GarrettCom 6K25 Manual De Usuario

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Magnum 6K25 Managed Fiber Switch            Installation and User Guide (04/06) 
 
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standard distances as per mentioned on 5.2.8. and the LEDs also acts similarly as 
mentioned above. 
 
5.2.9 
6KP8-RJ45 (Twisted Pair), 10/100Mb  8-Port  
The 6KP8-RJ45 
module supports Ethernet 
twisted pair segments of any 
standard length. It is equipped 
with an eight-port RJ-45 
connector, and offers 10/100 
full / half-duplex auto-
negotiating capability on each 
port. The RJ-45 connector is 
shielded to minimize emissions 
and will allow both unshielded twisted pair (UTP) and shielded twisted pair (STP) cable 
connections. The 6KP8-RJ45 module is equipped with a Media Dependent Auto-
Crossover (MDI-X) switch, which controls all ports for cascaded connection. This 
feature eliminates the need for a special twisted pair crossover cable when connecting to 
a hub or another switch. 
Each port has an Activity (ACT) LED indicating packets being received, a 
Link (LK) LED that indicates proper connectivity with the remote device when lit, a 
FDX/HDX LED to indicate full-duplex mode when lit (or half-duplex when off), and a 
“10/100” LED indicating 100Mb when lit (or 10 Mbps when off). 
 
Important Note:  The 10/100 RJ-45 ports are supported with Auto-negotiation and 
Auto-crossover (MDIX), which allow the RJ-45 ports to automatically Link with any RJ-
45 device and eliminate the use of cross-over cable.  
 
NOTE:  for Power Substations:   In support of the IEEE 1613 Class 2 standard, GCI 
advises that, for substation applications, the RJ-45 ports are intended for 
connectivity to other communication equipment such as routers or 
telecommunication multiplexers installed in close proximity (i.e., less than 2 
meters or 6.5ft) to the 6K25. It is not recommended to use these ports in 
substation applications to interface to field devices across distances which 
could produce kigh (greater than 2500V ) levels of ground potential rise (GPR) 
during line-to-ground fault conditions. The 6K25 passes the 1613specifications 
for zero packet loss with fiber ports & with RJ45 ports used as indicated here.
 
 
 
 
6KP8-RJ45,
            8 Port@ 10/100Mb Copper ports
4
4
FULL/HALF
1
ACTIVITY
 LINK
2
3
10/100
2
1                    3                   5                 7
10/100
LK
1
 
3
 
F/H
ACT
10/100
LK
        2                   4                      6                  8
F/ H
ACT