Dell Optiplex 7450-8428 [39/77] Installing the chassis frame

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NOTE: There is a cable that is taped/glued down to the chassis frame. That cable runs down from the On-

Screen Display (OSD) and into a connector on the Display Bezel for the Power Button board below the OSD

Button board. Trying to lift the chassis frame without disconnecting this cable rst could damage the connector.

a Peel the adhesive tapes that secure the chassis frame [1].

b Remove the screws that secure the chassis frame to the computer. [2].

NOTE: Chassis frame screws have M3 stamped next to them.

c Remove the cables from the chassis frame and lift the chassis frame away from the computer. [3].

Installing the chassis frame

1 Place the chassis frame on the computer.

2 Tighten the screws to secure the chassis frame to the computer.

3 Ax the adhesive tapes to secure the chassis frame to the computer.

4 Install the:

a system board

b power supply unit

c coin cell battery

d system fan

e processor

f heat sink

g memory

h WLAN card

i system board shield

j SSD card

k VESA mount bracket

l optical drive

m hard drive

n cable cover

o speaker

p speaker cover

q back cover

r stand

5 Follow the procedure in After working inside your computer.

Извлечение и установка компонентов 39