Quick Reference Guide
25
Before You Begin
NOTICE:
To avoid losing data, save and close any open files and exit any open programs before you turn off your
computer.
1
Shut down the operating system:
a
Save and close any open files, exit any open programs, click the
Start
button, and then click
Turn
Off Computer
.
b
In the
Turn off computer
window, click
Turn off
.
The computer turns off after the operating system shutdown process finishes.
2
Ensure that the computer and any attached devices are turned off. If your computer and attached
devices did not automatically turn off when you shut down your operating system, turn them off now.
Before Working Inside Your Computer
Use the following safety guidelines to help protect your computer from potential damage and to help
ensure your own personal safety.
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
CAUTION:
Handle components and cards with care. Do not touch the components or contacts on a card. Hold a
card by its edges or by its metal mounting bracket. Hold a component such as a processor by its edges, not by
its pins.
NOTICE:
Only a certified service technician should perform repairs on your computer. Damage due to servicing
that is not authorized by Dell is not covered by your warranty.
NOTICE:
When you disconnect a cable, pull on its connector or on its strain-relief loop, not on the cable itself.
Some cables have a connector with locking tabs; if you are disconnecting this type of cable, press in on the locking
tabs before you disconnect the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any
connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned.
To avoid damaging the computer, perform the following steps before you begin working inside the
computer.
1
Turn off your computer.
NOTICE:
To disconnect a network cable, first unplug the cable from your computer and then unplug it from the
network wall jack.
2
Disconnect any telephone or telecommunication lines from the computer.
3
Disconnect your computer and all attached devices from their electrical outlets, and then press the
power button to ground the system board.
4
If applicable, remove the computer stand (for instructions, see the documentation that came with the
stand).
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet before
removing the cover.
Summary of Contents for OptiPlex 745
Page 8: ...8 Quick Reference Guide System Views Mini Tower Computer Front View 3 11 10 6 7 2 8 5 4 1 9 ...
Page 45: ...Quick Reference Guide 45 Set Up Your Keyboard and Mouse Set Up Your Monitor ...
Page 105: ...Hurtig referenceguide 105 Opsætning af tastatur og mus Opsætning af skærm ...
Page 128: ...128 Pikaopas Järjestelmänäkymät Minitornikone Näkymä edestä 3 11 10 6 7 2 8 5 4 1 9 ...
Page 153: ...Pikaopas 153 Järjestelmälevyn osat 1 2 4 7 14 8 15 16 9 5 6 3 10 11 18 20 17 21 13 12 19 ...
Page 156: ...156 Pikaopas Järjestelmälevyn osat 1 2 4 7 14 8 15 9 10 11 3 17 19 16 20 13 12 6 5 18 ...
Page 159: ...Pikaopas 159 Järjestelmälevyn osat 1 2 4 5 15 6 17 9 3 8 7 11 19 16 20 14 13 10 12 18 ...
Page 165: ...Pikaopas 165 Näppäimistön ja hiiren asennus Näytön asennus ...
Page 223: ...Hurtigveiledning 223 Sette opp tastaturet og musen Sette opp skjermen ...
Page 284: ...284 Краткий справочник Установка клавиатуры и мыши Установка монитора ...
Page 298: ...298 Краткий справочник ...
Page 345: ...Stručná referenčná príručka 345 Nastavenie klávesnice a myši Inštalácia monitora ...
Page 406: ...406 Navodila za hitro uporabo Nastavite tipkovnico in miško Namestite monitor ...
Page 420: ...420 Navodila za hitro uporabo ...
Page 430: ...430 Snabbreferensguide Datorn Minitornsdator Framsida 3 11 10 6 7 2 8 5 4 1 9 ...
Page 466: ...466 Snabbreferensguide Installera tangentbordet och musen Installera bildskärmen ...
Page 480: ...480 Snabbreferensguide ...