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Dell Precision 7740 - Display Assembly Service

Dell Precision 7740
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a. graphic card
b. heat sink assembly
c. palmrest
d. SIM card
e. M.2 SSD card
f. WWAN card
g. WLAN card
h. primary memory
i. secondary memory
j. base cover
k. keyboard
l. hard drive interposer board
m. hard drive
n. battery
o. battery cover
p. SD card
3. Follow the procedure in After working inside your computer.
Display assembly
Removing the display assembly
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. SD card
b. battery cover
c. battery
d. keyboard
e. hard drive
f. base cover
g. WWAN card
h. WLAN card
i. palmrest
3. To remove display assembly:
a. Remove the 2 (M2.5x5.0) screws at the bottom of the system that secures the display assembly in place [1].
b. Unroute all the wireless antenna cables from the routing channels at the bottom of the system and next to the hinge
caps [2] and unthread the antenna cables.
Removing and installing components
83

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