Soyo SY-027B2 / SY-027B5
Logs
chipChipset
cpuSocket
Socket 3 (PGA237)
speedFSB speeds
25MHz33MHz40MHz50MHz
moboForm factor
Baby AT (max 220 x 330 mm)
dimDimensions
220mm x 220mm
chipCache
128KB256KB
ramMax RAM size
64MB
ramRAM type
72-pin FPM
pwrPSU connector
AT (6-pin P8 + 6-pin P9)
maxcpuMulti CPU support
no
connI/O ports
1x 
AT Keyboard
cardExpansion slots
3x 
16-bit ISA
4x 
32-bit PCI
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

Last updated 2023-10-14T17:54:47Z
Board info score is 9.2/10
chip Chips
-> Chipset part
UMC UM8881F UMC UM8886AF
-> Real-Time Clock
Dallas DS12887A
cpufam CPU family support
bios 1 BIOS file available

vendor Award - 1 entry

POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
05/02/95-UMC-881/886A-2A4X5S22-00
Note
Core version
4.50G
BIOS version
Logs
drv No drivers available
doc 1 board document available
Release date
File
Logs
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Family
Release date
File
Logs
Family
Release date
1996-03
File
Logs
Family
Release date
1995-07
File
Logs
Family
Release date
1995-10
File
Logs
Family
Release date
1995-12
File
Logs
Family
Release date
1989-04
File
Logs
Family
Release date
1990
File
Logs
Family
Release date
1992-10
File
Logs
Family
Release date
1992-02
File
Logs
image1 Image 1 of 2 (Microhouse)
image2 Image 2 of 2

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