Dell Inspiron Desktop (3847, Early 2013) - Manual (Page 50)

50 | Removing the Power-Supply Unit
Removing the Power-Supply Unit
WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 7. After working inside your computer, follow the instructions in "After
Working Inside Your Computer" on page 9. For additional safety best practices
information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
Prerequisites
Remove the computer cover. See "Removing the Computer Cover" on page 12.
Procedure
1 Disconnect the DC power cables from the system board (ATX1), hard drive, and
optical drive. See "System-Board Components" on page 11.
2 Remove the screws that secure the power-supply unit to the chassis.
3 Press the power-supply clamp to release the power-supply unit from the chassis.
4 Slide and lift the power-supply unit away from the chassis
1 screws (4) 2 power-supply unit
3 power-supply clamp
1
2
3
book.book Page 50 Tuesday, November 12, 2013 1:54 PM