Chicony CH-471B 1.0
Chipset
Socket 
FSB speeds 25MHz33MHz40MHz50MHz
Form factorBaby AT (max 220 x 330 mm)
Dimensions330mm x 218mm
Cache
32KB64KB128KB256KB512KB1MB
Max RAM size
128MB
RAM type 72-pin FPM
PSU connector
Also known as
- Chicony 001-00486-024
I/O ports1x
AT Keyboard
1x
Floppy interface
1x
Gameport
2x
IDE interface
1x
Parallel
2x
Serial
Expansion slots7x
16-bit ISA
2x
32-bit VLB
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 2024-10-28T21:47:30Z
Board info score is 9.2/10
Chips
-> Chipset part
-> Signal transmitter/receiver
-> Super I/O
CPU family support
3 BIOS files available
Award - 3 entries
POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
06/29/95-SIS-85C471B/E/G-2C4I9C21-00
Note
Vobis OEM, y2k compliant
Core version
4.50G
BIOS version
Logs
POST string
01/11/95-SIS-85C471B/E/G-2C4I9C21-00
Note
Vobis OEM
Core version
4.50G
BIOS version
Logs
POST string
10/11/94-SIS-85C471B/E/G-2C4I9C21-00
Note
Vobis OEM
Core version
4.50G
BIOS version
Logs
No drivers available
1 board document available
Release date
File
Logs
Chip
Release date
File
Logs
Family
Release date
File
Logs
Family
Release date
1996-03
File
Logs
Image 1 of 3 (Microhouse)
Image 2 of 3 (Boohyaka)
Image 3 of 3
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