Gateway - Juniper SRX550 Hardware Manual

SRX550 High Memory Services Gateway Hardware Guide
Removing an AC Power Supply from the SRX550 High Memory Services Gateway
162
To disconnect the AC power cord:
Unplug the power cord from the power source receptacle.
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and connect
2.
the strap to one of the ESD points on the chassis. For more information about ESD,
see "Preventing Electrostatic Discharge Damage to the SRX550 High Memory Services
Gateway" on page 194.
Unplug the power cord from the appliance inlet on the power supply.
3.
Up to two power supplies can be located at the rear of the chassis on the right side. Each
AC power supply weighs 2 lb (1.32 kg).
CAUTION: Do not leave a power supply slot empty for more than 30 minutes
while the services gateway is operational. For proper airflow, the power supply
must remain in the chassis, or a blank panel must be used in an empty slot.
NOTE: After powering off a power supply, wait at least 60 seconds before
turning it back on.
To remove an AC power supply:
Switch off the dedicated facility circuit breaker for the power supply, and remove the
1.
power cord from the AC power source. Follow the electrostatic discharge (ESD) and
disconnection instructions for your site.
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
2.
ESD points on the chassis. For more information about ESD, see
Electrostatic Discharge Damage to the SRX550 High Memory Services Gateway" on
page 194.
Press the latch to the left of the power outlet (see
3.
After the power supply is unlatched, remove the power cord from the power supply.
4.
Pull the power supply straight out of the chassis.
5.
"Preventing
Figure 29 on page 163).
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