To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended
ambient temperature of: <113°F (45°C). Statement 1047
Warning
This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work
on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard
practices for preventing accidents. Use the statement number provided at the end of each warning to locate
its translation in the translated safety warnings that accompanied this device. Statement 1071
Warning
Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if interconnections are
made using uninsulated exposed metal contacts, conductors, or terminals. Avoid using such interconnection
methods, unless the exposed metal parts are located within a restricted access location and users and service
people who are authorized within the restricted access location are made aware of the hazard. A restricted
access area can be accessed only through the use of a special tool, lock and key or other means of security.
Statement 1072
Warning
No user-serviceable parts inside. Do not open. Statement 1073
Warning
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
To prevent airflow restriction, allow clearance around the ventilation openings to be at least: 3 inches (7.6
cm). Statement 1076
Warning
Hot surface. Statement 1079
Warning
The grounding architecture of this product is DC-isolated (DC-I).
Note
Installation Guidelines
When determining where to install the switch, verify that these guidelines are met:
• Clearance to the switch front and rear panel meets these conditions:
• Front-panel LEDs can be easily read.
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
33
Preparing for Installation
Installation Guidelines
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