Removing and installing components
Recommended tools
The procedures in this document require the following tools:
•
Phillips #0 screwdriver
•
Phillips #1 screwdriver
•
Philips #2 screwdriver
•
Plastic scribe
•
T-30 torx screwdriver
NOTE:
The #0 screw driver is for screws 0-1 and the #1 screw driver is for screws 2-4
Screw list
NOTE:
When removing screws from a component, it is recommended to note the screw type, the quantity of screws,
and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type
is restored when the component is replaced.
NOTE:
Some computers have magnetic surfaces. Ensure that the screws are not left attached to such surface when
replacing a component.
NOTE:
Screw color may vary with the configuration ordered.
Table 1. Screw list
Component
Secured to
Screw type
Quantity
Screw image
Base cover
Palm-rest assembly
M2x3.5
6
Battery
Palm-rest assembly
M2x2
4
Solid-state drive shield
NOTE:
Available only
on computers
shipped with solid-
state drive with a
capacity more than
512 GB.
System board
M2x3
1
Heat sink (on computers
shipped with discrete
graphics card)
System board
M2x3
5
Heat sink (on computers
shipped with integrated
graphics card)
System board
M2x3
4
Fan
Palm-rest assembly
M2x3
3
WLAN-card bracket
WLAN card
M1.6x2.5
1
2
Removing and installing components
9
Summary of Contents for Inspiron 7490 P115G
Page 1: ...Inspiron 7490 Service Manual Regulatory Model P115G Regulatory Type P115G001 ...
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