Installing The Power Supply - Cisco ASR-920-24SZ-IM Hardware Installation Manual

Installing the Power Supply

Keep your fingers, clothing, and jewelry away from the fans. Always handle the fan tray by the handle.
Caution
Step 2 Pull the fan tray towards you, no more than 1 inch, to disengage it from the power receptacle on the midplane.
The fans might still be turning when you remove the fan assembly from the chassis. Keep fingers, screwdrivers, and
other objects away from the openings in the fan assembly's housing. Statement 263
Step 3 Wait at least 5 seconds to allow the fans to stop spinning. Then, pull the fan tray backward towards you and out of the
chassis.
As the fan tray slides out of the chassis, support the bottom of the fan tray with one hand and keep your other
Note
hand on the fan tray handle.
This completes the steps for removing the fan tray from the chassis.
To install a new fan tray, follow the steps in the Installing the Fan Tray section.

Installing the Power Supply

The Cisco ASR 920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M Router provides the choice of two
different power supplies:
• DC power—-48 V/60 Vdc or 24 Vdc
The DC power supply uses 2 position terminal block-style connector. The terminal block connector is of
suitable size to carry the appropriate AWG wire size to handle the input current of the power supply. ON/OFF
switch is provided.
Cisco ASR-920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M Aggregation Services Router Hardware Installation
Guide
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Installing the Router