Acer Aspire 4250 User Manual

Machine Maintenance Procedures 3-5
Machine Maintenance Procedures
Introduction 0
This chapter contains general information about the computer, a list of tools needed to
do the required maintenance and step by step procedures on how to remove and install
components from the computer.
General Information 0
The product previews seen in the following procedures may not represent the final
product color or configuration. Cable paths and positioning may also differ from the
actual model. During the removal and installation of components, make sure all
available cable channels and clips are used and that the cables are installed in the same
position.
All prerequisites must be completed prior to starting maintenance.
Recommended Equipment 0
The following equipment are recommended to do the following maintenance
procedures:
 Wrist grounding strap and conductive mat
 Flat screwdriver
 Philips screwdriver
 Plastic tweezers
 Flat plastic pry
Table 3-1. Screw List
Size Quantity Acer Part No.
M2.0*3.0 15 86.ARE07.002
M2.5*6.0 18 86.ARE07.001
M3.0*3.0 (NI) 4 86.N1407.007
M2.5*3.0 (NI) 2 86.R6Z07.001
M2.5*4.0 7 86.PSR07.001
M2.0*2.0 1 86.W4107.002
M2.5*4.0 (NI) 7 86.R6Z07.001
M2.0*5.0 4 86.T23V7.010

Acer Aspire 4250 Specifications

General

RAM	2 GB DDR3
Storage	320 GB HDD
Operating System	Windows 7 Home Basic
Battery	6-cell Li-ion
Weight	2.2 kg
Memory	DDR3
Graphics Variant	Integrated
Optical Drive	DVD-Super Multi DL drive
Card Reader	Multi-in-1 card reader
Webcam	Acer Crystal Eye webcam
Networking	802.11b/g/n Wi-Fi, Gigabit Ethernet
Graphics	AMD Radeon HD 6320
Display	14.0 inches
Chipset	AMD A50M
Display Features	LED-backlit
Audio	Built-in speakers and microphone
Ports	3 x USB 2.0, HDMI, VGA, Ethernet (RJ-45)