Acer 4240 manual General Information, Pre-disassembly Instructions, Disassembly Process, 6D NI

Models: 4240

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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

The disassembly process is divided into the following stages:

External module disassembly

Main unit disassembly

LCD module 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 main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

Main Screw List

 

Description

 

Quantity

Acer P/N

 

 

 

 

M1.98D 3.0L K 4.6D 0.8T ZK

21

 

86.PAA02.001

 

 

 

 

M2.46D 3.0L K 5.5D 0.8T ZK

11

 

86.PAA02.002

 

 

 

 

M2.5D 5L K 5.5D ZK NL CR3

21

 

86.PAA02.003

 

 

 

 

M2.5D 10.0L K 5.5D ZK NL CR3

12

 

86.PAA02.004

 

 

 

 

 

M3.0D 3.0L

K 4.9D NI

4

 

86.PAA02.006

 

 

 

 

 

M2.5D 3.2L

K 6D NI

4

 

86.PAA02.007

 

 

 

 

 

42

Chapter 3

Page 52
Image 52
Acer 4240 manual General Information, Pre-disassembly Instructions, Disassembly Process, 6D NI