Installation Manual
H3C S7502 Ethernet Switch
Chapter 2 Line Processing Units
2-20
Table 2-19
LED state description of LS81T12P
LED
State
Description
OFF
No link is present.
ON
A link is present
LINK/ACT
Blinking
Packets are being transmitted/received on the port.
2.10.3 Matching Cable
I. Matching cable for 4-port 1000Base-X (SFP) optical port
Table 2-20
Description of 1000BASE-X (SFP) cable
SFP module
Central
wavelength
Conn
ector
Matching cable
Maximum
transmission
distance
50 µm/125 µm
multimode optical
fiber cable
550 m (1804
ft)
SFP-GE-SX-MM85
0-A
850 nm
LC
62.5 µm/125 µm
multimode optical
fiber cable
275 m (902 ft)
SFP-GE-LX-SM13
10-A
10 km (6 mi)
SFP-GE-LH40-SM
1310
1,310 nm
LC
9 µm/125 µm single
mode optical fiber
cable
30 km (about
19 mi)
SFP-GE-LH40-SM
1550
40 km (about
25 mi)
SFP-GE-LH70-SM
1550
70 km (43 mi)
SFP-GE-LH100-S
M1550
1,550 nm
LC
9 µm/125 µm single
mode optical fiber
cable
100 km (62
mi)
SFP-GE-LH70-SM
1470-CW
1,470 nm
LC
9 µm/125 µm single
mode optical fiber
cable
70 km (43 mi)
SFP-GE-LH70-SM
1490-CW
1,490 nm
LC
9 µm/125 µm single
mode optical fiber
cable
70 km (43 mi)
SFP-GE-LH70-SM
1510-CW
1,510 nm
LC
9 µm/125 µm single
mode optical fiber
cable
70 km (43 mi)
SFP-GE-LH70-SM
1530-CW
1,530 nm
LC
9 µm/125 µm single
mode optical fiber
cable
70 km (43 mi)