Preparing For Installation; Safety Precautions; General Precautions - Extreme Networks ExtremeSwitching SLX 9140 Hardware Installation Manual

Preparing for Installation

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Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

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Facility requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
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Quick installation checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Safety precautions
When using this product, observe all danger, caution, and attention notices in this manual. The safety notices are accompanied by
symbols that represent the severity of the safety condition.
Refer to "Cautions and Danger Notices"

General precautions

DANGER
The procedures in this manual are for qualified service personnel.
DANGER
Before beginning the installation, see the precautions in "Power precautions."
DANGER
Be careful not to accidently insert your fingers into the fan tray while removing it from the chassis. The fan may still be
spinning at a high speed.
CAUTION
Changes or modifications made to this device that are not expressly approved by the party responsible for compliance could
void the user's authority to operate the equipment.
CAUTION
Disassembling any part of the power supply and fan assembly voids the warranty and regulatory certifications. There are no
user-serviceable parts inside the power supply and fan assembly.
CAUTION
Make sure the airflow around the front, sides, and back of the device is not restricted.
CAUTION
Ensure that the airflow direction of the power supply unit matches that of the installed fan tray. The power supplies and fan
trays are clearly labeled with either a green arrow with an "E", or an orange arrow with an "I."
ExtremeSwitching SLX 9140 Hardware Installation Guide
9036857-00 Rev AA
on page 71 for translations of safety notices for this product.
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