Motherboard#19873 (Motorola PATX3070) has been dissociated from Chip#6123 (Texas Instruments SN75185 (RS-232 Driver/Receiver)) by helencroft

Motherboard#19873 (Motorola PATX3070) has been associated to Chip#5669 ([unknown] Generic 75185 / 75232 (RS-232 Driver/Receiver) [ST75185C, GD75232, SN75185]) by helencroft