Hitachi GR2000 manual Name Name of switch Status Content LED, Line, Act, Sig-Dt

Component Details

3.5.3NE1G-1S, NE1G-1SA, NE1G-1L, NE1G-1LA, NE1G-1LHA, NE1G-1LHA8, NE1G-1LB, NE1G-1SB and NE1G-1LHBA

The NE1G-1S, NE1G-1SA, NE1G-1L, NE1G-1LA, NE1G-1LHA, NE1G-1LHA8, NE1G-1LB, NE1G-1SB and NE1G-1LHBA physically appear as Figure 3-24.

These NIFs each have one port for connection with a pair of SC 2-core optical fiber connectors (transmit and receive). Table 3-20 shows the connector specifications.

ST AT U S

LINE ERR SIG-DT

ACT T

LINK R

Mark ** indicates 1S, 1SA, 1SB, 1L, 1LA, 1LB, 1LHA, 1LHAB, and 1LHBA.

1000BASE-SX or			1**
1000BASE-LX or
1000BASE-LH			NE1G-
	T	R

LINE 0

Figure 3-24 NE1G-1S, NE1G-1SA, NE1G-1L, NE1G-1LA, NE1G-1LHA, NE1G-1LHA8,

NE1G-1SB, NE1G-1LB and NE1G-1LHBA Front Panel View

Switch and LED indication

Table 3-19 NE1G-1S, NE1G-1SA, NE1G-1L, NE1G-1LA, NE1G-1LHA, NE1G-1LHA8, NE1G-1LB, NE1G-1SB and NE1G-1LHBA switch and function of LED indications

Name	Name of switch	Status	Content
	and LED
STATUS	LED: Green/	Shows the operating	Green: Operable operation
	Yellow/ Red	condition of RM.	Yellow: Blocking and the board replaceable state.
			Green blinking: Under preparation (Program being
			loaded.)
			Red: Fault
			Extinguished: Operation not possible (Including the
			device power supply being turned off)
LINE	LED: Green		Green: Ring pulse being established
ACT	LED: Green	Shows the operating	Green: Line operation possible state (line open state)
		condition of each line.
LINE ERR	LED: Yellow		Yellow: Line section II/W fault detection.
R	LED: Green		Frame signal being received.
T	LED: Green		Frame signal being transmitted.
SIG-DT	LED: Green		Signal detect operation detected.

GR2K-GA-1002	3-21
Rev. 6.03