Genuine OKI / Okidata RS-232 Serial Interface Board
Original vintage OKI interface circuit board removed from a working unit.
This board is marked with the following identification numbers:
- 4YA4021-1050
- 2PU4005-1318
- LXHI
- REV 7
- Identification sticker: 311848
This is an OEM RS-232 serial interface adapter designed for compatible OKI/Okidata Microline dot-matrix printers. The 2PU4005-1318 number is identified by parts suppliers as an LXHI RS-232 interface assembly, including use with the Microline 320 series. Compatibility may extend to additional Microline models, but buyers should verify their printer model and part number before ordering.
Condition Details
- Pulled from a working unit
- Working when removed
- No additional bench testing performed
- Normal cosmetic wear from age and previous use
- Some oxidation and discoloration on the metal connector
- Circuit board and installed components appear physically intact
- Edge connector shows normal insertion wear
- No cables, mounting hardware, manuals, printer, or accessories included
You will receive the exact board shown in the photographs.
Please compare the board layout, connectors, and part numbers with your original component before purchasing.
Item Specifics
Brand: OKI / Okidata
Type: Serial Interface Board
MPN: 4YA4021-1050
Alternate Part Number: 2PU4005-1318
Board Designation: LXHI
Interface: RS-232 Serial
Connector Type: DB-25
Compatible Brand: For OKI / Okidata
Compatible Product Line: Microline
Country/Region of Manufacture: Australia
Condition: Used – Working Pull
Vintage: Yes
Package Includes
1 × OKI 4YA4021-1050 / 2PU4005-1318 interface board
Nothing else is included.
