Acer Aspire 7540 Service Guide

							Chapter 113
Using the Keyboard
The keyboard has full-sized keys and an embedded numeric keypad, separate cursor, lock, Windows, function 
and special keys.
Lock Keys and numeric keypad
The keyboard has three lock keys which you can toggle on and off.  
The keyboard has a numeric keypad with cursor-control keys. 
Lock keyDescription
Caps Lock When Caps Lock is on, all alphabetic characters typed are 
in uppercase.
Num Lock  When Num Lock is on, the numeric keypad is in numeric mode. The keys 
function as a calculator (complete with the arithmetic operators +, -, *, and /). 
Use this mode when you need to do a lot of numeric data entry. A better solution 
would be to connect an external keypad.
Scroll Lock  + 
When Scroll Lock is on, the screen moves one line up or down when you press 
the up or down arrow keys respectively. Scroll Lock does not work with some 
applications.
Desired accessNum Lock onNum Lock off
Number keys on 
embedded keypadType numbers in a normal manner.
Cursor-control keys on 
embedded keypadHold  while using cursor-
control keys.Hold  while using cursor-
control keys.
Main keyboard keys Hold  while typing letters on 
embedded keypad.Type the letters in a normal 
manner. 
						

							14Chapter 1
Windows Keys
The keyboard has two keys that perform Windows-specific functions.
KeyDescription
Windows 
keyPressed 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
< > + : Cycle through Sidebar gadgets
< > + : Lock your computer (if you are connected to a network domain), or 
switch users (if youre not connected to a network domain)
< > + : Minimizes all windows
< > + : Open the Run dialog box
< > + : Cycle through programs on the taskbar
< > + : Open Ease of Access Center
< > + : Open Windows Mobility Center
< > + : Display the System Properties dialog box
< > + : Restore minimized windows to the desktop
< > + : Cycle through programs on the taskbar by using Windows Flip 3-
D
< > + : Bring all gadgets to the front and select Windows 
Sidebar
 + < > + : Search for computers (if you are on a network)
 + < > + : Use the arrow keys to cycle through programs on the 
taskbar by using Windows Flip 3-D
Note: Depending on your edition of Windows Vista, some shortcuts may not 
function as described.
Application 
key This key has the same effect as clicking the right mouse button; it opens the 
applications context menu. 
						

							Chapter 115
Hot Keys
The computer employs hotkeys or key combinations to access most of the computer’s controls like screen 
brightness, volume output and the BIOS utility.
To activate hot keys, press and hold the  key before pressing the other key in the hotkey combination.  
Special Key (only for certain models)
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.Either press < > on the keyboard, or hold  and then press the  key at the upper-center of 
the keyboard.
NOTE: Some fonts and software do not support the Euro symbol. Please refer to www.microsoft.com/
typography/faq/faq12.htm for more information.
The US dollar sign
1.Open a text editor or word processor.
2.Either press < > at the bottom-right of the keyboard, or hold  and then press the  key at the 
upper-center of the keyboard.
NOTE: This function varies according to the language settings.
HotkeyIconFunctionDescription
 + System property Starts System Property for displaying system 
information.
 + Bluetooth Enables/disables the Bluetooth function. 
 + Sleep Puts the computer in Sleep mode.
 + Display toggle Switches display output between the display 
screen, external monitor (if connected) and both.
 + Screen blank Turns the display screen backlight off to save 
power. Press any key to return.
 + Speaker toggle Turns the speakers on and off.
 + < >Brightness up Increases the screen brightness.
 + < >Brightness down   Decreases the screen brightness.
 + < >Volume up Increases the sound volume.
 + < >Volume down Decreases the sound volume.  
						

							16Chapter 1
Windows Mobility Center
The Windows Mobility Center collects key mobile-related system settings in one easy-to-find place, so you can 
quickly configure your Acer system to fit the situation as you change locations, networks or activities. Settings 
include display brightness, volume, power plan, wireless networking on/off, external display settings, 
synchronization status and presentation settings.
Windows Mobility Center also includes Acer-specific settings like sharing folders overview/sharing service on 
or off, Bluetooth Add Device (if applicable), and a shortcut to the Acer user guide, drivers and utilities.
To launch Windows Mobility Center:
qUse the shortcut key  + .
qStart Windows Mobility Center from the Control panel.
qStart Windows Mobility Center from the Accessories program group in the Start menu.
qLaunch Windows Mobility Center by right-clicking   in the system tray and select Windows Mobility 
Center. 
						

							Chapter 117
Using the System Utilities
Acer Bio-Protection (only for certain models)
Acer Bio-Protection Fingerprint Solution is a multi-purpose fingerprint software package integrated with the 
Microsoft Windows operating system. Utilizing the uniqueness of ones fingerprint features, Acer Bio-
Protection Fingerprint Solution has incorporated protection against unauthorized access to your computer with 
centralized password management with Password Bank, easy music player launching with Acer MusicLaunch, 
secure Internet favorites via Acer MyLaunch, and fast application/website launching and login with Acer 
FingerLaunch, while Acer ProfileLaunch can launch up to three applications/websites from a single finger 
swipe.
Acer Bio-Protection Fingerprint Solution also allows you to navigate through web browsers and documents 
using Acer FingerNav. With Acer Bio-Protection Fingerprint Solution, you can now enjoy an extra layer of 
protection for your personal computer, as well as the convenience of accessing your daily tasks with a simple 
swipe of your finger!
For more information refer to the Acer Bio-Protection help files. 
						

							18Chapter 1
Acer GridVista (dual-display compatible)
NOTE: This feature is only available on certain models.
To enable the dual monitor feature of the notebook, first ensure that the second monitor is connected, then 
select Start, Control Panel, Display and click on Settings. Select the secondary monitor (2) icon in the 
display box and then click the check box Extend my windows desktop onto this monitor. Finally, click 
Apply to confirm the new settings and click OK to complete the process.
Acer GridVista is a handy utility that offers four pre-defined display settings so you can view multiple windows 
on the same screen. To access this function, please go to Start>All Programs and click on Acer GridVista. 
You may choose any one of the four display settings indicated below:
Double (vertical), Triple (primary at left), Triple (primary at right), or Quad Acer Gridvista is dual-display 
compatible, allowing two displays to be partitioned independently.
Acer Gridvista is dual-display compatible, allowing two displays to be partitioned independently.
AcerGridVista is simple to set up:
1.   Run Acer GridVista and select your preferred screen configuration for each display from the task bar.
2.Drag and drop each window into the appropriate grid.
3.Enjoy the convenience of a well-organized desktop.
NOTE: Please ensure that the resolution setting of the second monitor is set to the manufacturers 
recommended value.
Note:
Start  Control Panel  Display
Settings (2)
Extend my windows desktop onto this monitor
Apply OK
Start  All Programs Acer GridVista 
						

							Chapter 119
Hardware Specifications and Configurations
Processor
Throttling 50%: On= 99 C; OFF=93 C
OS shut down at 105 C; H/W shot down at 110 .C
 
ItemSpecification
CPU type Aspire 7736/7336 Series:  
Intel® Core™2 Duo P8800 PGA (2.66 GHz)
Intel® Core™2 Duo T6500 PGA (2.1 GHz) 
Intel Celeron 900 PGA (2.2 GHz)
Aspire 7736Z Series: Intel Pentium Dual-Core T4200 PGA (2.0 GHz)
Aspire 7540 Series:  AMD Turion II M520 2.3 GHz
                                 AMD Athlon II M320 2.1 GHz
                                AMD Turion M620 2.5 GHz
Core logic Aspire 7736/7736Z/7336 Series: Mobile Intel® PM45/GM45/GL40 
Express Chipset
Aspire 7540 Series: AMD M880G Chipset
CPU package  Aspire 7736/7736Z/7336 Series: 478-pin micro-FCPGA
Aspire 7540 Series: Socket S1
CPU core voltage Aspire 7736/7736Z/7336 Series:: 1.0375V to 1.3V
Aspire 7540 Series: 1.35V to 1.5V
CPU Fan True Value Table
DTS(degree C)Fan Speed (rpm)Acoustic Level (dBA)
45-50 0-3000 29
55-66 0-3300 33
68-74 3300-3800 38
78-83 3800-4100 40
86-91 4100-4800 40
BIOS
ItemSpecification
BIOS vendor Phoenix
BIOS Version
Aspire 7736/7736Z/7336 Series: v1.16
Aspire 7540 Series: v1.07
System Memory
ItemSpecification
Memory controller Built-in 
Memory size 0MB (no on-board memory)
DIMM socket number 2 sockets
Supports memory size per socket 2048MB
Supports maximum memory size 4GB for 64bit OS (with two 2GB SODIMM)
Supports DIMM type DDR 2 Synchronous DRAM
Supports DIMM Speed 667 MHz
Supports DIMM voltage 1.5V 
Supports DIMM package 240-pin soDIMM

 
						

							20Chapter 1
 
NOTE: Above table lists some system memory configurations. You may combine DIMMs with various 
capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be 
reversed.
 Memory module combinations You can install memory modules in any combinations as long as 
they match the above specifications.
Memory Combinations
Slot 1Slot 2Total Memory
0MB 1024MB 1024MB
0MB 2048MB 2048MB
1024MB 0MB 1024MB
1024MB 1024MB 2048MB
1024MB 2048MB 3072MB
2048MB 0MB 2048MB
2048MB 1024MB 3072MB
2048MB 2048MB 4096MB
0MB 4096MB 4096MB
4096MB 0MB 4096MB
ItemSpecification
LAN Chipset Broadcom BCM5784 
Supports LAN protocol 10/100/1000 Mbps
LAN connector type RJ45
LAN connector location Left side
Features Integrated 10/100 BASE-T transceiver
Wake on LAN support compliant with ACPI 1.0b/2.0/3.0
PCI v2.2
Bluetooth Interface
ItemSpecification
Chipset Foxconn Bluetooth BRM 2046 BT2.1
Data throughput 723 bps (full speed data rate)
Protocol Bluetooth 2.1 
Interface USB 
Connector type USB System Memory
ItemSpecification 
						

							Chapter 121
Wireless Module 802.11b/g/n
ItemSpecification
Chipset Aspire 7736 series: Lan Intel WLAN 512AN_HMWG 
Shirley Peak 5100 MM#895373;Lan Intel WLAN 
512AN_MMWG Shirley Peak 5100 MM#895361
Aspire 7736Z Series: Foxconn Wirelss LAN Atheros HB95 
1x1 BG (HM)
Aspire 7336 series: QMI Wireless LAN Atheros HB93 1x2 
BGN (HM) EM306
Aspire 7540 Series: QMI Wireless LAN Atheros HB93 1x2 
BGN (HM) EM306; Foxconn Wirelss LAN Atheros HB95 
1x1 BG (HM)
Data throughput 11~54 Mbps, up to 270 Mbps for Draft-N
Protocol 802.11b+g, Draft-N
Interface PCI bus (mini PCI socket for wireless module)
Hard Disk Drive 
Item
Vendor & Model Name HGST 2.5 
HTS545016B9A300 
Panther B SATA LF F/
W:C60F HGST 2.5  
HTS545025B9A300 
Panther B SATA LF F/
W:C60F
WD 2.5 WD2500BEVT-
22ZCT0 ML160 SATA LF 
F / W : 11 . 0 1 A 11HGST 2.5  
HTS545032B9A300 
Panther B SATA LF F/W: 
C60FWD 2.5 WD5000BEVT-
22ZAT0 ML250 SATA LF 
F/W:01.01A01
Capacity (MB) 160000 250000 320000 500000
Bytes per sector 512 512 512 512
Data heads 3/4 2 3 4
Drive Format
Disks2222
Spindle speed (RPM) 5400 RPM 5400 RPM 5400 RPM 5400 RPM
Performance Specifications
Buffer size  8MB 8MB 8MB 8MB
InterfaceSATASATASATASATA
Max. media transfer 
rate (disk-buffer, 
Mbytes/s)540 875
(Max. 3.0 Gbit/s Buffer-
host data transfer) 875
(Max. 3.0 Gbit/s Buffer-
host data transfer)875
(Max. 3.0 Gbit/s Buffer-
host data transfer)
DC Power Requirements
Voltage tolerance 5V(DC) +/- 5% 5V(DC) +/- 5% 5V(DC) +/- 5% 5V(DC) +/- 5%
Optical Disc Drive
ItemSpecification
Vendor & model name HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT30N LF
TOSHIBA Super-Multi DRIVE 12.7mm Tray DL 8X TS-L633C LF 
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (KB/sec) Sustained:
Max 3.6Mbytes/secSustained:
Max 10.08Mbytes/sec
Buffer Memory 2MB
Interface SATA 
						

							22Chapter 1
Applicable disc format Applicable disc format
CD: CD-DA, CD-ROM, CD-ROM XA, Photo CD (multi-session), Video 
CD, Cd-Extra (CD+), CD-text
DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB) DVD-R DL, 
DVD-RW, DVD-RAM, DVD+R, DVD+R DL, DVD+RW
CD:
CD-DA (Red Book) - Standard Audio CD & CD-TEXT 
CD-ROM (Yellow Book Mode1 & 2) - Standard Data
CD-ROM XA (Mode2 Form1 & 2) - Photo CD, Multi-Session
CD-I (Green Book, Mode2 Form1 & 2, Ready, Bridge)
CD-Extra/ CD-Plus (Blue Book) - Audio & Text/Video
Video-CD (White Book) - MPEG1 Video
CD-R (Orange Book Part)
CD-RW & HSRW (Orange Book Part Volume1 & Volume 2
Super Audio CD (SACD) Hybrid type 
US & US+ RW
DVD:
DVD-ROM (Book 1.02), DVD-Dual
DVD-Video (Book 1.1)
DVD-R (Book 1.0, 3.9G) 
DVD-R (Book 2.0, 4.7G) - General & Authoring
DVD+R (Version 1.0) 
DVD+RW
DVD-RW (Non CPRM & CPRM)
DVD°”R Dual 
Loading mechanism Load: Manual
Release: (a) Electrical Release (Release Button)
               (b) Release by ATAPI command 
               (c) Emergency Release
Power Requirement
Input Voltage 5 V +/- 5% (Operating) 
Blu-Ray Disc Drive
ItemSpecification
Vendor & model name HLDS BD COMBO DRIVE TRAY DL 4X CT10 LF
SONY BD COMBO 12.7mm Tray DL 4X BC-5500S LF
Performance 
SpecificationWith CD Disc With DVD Disc With Blu-ray Disc
Transfer rate (KB/sec) Sustained:
Max 3.6Mbytes/secSustained:
Max 10.08Mbytes/secSustained:
Max 11 Mbytes/sec
Buffer Memory 2MB 4.5 MB
Interface SATAOptical Disc Drive
ItemSpecification