Cisco Systems AS5350 Removing the Old Power Supply

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Cisco AS5350 Universal Gateway Chassis Installation Guide

78-10754-03 0A

Appendix

Removing the Old Power Supply

Removing the Old Power Supply

This section describes how to remove the power supply. Note the following safety warnings before you

remove the power supply:

Warning

Ultimate disposal of this product should be handled according to all national laws and regulations.

To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance

and Safety Information document that accompanied this device.

Warning

Only trained and qualified personnel should be allowed to install or replace this equipment. To see

translations of the warnings that appear in this publication, refer to the Regulatory Compliance and

Safety Information document that accompanied this device.

Warning

Read the installation instructions before you connect the system to its power source. To see

translations of the warnings that appear in this publication, refer to the Regulatory Compliance and

Safety Information document that accompanied this device.

Warning

Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord.

To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance

and Safety Information document that accompanied this device.

Warning

Before working on equipment that is connected to power lines, remove jewelry (including rings,

necklaces, and watches). Metal objects will heat up when connected to power and ground and can

cause serious burns or weld the metal object to the terminals. To see translations of the warnings that

appear in this publication, refer to the Regulatory Compliance and Safety Information document that

accompanied this device.

To remove the power supply, follow this procedure:

Step 1 Place the universal gateway so that th e re ar pa ne l i s fa cin g y ou .

Step 2 Remove the mounting screw that secures the power supply to th e chassis and set it aside. (See Figure B-5

or Figure B-6.)

Note Although the following illustrations show only the AC power supply, the procedures are the

same for the DC power supply.

Contents

Main Page Page Page Page Page Preface Document Organization Document Conventions ix Warning Definition x xi Related Documentation New Hardware Features Obtaining Documentation Cisco.com Documentation CD-ROM Ordering Documentation Obtaining Technical Assistance Cisco.com Technical Assistance Center Cisco TAC Website Cisco TAC Escalation Ce nter Obtaining Additional Publications and Inf o r mation Overview Chassis Components Dial Feature Cards (DFCs) Power Supply Chassis Specifications Page Preparing to Install the Cisco AS5350 Chassis Safety Recommendations Maintaining Safety with Electricity Preventing Electrostatic Discharg e Damage Required Tools and Equipment Preparing to Connect to a Network Ethernet Connections Console and Auxiliary Ports Console Port Auxiliary Port 2T Serial Ports Alarm Port BITS Port Power Supply Considerations Installing the Cisco AS5350 Setting Up the Chassis Setting the Chassis on a Desktop Attaching the Rubber Fee t Rack-Mounting the Chassis Required Tools and Equipm ent Attaching the Brackets Installing in a Rack Connecting the Chassis Gr ound Connecting to the Network Connecting to an Ethernet Network Connecting to a WAN Page Page 3-10 Figure3-10 Connecting a 2-Port or 4-Port DFC to an RJ-45 Jack E1 cable RJ-45 jack E1 cable Figure3-11 Connecting an 8-Port DFC to an RJ-45 Jack Connecting to the Console and Auxiliary Por ts Connecting to the Console Port Connecting a Modem to the Auxiliary Port 3-13 Connecting a Signal Generator to the BITS Port Connecting an Alarm to the Alarm Port Supplying Power 3-16 3-17 Page Where to Go Next Page Troubleshooting LEDs Page Monitoring Environment 4-4 Displaying Environment Status The display below appears on your console when the system reaches a warning state: 4-5 The display below appears on your co nso le w he n th e s y ste m r ea ch es a shutdown state: Troubleshooting Network Interfaces Replacing the Fan Tray Removing the Fan Tray Page Page Page Installing the Fan Tray Page Getting Help A Replacing Memory Components Removing the Chassis Cover Required Tools Safety Recommendations Chassis Cover Removal Page Replacing the Boot ROM Boot ROM Replacement -5 Step 6 Locate the boot ROM on the system board. (See Figure A-3.) FigureA-3 System Board Layout Page Replacing SDRAM DIMMs Required Tools and Equipment SDRAM DIMM Replacement Page Replacing Flash Memory SIMMs Required Tools and Equipment Flash Memory SIMM Replacement Page Replacing the Chassis Cover Chassis Cover Replacement Page Page B Replacing the Power Supply Overview Safety Recommendations Required Tools and Equipment Removing the Chassis Cover Page Page Removing the Old Power Supply Page Page Page Installing the Power Supply Page Replacing the Chassis Cover Page Page Page Page C Cabling Specifications Console and Auxiliary Port Cables and Pinouts Identifying a Rollover Cable Console Port Cables and Pinouts Page Auxiliary Port Cables and Pinouts Ethernet Port Pinouts BITS Port Pinouts Alarm Port Pinouts Bantam Jack Port Pinouts Page INDEX Numerics A B C D E F G H I J L O P R S T W