Operation - Black Box 3270 Manual

3270 REPEATER—FIBER
LED
Power
UTP/STP—Coax
Fiber
Devices installed at maximum distances may not function
reliably because of limitations imposed by host timeouts
and/or by terminal equipment timeouts.
Figure 4-1. Front panel showing LEDs and connectors.
18

4. Operation

Table 4-1. Status LEDs.
Description
Steady green LED indicates connection to
external AC power.
Blinking green LED indicates network traffic on
the unshielded or shielded twisted-pair link or
on the coaxial cable.
Blinking green LED indicates network traffic on
the fiber link.
NOTE