Installing and Administering HP EISA FDDI/9000 and HP HSC FDDI/9000

40 Chapter 2
Installing the HP EISA FDDI/9000 Adapter
Connecting the Adapter to the Network
Figure 2-6 Optical Bypass Switch Configuration
To connect an EISA FDDI adapter to a dual ring using an OBS, do the
following:
1. Connect the cables from the OBS to the appropriate Phy A and Phy B
ports on the adapter.
2. Connect the control cable from the OBS to the adapter. The optical
bypass socket on the adapter is a 6-pin mini-DIN connection.
3. Connect the cables from the FDDI network to the appropriate ports
on the OBS.
Key
Type A
Key
Type B
Secondary Tx
Primary Rx
Primary TX
Secondary Rx
Optical Bypass
Switch
OBS Control
PHY A Tx
PHY A Rx
PHY B Tx
PHY B Rx
Dual Attachment
Network Dual Ring
Station