User guide

4 Summit GbX Installation and User Guide
SummitGbX Front View
P
ORTS
The SummitGbX has one 1000BASE-SX port for connecting the SummitGbX to a
Summit or BlackDiamond switch, and one single mode long-distance interface (LDI) for
connecting between two SummitGbX units. Each 1000BASE-SX and LDI port has one
optical transmitter interface (TX) and one optical receiver interface (RX).
LED
S
Table 1 describes the LED behavior on the SummitGbX.
M
EDIA
T
YPES AND
D
ISTANCES
Supported media types and distances are described in Table 2.
Table 1:
SummitGbX LEDs
LED Color Indicates
RX FLT
(Receive Fault)
Green
Yellow
Signal received
No signal received
SYNC LOSS
(Synchronization Loss)
Green
Yellow
Receive clock detected
Receive clock not detected
LOOP BACK Green
Yellow
In normal mode (no loopback)
Loopback mode
POWER Green Power on
TEMP Green
Yellow
SummitGbX temperature normal
SummitGbX indicating an overheat condition
Table 2:
Media Types and Distances
Media Type Standard Media Guaranteed Distance
850nm Multimode
Optics
1000BASE-SX 50/125um Multimode Fiber
(500/500 MHz–km)
62.5/125um Multimode Fiber
(160/500 MHz–km)
62.5/125um Multimode Fiber
(200/500 MHz–km)
550 Meters
220 Meters
275 Meters