Cisco ASR 903 Installing Guide

The fans are exposed on the left side of the fan tray. Keep your fingers, clothing, and jewelry away from the
fans. Always handle the fan tray by the handle.
Caution
Step 3
Pull the fan tray backward toward you no more than 1 inch to disengage it from the power receptacle on the midplane,
as shown in the figure below .
Figure 23: Fan Tray Removal
When removing the fan tray, keep your hands and fingers away from the spinning fan blades. Let the fan blades completely
stop before you remove the fan tray. Statement 258
Step 4
Wait at least 5 seconds to allow the fans to stop spinning. Then, pull the fan tray backward toward 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
hand on the fan tray handle.
Note
This completes the steps for removing the fan tray from the chassis.
To install the new fan tray, follow the steps inInstalling the Fan Tray.
RSP Installation
Follow these steps on handling an RSP module in the Cisco ASR 903 Router:
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
23
Installing the Cisco ASR 903 Router
RSP Installation

Cisco ASR 903 Specifications

General

Brand	Cisco
Model	ASR 903
Category	Network Router
Language	English