Cabletron Systems 2208 - Manual (Page 154)

Appendix C: Optional Installations and Mode Switch Bank Settings
Page C-10 2H22-08R SmartSwitch 2208 User’s Guide
5. Press down firmly on the Fast Ethernet Interface Module until the pins
slide all the way into the motherboard connector. Ensure that the Fast
Ethernet Interface Module seats flush on the standoffs.
6. Secure the Fast Ethernet Interface Module with the screws saved in
steps 1 and 2.
7. Reinstall the cover.