How to mend Dell Optiplex 745

optiplex 980 sff -does not recognize modem?

i ve dell d600,when i on it,it wil get to dell logo and freze but if i presed it thightly,it wil boot up.what should i do to solve dis hanging stuf thanks to al?

pluged in but not charging?

wireless connection?

pluged in but not charging?

mend my computer speakers ?

Dell Dimension 5000?

dell xps?

how to fix a broken computer screen?

how do i reboot my t3410 w/o a recovery disk?

can I replace broken glass on my desktop computer?

Where can I get missing driver for Dell Dimension 9200 TV card?

Power light flashes but computer wont turn on. Any Solutions?

Power Adapter light flashing?

dvd burner to dell optiplex 980 small case?

Clicking DVD player?

computer not protected when booting up p.c?

Computer Dell Laptop Lattitude D600?

How do I repair my LP5 problem?

how can i fix my dell laptop power?

Google Earth will not do DirectX?

i forgot my loggin imformation my dell d520 can you help me?

how to mend dell laptop powerup problem?

windows xp re-install (2)?

i have a dell pc it freezes up won't load?

DELL optiplex gx270 (xp)reinstall?

network problem?

my browser is to big for sreen how do i fix this dell dimention 2400 ?

no dvd rom /device start up = press f1?

how can I fix the light on the back of the tower on my desktop dell compute?