Leds; System Status Led - NEC QX-S6648XP-6Q Installation Manual

Installation Guide
QX-S6600 Series Ethernet Switches
Pin
8
Pin
1
2
3
4
5
6
7
8

10.3 LEDs

10.3.1 System status LED

The system status LED shows the operating status of the switch.
LED mark
SYS
10Base-T/100Base-TX
Signal Specification
Non-data -
Table 10-13 Pin arrangement of MDI-X
10Base-T/100Base-TX
Signal Specification
Rx+ Receive
Rx- Receive
Tx+ Transmission
Non-data -
Non-data -
Tx- Transmission
Non-data -
Non-data -
Table 10-14 System status LED description
Status
Steady green The switch is operating properly.
Flashing green The switch is performing power-on self test (POST).
Steady red The system has failed to pass POST or has problems such as fan failure.
Flashing red Some ports have failed to pass POST.
Off The switch is powered off or has failed to start up.
1000Base-T/10G Base-T
Signal
BIDD-
1000Base-T/10G Base-T
Signal
BIDB+
BIDB-
BIDA+
BIDD+
BIDD-
BIDA-
BIDC+
BIDC-
Description
10-15
10 Appendix C Ports and LEDs
Specification
Two directions D-
Specification
Two directions B+
Two directions B-
Two directions A+
Two directions D+
Two directions D-
Two directions A-
Two directions C+
Two directions C-