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General Safety Precautions and Maintenance Guidelines
Connect the unit only to a DC power source that complies with the Safety Extra-Low Voltage (SELV)
Warning
requirements in IEC 60950-based safety standards.
Do not use this product near water; for example, near a bathtub, washbowl, kitchen sink or laundry
Warning
tub, in a wet basement, or near a swimming pool.
Warning
Never install telephone wiring during an electrical storm.
Warning
Never install telephone jacks in wet locations unless the jack is specifically designed for
wet locations.
Never touch uninsulated telephone wires or terminals unless the telephone line has been
Warning
disconnected at the network interface.
Use caution when installing or modifying telephone lines.
Warning
Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a
Warning
remote risk of electric shock from lightning.
Warning
Do not use a telephone to report a gas leak in the vicinity of the leak.
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
General Maintenance Guidelines
This section covers the following topics:
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Installation and Replacement Suggestions
The following items are examples of recommended line card installation and replacement practices:
•
Cisco 6260 Quad-Port Flexi ATU-C to Octal-Port DMT ATU-C Line Card Conversion Procedures
6
Installation and Replacement Suggestions, page 6
Hot Swapping Cards, page 7
Do not force the line card into its slot. This action can damage the pins on the backplane if they are
not aligned properly with the line card.
OL-0991-01
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