National CF-3000
This page was last modified 10:44, 18 February 2022 by Mars2000you. Based on work by Sdsnatcher73 and Rderooy and others.



The National CF-3000 is produced by the Japanese corporation Matsushita Denki for the Japanese market. At that time National was the brand used in Japan and Panasonic was used for the international market.

The computer consists out of a single case with a separate keyboard. It's available in silver color.

This model got a Good Design Award in 1984!

The MSX1 product line from National was called "King-Kong" in Japan.

Brand National
Model CF-3000
Year 11-1984
Region Japan
Launch price ¥79,800
RAM 64kB in slot 1
Media MSX cartridges
Video Texas Instruments TMS9928A
Audio PSG (AY-3-8910)
Chipset none (separate IC's)
Keyboard layout QWERTY/JP50on + numeric keypad
Extras Eject button for each cartridge slot, superimpose connector, numeric keypad
Emulation ROM dumped and emulated



National CF-3000 box + content
National CF-3000
National CF-3000 box
National CF-3000 front
National CF-3000/3300 keyboard
National CF-3000 back
National CF-3000 left side
National CF-3000 inside
National CF-3000 label
National CF-3000 with CF-2601 superimpose unit
National CF-3000 manuals

Keyboard output

CF-3000 50on keyboard output


The CF-3000 is an MSX1 with a Z80A from NEC (D780C-1) and without MSX-Engine. The superimpose unit (CF-2601) is optional.

The unit does not have the space for an internal floppy disk drive.

  • Size: 428×96×285 mm (unit), 426×40×159 mm (keyboard)
  • Weight: 6.8kg

Slot Map

Slot 0 Slot 1 Slot 2 Slot 3
Page C000h~FFFFh 64kB
Slot 1
Slot 2
Page 8000h~BFFFh
Page 4000h~7FFFh Main-ROM
Page 0000h~3FFFh