Octek UMC486-01 REV 1.0
chipChipset
cpuCPU socket
PGA168
speedFSB speed
25MHz
moboForm factor
Baby AT (max 220 x 330 mm)
dimDimensions
Empty
chipCache
None/Integrated in the CPU
ramMax RAM size
64MB
ramRAM type
30-pin SIMM
pwrPSU connector
AT (P8-P9)
connI/O ports
1x 
AT Keyboard
cardExpansion slots
7x 
16-bit ISA

Also known as:

  • Octek EP40086R10 REV 1.0
  • Vobis Highscreen Kompakt III 486SX-25

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 2024-06-30T10:14:43Z
Board info score is 6.9/10
chipsetChipset
chipChipset parts
UMC UM82C491
chipClock Synth / PLL chips
IMI SC425
cpuCPU family support
0 files available

Vendor: Mr. BIOS [1 entry]

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BIOS Ver.
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Core version
BIOS version
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drv No drivers available
doc No board documents available
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs

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