Hitachi GR2000 Series - NAOC3-1 M and NAOC3-1 S Front Panel View

The NAOC3-1M and NAOC3-1S physically appear as Figure 3-48. These NIFs each
have one port for connection with a pair of SC 2-core optical fiber connectors
(transmit and receive). Table 3-72 shows the connector specifications.
Figure 3-48 NAOC3-1M and NAOC3-1S Front Panel View
Switch and LED indication
Table 3-71 NWOC3-1S/NWOC3-1M switch and function of LED indications
Name LED: Color Status Content
STATUS
T/R
ACT
LINE ERR
LINE 0
NAOC3-1M
NAOC3-1S
TR
A
TM OC-3/STM-1(MMF)
Or
ATM OC-3/STM-1(SMF)
Or