Ardent Tool of Capitalism

Your go-to destination for everything IBM PS/2 and Micro Channel
Reference
Material		 Software
& Drivers		 IBM
Systems		 Non-IBM
Systems		 MCA
Adapters		 Parts &
Technology		 Setup &
Config

S/370 MCA to Mainframe Connection (MMC)

@FE92.ADF Microchannel to MainFrame Connection (ver. 2.0)
@FE92.ADF IBM PS/2 Block Multiplxer Adapter (ver. 1.1, more RAM Addr. choices)
(commented out name: "IBM PS/2 System/370 Channel Adapter")

192-156 Micro Channel to Mainframe Connection

S/370 MMC Adapter

FRU P/N 31G8650, P/N 31G9211 [P] [P] [P]

P3 DB78 port
U4-8 IBM 6470784
U10,11,92,93 89F2921 (dtd 94!)
U20-27,30,? MT5C2564DJ-25 64Kx4 SRAM
U35 61F3003
 U39 12G0037
U90 LSI L1A6339 12G7134
X1 AMI 45F8737 NX C82947
Y1 27.0000 MHz osc

Parallel Channel? What is it? I see 3172 Channel Attach card. Possibly an OEM from Digiboard?

Content created and/or collected by:
Louis F. Ohland, Peter H. Wendt, David L. Beem, William R. Walsh, Tatsuo Sunagawa, Tomáš Slavotínek, Jim Shorney, Tim N. Clarke, Kevin Bowling, and many others.

Ardent Tool of Capitalism is maintained by Tomáš Slavotínek.
Last update: 05 Apr 2025 - Changelog | About | Legal & Contact