NOTE:
If you have a Juniper Care service contract, register any addition, change, or upgrade of
hardware components at
https://www.juniper.net/customers/support/tools/updateinstallbase/
. Failure to do so can result in significant delays if you need replacement parts. This note does
not apply if you replace existing components with the same type of component.
RELATED DOCUMENTATION
AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device
Field-Replaceable Units in a QFX3500 Device
Front Panel of a QFX3500 Device | 56
AC Power Cord Specifications for a QFX Series Device | 154
Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device | 309
Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device | 312
Removing a Power Supply from a QFX3500 Device | 455
Removing a Power Supply from a QFX3500 Device
The QFX3500 is shipped from the factory with two 650 W power supplies pre-installed. Each power
supply is a hot-removable and hot-insertable field-replaceable unit (FRU) when the second power supply
is installed and running. You can install replacement power supplies without powering off the device or
disrupting the switching function.
Before you remove a power supply from a QFX3500 device, ensure that you have taken the necessary
precautions to prevent electrostatic discharge (ESD) damage (see
“Prevention of Electrostatic Discharge
).
Ensure that you have the following parts and tools available to remove a power supply from a QFX3500
device:
•
ESD grounding strap
•
Antistatic bag or an antistatic mat
•
Phillips (+) screwdriver, number 2 (DC power supply)
455
Содержание QFX3500
Страница 1: ...Virtual Chassis Fabric Hardware Documentation Published 2020 11 06...
Страница 225: ...Translation The emitted sound pressure is below 70 dB A per EN ISO 7779 201...
Страница 229: ...205...
Страница 238: ...Unterminated Fiber Optic Cable Warning 214...
Страница 246: ...Restricted Access Warning 222...
Страница 249: ...225...
Страница 257: ...Jewelry Removal Warning 233...
Страница 260: ...Operating Temperature Warning 236...
Страница 271: ...DC Power Disconnection Warning 247...
Страница 275: ...DC Power Wiring Sequence Warning 251...
Страница 278: ...DC Power Wiring Terminations Warning 254...
Страница 408: ...Understanding Virtual Chassis Fabric Configuration 4 Understanding Virtual Chassis Fabric Components 384...
Страница 410: ...Figure 130 All QFX5110 VCF g050760 Figure 131 QFX5110 VCF with QFX5100 24Q Leaf Devices 386...
Страница 412: ...Figure 132 QFX5100 24Q as a Leaf Device in a QFX5110 VCF 388...
Страница 565: ...Table 105 System Information continued Description Field Inventory details 541...
Страница 602: ...6 PART Troubleshooting Restoring Junos OS 579 Returning Hardware 586 Alarms and System Log Messages 623...