What power supply does the Dell Optiplex 755 have?
Dell – 275 Watt Power Supply for Optiplex 755 745 SFF [WU142].
How do I remove the power supply from a Dell Optiplex 755?
Press the release button located on the floor of the system chassis, and then slide the power supply toward the front of the system. 8. Lift the power supply and remove from the system.
How do I find out what my Dell power supply is?
Press the BIST button on the system and check whether the LED lights up. The light should be solid on not flickering or flashing and the power supply fan should also turn on to speed.
Is Dell Optiplex 755 a good computer?
The 755 is useful for businesses that needs a little bit more than the standard desktop PC for their workers. Its dual hard drives give data redundancy to safeguard files. The OptiPlex 755 is a highly recommended business PC that also happens to be energy-efficient and environmentally attractive.
What are the model numbers of Dell Optiplex 755 power supply?
Genuine Dell 235W RT490 Replacement Power Supply Unit Power Brick For Optiplex 210L, 320, 330, 360, 740, 745, 755 GX520, GX620 Systems and Dimension C521, 3100C, and New Style GX280 Systems Replaces Part Numbers: MH596, MH595, NH429, P9550, U9087, X9072 Replaces Model Numbers: AA24100L, D280P-00, H280P-00, L280P-01 .
What kind of power supply does Dell Optiplex use?
Dell – 305 Watt Power Supply for Optiplex 330, 740, 745, 755 SMT [F305e-00]. . Dell – 275 Watt Power Supply for Optiplex 755 745 SFF [WU142]. Dell – 275 Watt Power Supply for Optiplex 755 745 SFF [WU142].
How to remove memory modules from Optiplex 755?
Reinstall all USB devices and check all cable connections. No memory modules are detected. If two or more memory modules are installed, remove the modules (see Removing Memory), then reinstall one module (see Installing Memory) and restart the computer.