Toshiba Strara CTX Series, Руководство по установке и обслуживанию, Страница: 156 / 290

ISDN Interfaces
5-8
Strata CTX I&M September 2002
Figure 5-6 Direct Connect Two RBTU2 PCBs for Qsig Networking
6029
P in of one end to
of one end to of other end - eac h direc tion
T o make a QS IG C ross-P inned Modular C ord on a existing straight through c ord:
On one end only, swap P in 1 with P in 5 and then P in 2 with P in 4.
of other end - eac h direc tion P in 1 5
2 P in 4 P in
QS IG R J 45 C ross P inning
T
R
T
R
T
R
T
R
1
2
3
4
5
6
7
8 1
2
3
4
5
6
7
8
1 8
F ront F ront
1 8
Bottom S ide Up
C onnec tor Head
1
2
3
4 5
6
7
8
C onnec ting two R P T U2 P C Bs bac k-to-bac k for QS IG Networking
R P T U2
S trata C T X
R P T U2
S trata C T X
QS IG C ross-P inned, R J 45 Modular C ord
F errite C ore per F igure 5-5
(655 ft. max. C A T 5 wire)
R J 45 J ac k R J 45 J ac k
1
2
5
4 5
4
2
1
P in P in
T
R
R R
R
T T
T