Hitachi GS4000 Series Installation Manual page 73

(5) NE1G-12S
The NE1G-12S is a Network Interface providing 12 Ethernet port (1000BASE-SX/1000BASE-
LX).
*
Front View
The LED indicators are listed in Table 1.6-6
Figure 1.6-6
LEDs
Table 1.6-6
Name Color
STATUS Green/Yellow/Red
G: LINK 0~11
Green/Yellow
Y: LINE ERR
0~11
U S2 Green
U S3 Green
D S2 Green
D S3 Green
520-10-026-30X
NOTE: SFP is required when using NE1G-12S. See the section 1.8 "GBIC, SFP, XFP" for
information about SFP.
LEDs
Front Panel of the NE1G-12S
LED Indications on the NE1G-12S Front Panel
Role
Shows the action
status of NIF.
Shows the action
status of an
interface line.
Shows the processing status of packets (for hardware debugging).
Action Status
Green (ON): operation possible.
Yellow (ON): locked out
Green (blinking): in preparation for startup
Red (ON): failure detected
OFF: NIF powered off（NIF exchangeable）
Green (ON): link established
Green (blinking): link established or frames being sent/received
Yellow (ON): failure detected
OFF: When STATUS LED is green (ON);
--link failure, locked out
GS4000 Installation Guide Revision 4.00
Ethernet Port
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