General Information; Pre-Disassembly Instructions; Disassembly Process - Packard Bell EasyNote LJ75 Service Manual

General Information

Pre-disassembly Instructions

Before proceeding with the disassembly procedure, make sure that you do the following:
1. Turn off the power to the system and all peripherals.
2. Unplug the AC adapter and all power and signal cables from the system.
3. Place the system on a flat, stable surface.
4. Remove the battery pack.

Disassembly Process

IMPORTANT:The LCD Module cannot be disassembled outside of factory conditions. If any part of the LCD
Module is faulty, such as the camera, antenna or LCD panel, the whole module must be replaced.
The disassembly process is divided into the following stages:
External module disassembly
•
Main unit disassembly
•
The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence.
Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you
want to remove the mainboard, you must first remove the keyboard, then disassemble the inside assembly
frame in that order.
Main Screw List
Screw
M2.45D 8.0L K 5.5D 0.8T ZKNL
M2.5D 5L K 5.5D ZK NL + CR3
M2.46D 3.0L K 5.5D 0.8T ZKNL
M1.98D 3.0L K 4.6D 0.8T ZKNL
M3.0D 3.0L K 4.9D NI
M2D 4.0L K 4.6D NI NL
ASSY THML SPRING
50
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Quantity
14
23
3
20
8
2
4
Part Number
86.WBF02.001
86.WBF02.010
86.WBF02.002
86.WBF02.003
86.WBF02.005
86.WBF02.007
86.WBF02.009
Chapter 3