Optical Fiber Connection - NEC NEAX 2000 IPS System Manual

Optical Fiber Connection

The optical fiber interface card (PN-M10) is available for DTI to DTI connection or CCT to CCT connec-
tion between the 2000 IPS/2000 IVS
(1) Connect the fibers each other to the CN1 connector of the M10 cards.
Fiber Requirement
Size of fiber: Any size of Single Mode fiber
Kind of fiber optic connector: SC connector
Maximum distance: 10 km (6.25 miles)
(2) Connect two 24DTI/24CCT cards or two 30DTI/30CCT cards to one M10 card, via MDF through
LTC connector on the BWB.
The following figures show the outline of connection and example of M10 MDF cross connection.
OFFICE A
MDF
24DTI/
24CCT
or
30DTI/
30CCT
24DTI/
24CCT
or
30DTI/
30CCT
NOTE 1: The PN-M10 card must be directly connected to the PN-M10 card in opposite office.
NOTE 2: Connect two optical fibers which are used for receive and send signals to CN1 connector of
M10 card. The upside of CN1 connector is used for sending and the downside is used for re-
ceiving.
2
/Retro system of them.
Outline of Optical Fiber Connection
OPTICAL
FIBER
TRANS-
FER
M10
RECEIVE
CN1
MAXIMUM 10 km
(6.2 miles)
– 80 –
CHAPTER 2 INSTALLATION
INSTALLATION PROCEDURE FOR DIGITAL CCIS
TRANS-
FER
M10
RECEIVE
CN1
OFFICE B
MDF
24DTI/
24CCT
or
30DTI/
30CCT
24DTI/
24CCT
or
30DTI/
30CCT
NWA-008853-001 Rev.3.0
97ch2001.fm