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ASPIRE 5252
Acer ASPIRE 5252 Service Guide
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Chapter 3
55
Removing the Logic Lower Door
1.
Remove two (2) screws from the logic lower
door
.
2.
Lift the door beginning from the inner edge as shown.
3.
Lift the door clear of the de
vice, exposing the HDD,
DIMM, and WLAN mo
dules.
Ste
p
Size
Quantity
Screw T
ype
Logic Lower Door
M2.5*8
2
64
66
Table of Contents
Default Chapter
2
Revision History
2
Conventions
5
Table of Contents
7
System Specifications
11
Features
11
Optical Media Drive
13
Privacy Control
13
Dimensions and Weight
13
Power Subsystem
13
Special Keys and Controls
14
Optional Items
15
System Block Diagram
16
Discrete Model
16
UMA Model
17
Your Acer Notebook Tour
18
Front View
18
Rear View
19
Left View
19
Right View
20
Base View
21
Indicators
21
Touchpad Basics
22
Using the Keyboard
23
Lock Keys and Embedded Numeric Keypad
23
Windows Keys
24
Hot Keys
25
Hardware Specifications and Configurations
26
System Utilities
39
BIOS Setup Utility
39
Navigating the BIOS Utility
39
Aspire AS5552/AS5552G BIOS
40
Information
40
Main
41
Security
42
Setting a Password
43
Removing a Password
43
Changing a Password
44
Boot
45
Exit
46
BIOS Flash Utilities
47
DOS Flash Utility
48
Winflash Utility
50
Remove HDD/BIOS Password Utilities
51
Using Boot Sequence Selector
53
Using Dmitools
54
Machine Disassembly and Replacement
55
Disassembly Requirements
55
Pre-Disassembly Instructions
56
Disassembly Process
57
External Module Disassembly Process
58
External Modules Disassembly Flowchart
58
Removing the Battery Pack
59
Removing the SD Dummy Card
60
Removing the Keyboard
61
Removing the ODD Module
63
Removing the Logic Lower Door
65
Removing the 3G Cover (Discrete Only)
66
Removing the DIMM Module
67
Removing the WLAN Module
68
Removing the HDD Module
70
Removing the RTC Battery (UMA Only)
72
Main Unit Disassembly Process
73
Main Unit Disassembly Flowchart
73
Removing the Upper Cover
74
Removing the Speaker Module
78
Removing the Power Board
79
Removing the Touchpad FFC
80
Removing the Card Reader Board (Discrete Only)
81
Removing the USB Board
83
Removing the Bluetooth Module
85
Removing the ODD Connector Board (UMA Only)
87
Removing the Mainboard
88
Removing the Thermal Module
92
Removing the CPU
94
Removing the LCD Assembly
95
Removing the DC-IN Assembly
98
LCD Module Disassembly Process
99
LCD Module Disassembly Flowchart
99
Removing the LCD Bezel
100
Removing the Camera Module
101
Removing the Inverter Board (LCD Only)
102
Removing the LCD/LED Panel
104
Removing the LCD Brackets
105
Removing the LVDS Cable
106
Removing the Microphone Cable
107
Removing the Antennas
109
LCD Module Reassembly Procedure
111
Replacing the Antennas
111
Replacing the Microphone Cable
113
Replacing the LVDS Cable
115
Replacing the LCD Brackets
116
Replacing the LCD/LED Panel
117
Replacing the Inverter Board (LCD Only)
118
Replacing the Camera Module
120
Replacing the LCD Bezel
121
Main Module Reassembly Procedure
122
Replacing the DC-IN Assembly
122
Replacing the LCD Assembly
123
Replacing the CPU
126
Replacing the Thermal Module
127
Replacing the Mainboard
130
Replacing the ODD Connector Board (UMA Only)
133
Replacing the Bluetooth Board
134
Replacing the USB Board
135
Replacing the Card Reader Board (Discrete Only)
137
Replacing the Touchpad FFC
139
Replacing the Power Board
140
Replacing the Speaker Module
141
Replacing the Upper Cover
142
Replacing the RTC Battery (UMA Only)
146
Replacing the HDD Module
147
Replacing the WLAN Module
149
Replacing the DIMM Modules
150
Replacing the 3G Cover (Discrete Only)
151
Replacing the Lower Logic Door
152
Replacing the ODD Module
153
Replacing the Keyboard
155
Replacing the SD Dummy Card
156
Replacing the Battery
157
Troubleshooting
159
Common Problems
159
Power on Issue
160
No Display Issue
161
No POST or Video
161
Random Loss of BIOS Settings
162
LCD Failure
163
Built-In Keyboard Failure
163
Touchpad Failure
164
Internal Speaker Failure
164
Sound Problems
165
Microphone Problems
165
HDD Not Operating Correctly
166
ODD Failure
167
Wireless Function Failure
170
Thermal Unit Failure
170
External Mouse Failure
171
Other Failures
171
Intermittent Problems
172
Undetermined Problems
172
Post Codes
173
Jumper and Connector Locations
177
Top View (Discrete)
177
Bottom View (Discrete)
178
Top View (UMA)
179
Bottom View (UMA)
180
Power Board(Discrete)
181
Power Board(UMA)
182
USB Board
183
Card Reader Board (Discrete Only)
183
Clearing Password Check and BIOS Recovery
184
Clearing Password Check
184
Clear CMOS Jumper
184
BIOS Recovery by Crisis Disk
185
Bios Recovery Boot Block
185
BIOS Recovery Hotkey
185
BIOS Recovery from USB Storage
185
FRU (Field Replaceable Unit) List
187
Aspire AS5552/AS5552G Exploded Diagrams
188
Main Assembly
188
Upper Assembly
189
LCD Assembly
190
LED Assembly
191
Aspire AS5552/AS5552G FRU List
192
Screw List
209
Model Definition and Configuration
210
Test Compatible Components
249
Microsoft® Windows® 7 Environment Test
250
Online Support Information
255
Index
257
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Acer ASPIRE 5252 Specifications
General
Brand
Acer
Model
ASPIRE 5252
Category
Laptop
Language
English
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