Acer 7420 Laptop User Manual


 
Chapter 3 73
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Removing the Modem Board
1. See “Removing the Battery Pack” on page 62.
2. See “Removing the Lower Cover” on page 64.
Screw List
Screw Part No.
A M2.5 x L6 86.00E33.736
C M2 x L4 86.9A552.4R0
D M2.5 x L5 86.00E74.335
H M2.5 x L8 86.00E34.738
J M2 x L4 86.00F24.724
MAIN UNIT
KEYBOARD
MAIN
BOARD
Cx4
MAIN UNIT DISASSEMBLY
MIDDLE
COVER
LCD MODULE
Hx2Ax2
UPPER CASE
Ax20
LEFT AND RIGHT
SPEAKER MODULE
Cx4
MODEM
BOARD
Cx2
Cx2
CPU/VGA
THERMAL MODULE
CPU
TOUCH PAD BRACKET
ASSEMBLY
Cx4
TOUCH PAD
BRACKET
LAUNCH BOARD
Jx1
HEAT SINK FAN
USB BOARD
C x9 (Cx5 for UMAmodule)
VGA
BOARD
POWER
BOARD
Cx 1
Dx2
TOUCH PAD
BOARD
FINGERPRINT
BOARD
Cx1
ODD BOARD