Panasonic FS-A1WSX

The FS-A1WSX refined Panasonic’s MSX2+ design with updated firmware, built-in floppy storage, MSX-MUSIC and S-Video output.

It was among the last and most capable Z80-only Panasonic MSX computers before the turbo R generation.

Notable Features

• MSX2+ graphics and FM sound
• Built-in Japanese productivity firmware
• S-Video and RGB output

Historical Significance

• It was among the last and most capable Z80-only Panasonic MSX computers before the turbo R generation.

Collector’s Notes

• Floppy belts and original system disks are important; modifications for expanded RAM are frequently encountered.
• Memory, storage, displays and expansion hardware should be documented because configurations often changed during a system’s working life.

Specifications

Technical Information
Name	Panasonic FS-A1WSX
Manufacturer	Panasonic
Launched	Sunday, October 1, 1989
Country	Japan
CPU	Zilog Z80A compatible
Units Sold
Form Factor	Keyboard console
Power	Internal mains power supply
Networking	None built in
Operating System	MSX BASIC / MSX-DOS as supported
Expansion / I/O	Two cartridge slots on later models, joystick, printer and video connections
Keyboard	Integrated Japanese keyboard
Storage	Built-in 720 KB 3.5-inch floppy drive
Sound	PSG plus Yamaha YM2413 MSX-MUSIC FM sound
Colours	MSX palette and modes appropriate to generation
Graphics	Yamaha V9958 with MSX2+ modes
Display	Television or RGB monitor
ROM	MSX BIOS, BASIC and model-specific firmware
RAM	64 KB main RAM, SRAM and 128 KB video RAM
CPU Speed	3.58 MHz