RE iomec drive and controller- SMECC has manuals for this subsystem and diags and drivers for it.Wen things get back to normal we will be able to accesses themshould you need any info. We are also looking for a 2114! and a 2115! We have the 2116 (drop us a line offlist) Ed# SMECC In a message dated 7/28/2020 10:51:30 PM US Mountain Standard Time, cct...@classiccmp.org writes:
On 2020-Jul-28, at 6:40 PM, Jay Jaeger via cctech wrote: > On 7/28/2020 1:43 PM, Brent Hilpert via cctech wrote: >> >> Per the OP's machine, the early HP21xx machines were based on CTµL, for >> which the main supply is +4.5V. >> DTL and TTL chips in these machines ran off that 4.5 supply. >> > > The DTL I referred to in my posting are in a third-party (IOMEC) disk > controller, not the HP 2114 CPU. Oh, I take it you mean in a separate chassis with it's own power supply then. (I thought you were referring to the interface boards in the CPU chassis).
