AN6000 Series Optical Line Terminal Equipment Hardware Description
u The control module loads the card software, controls the card operation, and
manages the card.
u The power module supplies power to each functional module of the card.
u The clock module provides working clock signals for each functional module of
the card.
5.11 Common Interface Card
The common interface card provides the out-of-band management network port,
alarm interface, dry contact interface and external clock interface.
5.11.1 CIOA
Basic Information
Refer to Card Overview for the number, power consumptions and weight of the card.
Panel Description
Table 5-34 Interfaces
Identifier Meaning Description
CLK-IN
Clock input port Provides GPS clock input.
1PPS/TOD-IN
1PPS+TOD input port
Inducts high-precision clock and time
information from GPS.
1PPS/TOD-OUT
1PPS+TOD output port
Connects to the time input port of a cascade
device for time synchronization.
BITS
BITS clock input / output
port
Inducts clock information from an E1 link.
COM Reserved interface Reserved functional interface
EMS
Out-of-band
management network
port
Connects to an out-of-band network
management computer.
70
Version: B