This object consists of one (1) logic module with four, female, black plastic connectors along each of the two long sides. Four of the eight connectors are marked "1588090 A 8 934 76" on the component-side. The substrate is covered on both sides by a gridded-field of square-shaped solder marks. The obverse-side of the module has various component parts attached.
International Business Machines Corporation (IBM)
Incised on two connectors, one on each side
1588090 A 8 934 76
Printed in white on four of the eight connectors, component-side