Towers
226 AS/400e System Handbook
#2688 Optical Link Processor (1063 Mps)
This feature is used for attaching #5065, #5072, #5082, #5073, and #5083 Expansion
Towers. One can attach two towers. It requires an Optical Link Processor position on the
#9329/#9330, #9331, or #5077.