Dell PowerApp 200 Rack Installation Guide - Page 8

Turn off your computer and any devices.

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3UHFDXWLRQVIRU3URGXFWV:LWK0RGHPV 7HOHFRPPXQLFDWLRQVRU/RFDO$UHD1HWZRUN2SWLRQV Observe the following guidelines when working with options: ‡ Do not connect or use a modem or telephone during a lightning storm. There may be a risk of electrical shock from lightning. ‡ Never connect or use a modem or telephone in a wet environment. ‡ Do not plug a modem or telephone cable into the network interface controller (NIC) receptacle. ‡ Disconnect the modem cable before opening a product enclosure, touching or installing internal components, or touching an uninsulated modem cable or jack. ‡ Do not use a telephone line to report a gas leak while you are in the vicinity of the leak. 3UHFDXWLRQVIRU3URGXFWV:LWK/DVHU'HYLFHV Observe the following precautions for laser devices: ‡ Do not open any panels, operate controls, make adjustments, or perform proce- dures on a laser device other than those specified in the product’s documentation. ‡ Only authorized service technicians should repair laser devices. :KHQ:RUNLQJ,QVLGH

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Observe the following guidelines when working with options:
³
Do not connect or use a modem or telephone during a lightning storm. There
may be a risk of electrical shock from lightning.
³
Never connect or use a modem or telephone in a wet environment.
³
Do not plug a modem or telephone cable into the network interface controller
(NIC) receptacle.
³
Disconnect the modem cable before opening a product enclosure, touching or
installing internal components, or touching an uninsulated modem cable or jack.
³
Do not use a telephone line to report a gas leak while you are in the vicinity of the
leak.
3UHFDXWLRQV±IRU±3URGXFWV±:LWK±/DVHU±'HYLFHV
Observe the following precautions for laser devices:
³
Do not open any panels, operate controls, make adjustments, or perform proce-
dures on a laser device other than those specified in the product²s
documentation.
³
Only authorized service technicians should repair laser devices.
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Before you remove the computer covers, perform the following steps in the sequence
indicated.
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1.
Turn off your computer and any devices.
2.
Ground yourself by touching
an unpainted metal surface on the chassis, such as
the metal around the card-slot openings at the back of the computer, before
touching anything inside your computer.
While you work, periodically touch an unpainted metal surface on the computer
chassis to dissipate any static electricity that might harm internal components.