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Cisco ASR 903 Router Hardware Installation Guide
OL-25178-04
Chapter 3 Installing the Cisco ASR 903 Router
RSP Installation
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 Figure 3-13.
Figure 3-13 Fan Tray Removal
Warning
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.
Note 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.
This completes the steps for removing the fan tray from the chassis.
To install the new fan tray, follow the steps in “Installing the Fan Tray” section on page 3-8.
RSP Installation
Follow these steps on handling an RSP module in the Cisco ASR 903 Router:
• Installing an RSP Module, page 3-11
• Removing an RSP Module, page 3-12
• Hot-Swapping an RSP Module, page 3-13
24V—60V 28A
TOD BITS MGMT
ENET
SYNC
ACT
PWR
STAT
ALARM
FAN TEMP
CRIT MAJ MIN
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