Juniper EX9214 Hardware Manual
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Brand: Juniper
Category: Network Router , Switch
Type: Hardware manual for Juniper EX9214
Pages: 372
WARNING: Ensure that the power cords do not block access to switch
components or drape where people can trip on them.
To connect AC power to an EX9214 switch:
1. Attach the ESD grounding strap to your bare wrist, and connect the strap to the ESD
point on the chassis.
2. Ensure that the power supply is fully inserted and latched securely in the chassis. See
“Installing an AC Power Supply in an EX9214 Switch” on page 189.
3. Rotate the metal cover next to the appliance inlet on the power supply faceplate
away to expose the input mode switch.
4. Move the input mode switch to 0 for one feed and 1 for two feeds. See
Figure 50 on page 156.
5. Set the power switch of the power supply and the AC input switch located on the
chassis above the power supply to the Off (O) position.
6. Ensure that the power cords with the type of plug are appropriate for your geographical
location.
7. If you are using the power supply in one-feed mode, insert the coupler end of the
power cord into the AC appliance inlet located on the chassis above the power supply.
This is the recommended inlet when using the power supply in one-feed mode. If you
are using the power supply in two-feed mode, insert the coupler end of the other
power cord into the AC appliance inlet on the power supply faceplate also.
NOTE: Each power supply must be connected to a dedicated AC power
source outlet and a dedicated customer site circuit breaker.
8. If the AC power source outlet has a power switch, set it to the Off (O) position.
9. Insert the power cord plug into an AC power source outlet and switch on the dedicated
customer site circuit breaker.
10. If the AC power source outlet has a power switch, set it to the On (|) position.
11. Move the AC input switch located on the chassis above the power supply to the On
(|) position. This is the only switch you have to turn on if you using the power supply
155Copyright © 2017, Juniper Networks, Inc.
Chapter 12: Connecting the Switch to Power