Cisco ASR-920-4SZ-A 하드웨어 설치 매뉴얼 - 페이지 28
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Cisco ASR-920-4SZ-A에 대해서도 마찬가지입니다: 구성 매뉴얼 (13 페이지)
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Safety Guidelines
Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or laundry
Warning
tub, in a wet basement, or near a swimming pool. Statement 1035
Before opening the unit, disconnect the telephone-network cables to avoid contact with
Warning
telephone-network voltages. Statement 1041
This equipment must be installed and maintained by service personnel as defined by AS/NZS 3260.
Warning
Incorrectly connecting this equipment to a general-purpose outlet could be hazardous. The
telecommunications lines must be disconnected 1) before unplugging the main power connector or 2)
while the housing is open, or both. Statement 1043
Warning
This product requires short-circuit (overturned) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations. Statement 1045
Warning
When installing or replacing the unit, the ground connection must always be made first and
disconnected last. Statement 1046
Failure to securely tighten the power and relay connector captive screws can result in an electrical
Warning
arc if the connector is accidentally removed. Statement 1058
This equipment is intended to be grounded. Ensure that the host is connected to earth ground during
Warning
normal use. Statement 39
If you connect or disconnect the console cable with power applied to the switch or any device on the
Warning
network, an electrical arc can occur. This could cause an explosion in hazardous location
installations. Be sure that power is removed or the area is nonhazardous before proceeding. To verify
switch operation, perform POST on the switch in a nonhazardous location before installation.
Statement 1065
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
Warning
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place. Statement 1075
When working on equipment powered by electricity, follow these guidelines:
•
Locate the room's emergency power-off switch. If an electrical accident occurs, you will be able to
quickly turn off the power.
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
2-6
Chapter 2
Preparing for Installation
OL-32751-01