Appendix; Installing And Upgrading Memory And Packet Voice Data Modules; Safety Information - Cisco 1751V Hardware Installation Manual

Safety Information

Warning
Warning
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Installing and Upgrading Memory and
Packet Voice Data Modules
This chapter describes how to install or upgrade memory or data modules in your
router and contains the following sections:
Opening the Chassis
•
Locating Modules
•
Installing a Dual In-Line Memory Module
•
Installing a Packet Voice Data Module
•
Closing the Chassis
•
This section contains safety information that you should read before installing or
upgrading memory in the router.
Before working on a system that has an on/off switch, turn off the power and
unplug the power cord.
Before opening the chassis, disconnect the telephone-network cables to avoid
contact with telephone-network voltages.
A P P E N D I X
Cisco 1751 Router Hardware Installation Guide
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