IBM 6320152. IBM 3270 PC motherboard, solder side. Note 1501490 PCB rev number indicates this was the first version of the PC XT system board, which was used in the 3270 PC.
IBM 3270 PC three-card video card. Card 1. IBM 6236008. All points addressable board. Implements CGA graphics modes, plus two modes unique to the IBM 3270 PC. Component side.
IBM 3270 PC three-card video card. Card 1. IBM 6236008. All points addressable board. Implements CGA graphics modes, plus two modes unique to the IBM 3270 PC. Solder side.
IBM 3270 PC three-card video card. Card 3. IBM 6347750/51. Programmed symbols board. Allows a user-defined character set to be loaded (only used by 3270 terminal emulator software). Component side.
IBM 3270 PC three-card video card. Card 3. IBM 6347750/51. Programmed symbols board. Allows a user-defined character set to be loaded (only used by 3270 terminal emulator software). Solder side.