IBM Twinaxial Adapter With Communications Port Model 03F0301. Related part numbers: 03F0373 03F0301 553. Toshiba chip installed model 02F9590 T3C60A.
C4,5 2,200 uF 10v P1 Communication Port P2 Twinax Workstation Attatchment S1 24.000 MHz osc | S2 LM2575T VRM S3 C&K transformer, 415-0930 U10 Toshiba 02F9590 / T3C60A |