Srx5600 Services Gateway Cooling System Description - Juniper SRX5600 Hardware Manual

SRX5600 Services Gateway DC Power Supply LEDs
Table 21: DC Power Supply LEDs
Label Color
Green
PWR OK
Amber
Green
BRKR ON
Green
Green
INPUT OK
Amber
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SRX5600 Services Gateway Cooling System Description

Copyright © 2010, Juniper Networks, Inc.
Replacing an SRX5600 Services Gateway DC Power Supply on page 154
SRX5600 Services Gateway DC Power Supply Specifications on page 213
Each DC power supply faceplate contains three LEDs that indicate the status of the
power supply (see Table 21 on page 37). In addition, a power supply failure triggers the
red alarm LED on the craft interface.
NOTE: An SCB must be present for the
State Description
Off Power supply is not functioning normally. Check the
information.
On Power supply is functioning normally.
On The main output voltage is out of range (lower limit: 37.5 V to 39.5 V; upper limit:
72.5 V to 76 V).
Off DC power supply circuit breaker is turned off.
On DC power input is present and the DC power supply circuit breaker is turned on.
Off DC input to the PEM is not present.
On DC input is present and is connected in correct polarity.
On DC input is present, but not in valid operating range or connected in reverse polarity.
SRX5600 Services Gateway Craft Interface Power Supply LEDs on page 30
SRX5600 Services Gateway Power System Overview on page 33
SRX5600 Services Gateway DC Power Supply on page 36
The cooling system consists of the following components:
Fan tray
Air filter
The cooling system components work together to keep all services gateway components
within the acceptable temperature range (see Figure 15 on page 38, Figure 16 on page 38,
Chapter 2: SRX5600 Services Gateway Hardware Components
PWR OK LED to go on.
INPUT OK
LED for more
37