Chipset
Socket 
FSB speeds 
Form factor
Dimensions
Max VRAM size
RAM type 
PSU connector
Also known as
- Packard Bell PB420 (rev.C)
- Packard Bell PB420T (rev.C)
I/O ports
Expansion slots
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
- Expansion slots are on proprietary riser
The listed slots are on the riser card that came with the motherboard.
If you have this board make sure you have the riser for it.
Notes
J21 is the second serial port at TTL level for an optional modem or level shifted serial port breakout
Chips
CPU family support
2 BIOS files available
Phoenix - 4 entries
1 driver available
MS-DOS
OS/2 1.x
OS/2 2.x
Windows 3.0
Windows NT 3.5x
2 board documents available
Image 1 of 3 (Microhouse)
Image 2 of 3 (ThisOldTech)
Image 3 of 3 (ThisOldTech)
Disclaimer
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