Ring-In Ring-Out Ports (Tpim) - Cabletron Systems TRRMIM-2AT Installation Manual

4. Attach the fiber optic cables according to labeling. Attach the
Transmit cable to the appropriate TX (ST) connection at the
front of the repeater (see Figure 3-7). Attach the Receive cable at
the appropriate RX (ST) connector.
Figure 3-7 ST Fiber Optic Ring Connections

3.7 RING-IN RING-OUT PORTS (TPIM)

The Ring-in and Ring-out port are provided by TPIM modules.
These allow various media to be used. Table 3-1 lists the available
TPIMs.
INSTALLING THE REPEATER
TX
RX
ST Fiber
OpticPort
ST Connector
Page 3-11