS version
Last edit
pwr 2022-08-24

Vendor: Award [3 entries]

POST string
Note
Core Ver.
BIOS Ver.
Last edit
POST string
11/09/94-SIS-85C471E-2C4I9C31-00
Note
Core version
4.50G
BIOS version
Last edit
pwr 2020-10-29
POST string
10/29/93-SIS-85C471E-2C4I9C31-00
Note
Core version
4.50G
BIOS version
07/13/94
Last edit
pwr 2023-04-14
POST string
03/23/95-SIS-85C471E-2C4I9C31-00
Note
Mylex OEM
Core version
4.50G
BIOS version
Last edit
pwr 2022-08-24
drv No drivers available
doc 2 board documents available
Language
Release date
File
Last edit
Language
English
Release date
File
Last edit
pwr 2020-09-07
Language
English
Release date
File
Last edit
pwr 2021-04-24
chipdoc 3 chip documents available
Chip
Language
Release date
File
Last edit
Chip
Language
English
Release date
File
Last edit
pwr 2023-05-05
Chip
Language
English
Release date
File
Last edit
pwr 2023-05-05
Chip
Language
English
Release date
File
Last edit
pwr 2023-08-30

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