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Cisco AS5350 Universal Gateway Chassis Installation Guide
78-10754-03 0A
APPENDIX
A
Replacing Memory Components
This appendix contains procedures on how to replace memory chips in the Cisco AS5350
field-replaceable units. The appendix contains the following sections:
• Removing the Chassis Cover, page A-1
• Replacing the Boot ROM, page A-4
• Replacing SDRAM DIMMs, page A-7
• Replacing Flash Memory SIMMs, page A-9
• Replacing the Chassis Cover, page A-12
Removing the Chassis Cover
This section describes how to open the chassis by removing the chassis cover.
Required Tools
You need the following tools:
• Medium Phillips screwdriver
• Small or medium flat-blade screwdriver
Safety Recommendations
Note the following safety recommendations:
Warning
Before opening the chassis, disconnect the telephone-network cables to avoid contact with
telephone-network voltages. 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
Do not work on the system or connect or disconnect cables during periods of lightning activity. To see
translations of the warnings that appear in this publication, refer to the Regulatory Compliance and
Safety Information document that accompanied this device.