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Precision 3640 Tower Service Manual

PDF

Screw list

The following table provides the list of screws that are used for securing different components to the computer.

Table 1. Screw listThe following table lists screws used in your computer.
Component

#6-32x1/4''

Image: #6-32x1/4'' screw

M2x2.5

Image: M2x2.5 screw

M3X3

M3X3 screw

M2X3.5

M3X4 screw
Power supply bracket 2
Power supply unit 4
Heat sink blower (95 W heat sink solution) 3
System-fan bracket 1
System board 8
IO panel 1
Security-lock metal bracket 2
Solid-state drive (SSD) card 1
Optical drive bracket 1
Optional IO card 2
WLAN card and SMA antenna module 1

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