NEC QX-S5500G Series - Page 145

Installation Guide
QX-S5500G Series Ethernet Switches
10. Appendix C Ports and LEDs
10-8
Figure 10-3 40G QSFP+/10G*4 SFP+ copper cable
1 2
3 4
（
1) QSFP+ connector
（
2) QSFP+ handle
（
3) SFP+ handle
（
4) SFP+ connector
CAUTION:
10G SFP+ side minimum bend radius of 40G QSFP+/10G*4 SFP+ copper cable is 35mm.
40G SFP+ side minimum bend radius of 40G QSFP+/10G*4 SFP+ copper cable is 50mm.
When not securing minimum bend radius of a cable, there are damage of a cable and a
possibility that performance decrement causes. Don't bend a cable below the minimum
bend radius.
Figure 10-4 Minimum bend radius of the 10G SFP+ side (the left side) and 40G QSFP+ (the right side) of 40G
QSFP+/10G*4 SFP+ copper cable