A-Trend 4GPV4
Chipset
Socket 
FSB speeds 20MHz25MHz33MHz40MHz50MHz
Form factorBaby AT (max 220 x 330 mm)
Dimensions254mm x 218mm
Max RAM size
RAM type 
PSU connector
Also known as
- VISIONEX GREEN-A
- California Graphics CG486VL
I/O ports1x
AT Keyboard
Expansion slots8x
16-bit ISA
3x
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 2024-12-30T15:47:27Z
Board info score is 9.2/10
Chips
-
Human Interface
CPU family support
1 BIOS file available
Award - 1 entry
POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
Note
Core version
BIOS version
Logs
Mr. BIOS - 1 entry
POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
Note
Core version
BIOS version
Logs
AMI - 1 entry
POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
40-0105-006398-00101111-080893-CTQ-596A
Note
California Graphics OEM
Core version
080893
BIOS version
Logs
No drivers available
2 board documents available
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
1990
File
Logs
Chip
Release date
1996-08-09
File
Logs
Chip
Release date
1996-05-15
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1995-11-22
File
Logs
Chip
Release date
1994-07
File
Logs
Family
Release date
File
Logs
Image 1 of 2 (Microhouse)
Image 2 of 2
Disclaimer
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