Or maybe it was a V20.Someone has removed the 8088 of the lower of the two sockets, ...
OOps. Motherboard PROMS.What ROMs? I can't make out any. Maybe you're talking about the programmable logic (PALs, GALs, etc.)?
'ROM7' will be the BIOS ROM. 'ROM3' through 'ROM6' are probably ROM's containing BASIC, possibly just copies of the Cassette BASIC ROM's found on IBM PC (IBM 5150) and IBM XT (IBM 5160) motherboards.OOps. Motherboard PROMS.