PC-AT [PC 40-20]
Serial: 004246
Basically this ia a PC 40-20 with a different label.
Came with:
- original system disks [MS-DOS 3.20]
- floppy head protector
- monitor DM-14 | C2003110 0
specs:
- Mainboard: NBI 4200:
- Processor: 80286
- Processor Speed: 10MHz
- Onboard Memory: 640kB
- BIOS: Award [image]
- NPU Options: 80287 [none installed]
- Video Card: HMC86304 VGA:
- BIOS [image]
- Data Bus: 16-bit ISA
- Video RAM: 256kB
- Floppy: 5,25″ DD Toshiba 6379 [360K]
- HDD: NEC D5126:
- Interface: MFM
- Physical Size: 5.25″ HH
- Capacity: 20MB
- BIOS Type 06 [Type 2?]
work performed:
- whole machine completely dismantled and cleaned
- power supply repaired: switching transistor shorted
- all recapped with Rubycon 105° [including PSU and all extension cards]
- one missing slot cover replaced with same style and color
- rusty spot on the inside of the top metal cover touched up
- corners of front badge re-glued
- HDD backup [Ghost 2]
- System Disks Backup [WinImage]
