MiTAC/Trigon MBA-0??
Logs
chipChipset
cpuSockets
PGA132 PGA121 PQFP80
speedFSB speed
40MHz
moboForm factor
Baby AT (max 220 x 330 mm)
dimDimensions
Empty
chipCache
None/Integrated in the CPU
ramMax RAM size
Empty
ramRAM type
30-pin SIMM
pwrPSU connector
AT (6-pin P8 + 6-pin P9)
tag Also known as
  • Unknown 386IS-B-6-2
  • Escom bigtower model
connI/O ports
1x 
AT Keyboard
cardExpansion slots
6x 
16-bit ISA
1x 
8-bit ISA
wrench 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

notes Notes

Some settings are known: J14 J15 J16 8 MHz: On On On 20 MHz: On On Off 25 MHz: On Off On 40 MHz: On Off Off 33 MHz: Off On On 50 MHz: Off On Off 4 MHz: Off Off On 2 MHz: Off Off Off

Last updated 2024-12-31T18:06:12Z
Board info score is 7.9/10
chip Chips
cpufam CPU family support
bios 1 BIOS file available

vendor AMI - 1 entry

POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
40-0000-001594-00101111-111192-SIS3486-F
Note
Core version
111192
BIOS version
Logs
drv No drivers available
doc No board documents available
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1995-11-30
File
Logs
Chip
Release date
1984
File
Logs
Chip
Release date
1995-11-22
File
Logs
Chip
Release date
1994-10
File
Logs
Chip
Release date
1994-07
File
Logs
image1 Image 1 of 3 (moturimi)
image2 Image 2 of 3 (moturimi)
image3 Image 3 of 3 (OS/2 Museum)

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