Solid Logic Technology (SLT) module
International Business Machines Corporation (IBM)
||5862864 A 4122 52
||Located on black plastic connector, component side.
||Located at lower right-hand corner of substrate, component and solder side
||Located on black plastic connector, solder side.
overall: 3/8 in x 1 3/4 in x 3 in
One (1) SLT module type 5862864. The obverse-side of the module is covered by a variety of components, and the back by solder joints and circuit lines. Substrate is Vaseline-yellow in color.
SAP Collection, Computer History Museum