PC 20-II

Serial: JA0 006254

• CPU: Siemens 8088 @ 4,77 MHz
• Memory: 512K [jumpered on MB] [mem expansion card problem above 512K]
• BIOS: Commodore PC BIOS
• FDD: 5.25” 360 KB DS/DD
• HDD: Tandon 262 MFM 21MB @ Longshine LCS-6210D [REV. C] MFM Controller [BIOS]
• Video: ATI Graphics Solution REV 3

Work performed:

• Mainboard and PSU recapped with Rubycon 105°, new rifa caps
• all dismantled and cleaned
• HDD stuck main bearing soaked in Ballistol, mounted upside down to keep oil inside [FDD had to move down one bay]
• HDD low levelled [g=c800:5], MS-DOS 5.0 installed [original 2.11 did not format the HDD]

Notes:

• came with manuals and one disk