TriGem SanJose
chipChipset
cpuCPU socket
speedFSB speeds
25MHz33MHz50MHz
moboForm factor
LPX (max 229 x 330 mm)
dimDimensions
330mm x 218mm
chipCache
128KB256KB
ramMax RAM size
132MB(4MB on-board)
ramRAM type
72-pin FPM
pwrPSU connector
connI/O ports
1x 
Floppy interface
2x 
IDE interface
1x 
PS/2 keyboard
1x 
PS/2 mouse
1x 
Parallel
2x 
Serial
1x 
VGA
cardExpansion slots
3x 
16-bit ISA
1x 
32-bit PCI

Also known as:

  • Epson ActionPC 2600
  • Epson ActionPC 5500
  • TriGem TG486AP
  • Epson Endeavor II

Known issues:

  • DALLAS RTC coin cell empty

The motherboard's Real-Time Clock (RTC) chip contains a coin cell that may have drained, causing the loss of CMOS settings. This can result in an inability to save settings, causing system instability or failure to boot. To fix this, the RTC chip can be replaced with an equivalent or repaired by cutting into it and soldering on a new external coin cell holder. Replacement guides are available at https://github.com/necroware/nwX287 or https://github.com/necroware/nw12887, depending on the actual chip used.

Notes:

Expansion slots are provided via the proprietary riser card. See Product Guide for pinout.

Last updated 2023-12-08T10:16:26Z
Board info score is 8.7/10
cpuCPU family support
2 files available

Vendor: AMI [2 entries]

POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
41-38cb-000908-00011111-101094-UMC88B
Note
Core version
101094
BIOS version
Logs
POST string
41-38cb-000504-00111111-072594-UMC88A
Note
Core version
072594
BIOS version
Logs
drv 1 known good driver available
Name
Version
OS support
Size
Filename
Name
Version
3.3
OS support
OS/2 Warp 3.x Windows 3.1x
Size
Empty
Filename
doc 4 board documents available
Release date
File
Logs
Release date
File
Logs
Release date
File
Logs
Release date
File
Logs
Release date
File
Logs

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