Cooling And Airflow; Laser Peripherals Or Devices - Symantec Shelf NetBackup 5220 Safety Manual

Cooling and airflow

Operating the system without the chassis cover in place can damage
components due to unacceptable heat build-up.
To install the cover:
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Laser peripherals or devices

Lasers may expose you to radiation.
To avoid risk of radiation exposure and/or personal injury:
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Carefully route cables as directed to minimize airflow blockage and
cooling problems.
For proper cooling and airflow, operate the system only with the chassis
covers installed.
Verify that you have not left tools or loose parts inside the system.
Check that cables, add-in boards, and other components are properly
installed.
Attach the covers to the chassis according to the product instructions.
Do not open the enclosure of any laser peripheral or device
Laser peripherals or devices are not user serviceable
Return to manufacturer for servicing
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