Installing The Ac Power Supply; Installing The Ac Power Supply Module - Cisco ASR 903 Hardware Installation Manual

Chapter 3 Installing the Cisco ASR 903 Router
Replace the DC power supply within 5 minutes. If the power supply bay is to remain empty, install a
Step 7
blank filler plate (Cisco part number A900-PWR-BLANK) over the opening, and secure it with the
captive installation screws.

Installing the AC power Supply

The following sections describe how to install a AC power supply in the Cisco ASR 903 Router:
•
•
This product requires short-circuit (over current) protection, to be provided as part of the building
Warning
installation. Install only in accordance with national and local wiring regulations.

Installing the AC Power Supply Module

Follow these steps to install the power supply module:
Step 1 Ensure that the system (earth) ground connection has been made. For ground connection installation
instructions, see the
Step 2 If necessary, remove the blank power supply filler plate from the chassis power supply bay opening by
loosening the captive installation screws.
Step 3 Grasp the power supply handle with one hand. Place your other hand underneath the power supply, as
shown in
supply is fully seated in the bay.
Figure 3-21
Tighten the captive installation screws of the power supply. The recommended maximum torque is 5.5
Step 4
in.-lb (.62 N-m).
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Warning
OL-25178-04
Installing the AC Power Supply Module, page 3-25
Activating the AC Power Supply, page 3-26
"Installing the Chassis Ground Connection" section on page
Figure 3-21. Slide the power supply into the power supply bay. Make sure that the power
Installing the AC Power Supply
GE-0 GE-1 GE-2 GE-3 GE-4 GE-5 GE-6 GE-7
PWR
STAT
GE-0 GE-1 GE-2 GE-3 GE-4 GE-5 GE-6 GE-7
PWR
STAT
GE-0 GE-1 GE-2 GE-3 GE-4 GE-5 GE-6 GE-7
PWR
STAT
PWR
STAT
L 0 S L 1 S L 2 S L 3 S L 4 S L 5 S L 6 S L 7 S
PWR
STAT
L 0 S L 1 S L 2 S L 3 S L 4 S L 5 S L 6 S L 7 S
PWR
STAT
L 0 S L 1 S L 2 S L 3 S L 4 S L 5 S L 6 S L 7 S
RUDY RSP
1PPS 1PPS 1OMHZ
IN OUT IN
MEM CONSOLE
Cisco ASR 903 Router Hardware Installation Guide
Installing the Power Supply
3-5.
FAN TEMP
CRIT MAJ MIN
SYNC
ACT
PWR
1OMHZ
OUT
TOD BITS MGMT STAT
ENET
ALARM
3-25