Refurbished IBM 4230 Printer family is a heavy-duty serial impact matrix printer family that can be used as workstation printers in the System/390, System/37*, large S/36* and AS 400 systems environments. The IBM 4230-5I3 attaches to the coaxial interface utilized by the 3174 Subsystem control, 3274 Control Unit, the 43X1 Processor Display/Printer Adapter, 4361 Workstation Adapter, and the ES/9370 Workstation Controller. Printing is up to 600 CPS and uses LU1 (SCS/IPDS), DSC (Non-SNA 3270/IPDS), and DSE (LU3-3270) data streams as currently supported on the 3270 and listed 4300 systems. IBM M.A.Q. (Maintenance)!