FDDI Single Ring Adapter (Type 2-6)

Crossover Cable
Wrap Plug 92F9003

FDDI Single Ring Adapter 81F8981 ?

Kevin Bowling sendt me some feelthy-feely pics of the 2-6.

2R looks OEM-ish, 2-6 screams heavy-handed IBM...

? FDDI xcvr
P2 Connector to DAS
U4 AM79C81AGC/10
U? 17x MT5C2564DJ-35
U14 MCA Bus Interface [81F8516ESD?]
U15 AM79C83GC
U? AM7984AJC/20 (under heatsink?)
U51 AM7985AJC/10
U28 81F8988
U22 81F8987
U31 Blue 91F1059
U37 75.0000 MHz osc
U? PLCC68 33G5456 / D12063FN

The DIP in the lower left corner is P/N 31G9394, the white sticker to lower left of the blue chip says 31G9393.

Some chips may be off a little. Blame Kevin, not me...

AM7984AJC FDDI Encoder Decoder (ENDEC)
AM7985AJC FDDI ENDEC Data Separator (EDS)
AM79C81AGC CMOS RAM Buffer Controller (RBC)
AM79C82AGC Data Path Controller (DPC)

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

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 30 Jul 2023 - Changelog | Legal Info & Contact