Table 5-8 Interfaces
Identifier
Meaning Description
0V, -48V
DC power interfaces
Input a -48 V DC power supply. 0 V corresponds to
the high potential of the DC power supply while -48
V the low potential.
Table 5-9 Indicator LEDs
Identifier
Meaning
Color Status
Description
ACT
Working
indicator LED
Green
ON
A -48 V power supply is led in.
OFF
No -48 V power supply is led in.
ALM
Alarm indicator
LED
Red
ON
The lightning protection fails.
OFF The card has no alarms.
Function
The PIBA card provides a -48 V DC power supply for the equipment, and performs
the lightning protection and power filtering functions.
Working Principle
The PIBA card inducts a -48 V DC power from the PDP and supplies the power to
the equipment.
5.6 GPON Interface Card
The GPON interface cards provide service interfaces to receive GPON services by
working together with ONUs.
Version: B
39
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