Dell PowerEdge 4350 Dell PowerEdge 4x50 and 6x50 Systems Rack Installation Gui - Page 8

viii

³

Ensure that proper airflow is provided to components in the rack.

³

Do not step on or stand on any system/component when servicing other

systems/components in a rack.

3UHFDXWLRQV±IRU±3URGXFWV±:LWK±0RGHPV²±

7HOHFRPPXQLFDWLRQV²±RU±/RFDO±$UHD±1HWZRUN±2SWLRQV

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.

:KHQ±:RUNLQJ±,QVLGH±<RXU±&RPSXWHU

Before you remove the computer covers, perform the following steps in the sequence

indicated.

127,&(±²6RPH²’HOO²V\VWHPV²FDQ²EH²VHUYLFHG²RQO\²E\²WUDLQHG²VHUYLFH²WHFKQLµ

FLDQV²EHFDXVH²RI²KLJK²YROWDJHV²DQG²HQHUJ\²KD]DUGV³²’R²QRW²DWWHPSW²WR²

VHUYLFH²WKH²FRPSXWHU²V\VWHP²\RXUVHOI´²H[FHSW²DV²H[SODLQHG²LQ²WKLV²JXLGH²DQG²

HOVHZKHUH²LQ²’HOO²GRFXPHQWDWLRQ³²$OZD\V²IROORZ²LQVWDOODWLRQ²DQG²VHUYLFH²

LQVWUXFWLRQV²FORVHO\³

1252u0.book

Page viii

Friday, August 6, 1999

10:01 AM

Dell PowerEdge 4350 Dell PowerEdge 4x50 and 6x50 Systems Rack Installation Gui - Page 8

Observe the following precautions for laser devices

Page 8 highlights