Acer Aspire 5538 Service Guide

Chapter 111
Using the Keyboard
Your Acer Aspire Series notebook has a close-to-full-sized keyboard and an embedded numeric keypad, 
separate cursor, lock, function and special keys.
Lock Keys and embedded numeric keypad
The keyboard has three lock keys which you can toggle on and off.
The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters 
located on the upper right corner of the keycaps. To simplify the keyboard legend, cursor-control key symbols 
are...

12Chapter 1
Windows Keys
The keyboard has two keys that perform Windows-specific functions.
KeyDescription
Windows key Pressed alone, this key has the same effect as clicking on the Windows Start button; 
it launches the Start menu. It can also be used with other keys to provide a variety of 
functions:
: Open or close the Start menu
 + : Display the desktop
 + : Open Windows Explore
 + : Search for a file or folder
 + : Lock your computer (if you are connected to a network domain), or 
switch users (if...

Chapter 113
Hot Keys
The computer employs hotkeys or key combinations to access most of the computers controls like screen 
brightness and volume output.
To activate hotkeys, press and hold the  key before pressing the other key in the hotkey combination.
HotkeyIconFunctionDescription
 +  System Properties Display the System Properties dialog box.
 +  Bluetooth 
communication switchEnables/disables the Bluetooth function.
 +  Sleep Puts the computer in Sleep mode.
 +  Display toggle Switches display...

14Chapter 1
Special Keys
You can locate the Euro symbol and the US dollar sign at the upper-center and/or bottom-right of your 
keyboard.
The Euro symbol
1.Open a text editor or word processor.
2.Hold  and then press the  key at the upper-center of the keyboard.
NOTE: Some fonts and software do not support the Euro symbol. See www.microsoft.com/typography/faq/
faq12.htm for more information.
The US dollar sign
1.Open a text editor or word processor.
2.Hold  and then press the  key at the upper-center of...

Chapter 115
Hardware Specifications and Configurations
Processor
Processor Specifications
CPU Fan True Value Table
Throttling 50%: On= 90°C; OFF=80°C
OS shut down at 95°C; H/W shut down at 87°C
North Bridge Specifications
South Bridge Specifications
System Memory 
ItemSpecification
CPU type  AMD S1g1 processor
CPU package  638-pin lidless micro PGA package.
Core Logic •
Chipset •
Features •
ItemCPU 
SpeedCoresMfg. 
TechCache 
SizePackageCore 
Vo l ta g eAcer P/N
L1101.2 GHz 1 65 nm 512 kB Micro-...

16Chapter 1
Video Specifications
Hard Disk Drive Interface
   
Supports DIMM Speed 667MHZ
ItemSpecification
Chipset Integrated VGA solution for AMD RS780MN (UMA).
On board VGA solution for ATI M92-S2 LP (DIS).
Package
Features •  Adjustable 128MB UMA VGA memory share from North 
Bridge.
•  Adjustable 512MB DIS VGA memory share from North Bridge.
ItemSpecifications
Vendor & Model 
Name
Hitachi 
HTS545050B9A300Hitachi 
HTS545032B9A300Hitachi 
HTS545025B9A300Hitachi 
HTS545016B9A300
Capacity (MB)500 320 250...

Chapter 117
Buffer size 8 MB 8 MB 8MB 8 MB
InterfaceSATA SATA SATA SATA
Internal transfer 
rate (Mbits/sec, 
max)8301175 830 1175
I/O data transfer 
rate
(Mbytes/sec 
max)875 Mbits/s maximum 845 Mbits/s 
maximum
DC Power Requirements
Voltage
+5.0V ± 5%.
ItemSpecifications
Vendor & Model 
Name
To s h i b a
MK1655GSXTo s h i b a
MK2555GSXTo s h i b a
MK3255GSXTo s h i b a
MK5055GSX
Capacity (MB)160 250 320 500
Bytes per sector512 512 512 512
Data heads2244
Drive Format
Disks
1122
Spindle speed 
(RPM)5400...

18Chapter 1
Spindle speed 
(RPM)5400
Performance Specifications
Buffer size 
8 MB
InterfaceSATA
Internal transfer 
rate (Mbits/sec, 
max)N/A
I/O data transfer 
rate
(Mbytes/sec 
max)300
DC Power Requirements
Voltage
5V ±5%
ItemSpecifications 

Chapter 119
Super-Multi Drive Module 
BIOS
LED 15.6” 
ItemSpecification
Vendor & model name HLDS GU10N PANASONIC UJ892
Performance 
SpecificationWith CD Diskette With DVD DisketteWith CD Diskette With DVD Diskette
Transfer rate (MB/sec) Sustained:
.Sustained: Sustained: Sustained:
Buffer Memory
Interface
Applicable disc formats
•
Loading mechanism Emergency Release (draw open hole)
Power Requirement
Input Voltage DC 5 V +/- 5%
ItemSpecification
BIOS vendor Insyde
BIOS Version 3.5
BIOS Features • Flash...

20Chapter 1
Bluetooth
Audio Codec and Amplifier
LAN Interface
Keyboard
Mini Card
CameraWeight (without inverter)
Physical Size (mm)
Electrical Interface
Viewing Angle (degree)
Horizontal (Right) / (Left)
Vertical (Upper) / (Lower)
ItemSpecification
Bluetooth Controller Foxconn Bluetooth BRM 2046 BT2.1 (T60H928.33) 
Supported Protocols 1.1, 1.2 & 2.0 + EDR (Extended Data Rate) 
Transfer Rate (max.) 3.0Mbps
ItemSpecification
Audio 
ControllerRealtek ALC269X-GR for High Definition Audio Codec
Features • MIC...