Ptx5000 Power Distribution Unit Leds; Figure 23: Pdu; Table 20: Power Distribution Unit Leds - Juniper PTX Series Hardware Manual

PTX5000 Packet Transport Switch Hardware Guide

PTX5000 Power Distribution Unit LEDs

Table 20: Power Distribution Unit LEDs

LED Color
—One Green
PDU OK
per power
supply
Red
–
Green
–48 V
—One per
120 A
input
–
—One per Green
CB ON
input
–
42
Figure 21 on page 38 shows the PDU LEDs.

Figure 23: PDU

DC PDU
PDU OK
1— PDU OK
LED
2— CB ON
LED
Table 20 on page 42 describes the power distribution unit LEDs on the faceplate.
State
On steadily
On steadily
Off
On steadily
Off
On steadily
Off
1 1
2
3
3— –48 V 120 A
Description
PDU is functioning normally.
PDU has failed.
PDU might be starting up or not receiving any input voltage. The
circuit breakers might be off.
Input is receiving voltage.
Input voltage is not present, or is under –40 V.
Circuit breaker is powered on.
Circuit breaker is not powered on, or the circuit breaker is on but
the input is under –40 V. The circuit breaker might have been
turned off, the host subsystem detected a failure and turned off
the circuit breaker, or the power supply is not receiving any input
voltage.
LED
Copyright © 2012, Juniper Networks, Inc.