Boards for HiPath 3000
P31003-H3550-S403-4-7620, 02/05
3-104 HiPath 3000 V5.0, HiPath 5000 V5.0, Service Manual
boards.fm
Peripheral Boards
LAN interfaces
Table 3-43 HXGS3/HXGR3 - LAN Interface Assignment
Pin on
HXGS3/HXGR3
(X2 and X3)
Pin of RJ45 con-
nector
Signal
1 1 TDP (Transmit Data +)
3 2 TDN (Transmit Data –)
4 3 RDP (Receive Data +)
– 4 TT1 (Transmit Termination 1)
– 5 TT2 (Transmit Termination 2)
6 6 RDN (Receive Data –)
– 7 RT1 (Receive Termination 1)
– 8 RT2 (Receive Termination 2)
Signals TT1/2 and RT1/2 are not needed for transmitting data. They represent a signal termi-
nation of 100 ohms (so-called Bob Smith termination) for the two unused wire pairs in a 4-pair
twisted pair cable.
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