Acer Travelmate 4720 Service Guide

Chapter 11
Features
Below is a brief summary of the computer’s many feature:
Platform 
TIntel® Core™2 Duo Mobile Processor T7300/T7500/T7700 (4 MB L2 cache, 2/2.2/2.4 GHz, 800 MHz 
FSB) and T7100 (2 MB L2 cache, 1.8 GHz, 800 MHz FSB) supporting Intel 64 architecture
TMobile Intel GM965 Express chipset
TIntel Wireless WiFi Link 4965AGN (dual-band quad-mode 802.11a/b/g/Draft-N) network connection, 
supporting Acer SignalUp™ with InviLink™ Nplify™ wireless technology
TIntel PRO/Wireless 3945ABG (dual-band...

2Chapter 1
TEasy-launch buttons: Acer Empowering Key, Internet, email, user-progammable
TProductivity keys: Lock, Presentation, Sync
TFront-access communication switches: WLAN and  Bluetooth®
Audio
TTwo built-in Acer 3DSonic stereo speakers
TIntel® High Definition Audio support
TBuilt-in microphone
TMS-Sound compatible
Communication
TAcer Video Conference featuring:
tIntegrated Acer CrystalEye webcam supporting enhanced Acer PrimaLite™ technology
tOptional Acer Bluetooth® VoIP phone
TWLAN: Intel Wireless...

Chapter 13
Dimensions and weight
TWidth: 331 mm (13.03 in.)
TDepth: 248 mm (9.76 in.)
THeight: 29.7/41.08 mm (1.17/1.62 in.)
TWeight (with 6-cell battery pack): 2.4 kg (5.29 lbs.)
Environment
TTemperature:
tOperating: 5 C to 35 C
tNon-operating: -20 C to 65 C
THumidity (non-condensing):
toperating: 20%~80%
tNon-operating: 20%~80%°°
°° 

4Chapter 1
Your Acer Notebook Tour
After knowing your computer features, let us show you around your new TravelMate computer.
Front View
#ItemDescription
1 Acer CrystalEye 0.3 megapixel web camera for video communication.
2 Microphone Internal microphone for sound recording.
3 Display screen Also called Liquid-Crystal Display (LCD), displays computer output.
4 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of the 
computers functions and components.
5 Keyboard For...

Chapter 15
Closed Front View
#IconItemDescription
1 Speakers Left and right speakers deliver stereo audio output.
2 IEEE 1394 port (6-pin) Connects to IEEE 1394 devices.
3 Infrared port Interfaces with infrared devices (e.g., infrared printer and IR-
aware computer).
4 USB 2.0 port Connects to USB 2.0 devices (e.g., USB mouse, USB 
camera).
5 Line-in jack Accepts audio line-in devices (e.g., audio CD player, stereo 
walkman, mp3 player)
6 Microphone jack Accepts inputs from external microphones.
7...

6Chapter 1
Left View
Right View
#IconItemDescription
1 Kensington lock slot Connects to a Kensington-compatible computer security 
lock.
2 Optical drive Internal optical drive; accepts CDs or DVDs
3 Optical disk access 
indicatorLights up when the optical drive is active.
4 Optical drive eject button Ejects the optical disk from the drive.
5 Emergency eject hole Ejects the optical drive tray when the computer is turned off.
6 USB 2.0 port Connects to USB 2.0 devices (e.g., USB mouse, USB 
camera).
7...

Chapter 17
Rear Panel
Bottom Panel
#IconItemDescription
1 Ventilation slots Enable the computer to stay cool, even after prolonged use.
2 Modem (RJ-11) port Connects to a phone line.
#ItemDescription
1 Battery bay Houses the computers battery pack.
2 Battery lock Locks the battery in position.
3 Hard disk bay Houses the computer’s hard disk (secured with screws)
4 Memory compartment Houses the computers main memory.
5 Battery release latch Releases the battery to remove the battery pack. 

8Chapter 1
Indicators
The computer has four easy-to-read status indicators:
The front panel indicators are visible even when the computer cover is closed up.
NOTE: Battery LED status during charging:
• Amber: Charging. 
• Green: Charging complete.
IconFunctionDescription
HDD Indicates when the hard disk or optical drive is active.
Num lock Lights when Num Lock is activated.
Cap lock Lights when Cap Lock is activated
Power Lights up when the computer is on.
Battery Lights up when the battery is being...

Chapter 19
Easy-launch Buttons
There are several conveniently located easy-launch buttons. They are: mail, Web browser, Empowering Key 
< > and one user-programmable button.
Press < > to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email 
and Internet programs, but can be reset by users. To set the Web browser, mail and programmable buttons, 
run the Acer Launch Manager. 
IconEasy-launch buttonDefault application
Acer Empowering Technology Acer Empowering Technology...

10Chapter 1
Productivity Keys
Three productivity keys give users one-touch access to protection and manageability features for a more 
secure, smarter and easier way to work.
TLock key - quickly locks and secures your system when you need to leave your desk.
TPresentation key - prepares your system display for presentation, a handy shortcut for busy 
professionals.
TSync key - synchronizes your system to an externally attached storage device, for convenient backup.
IconEasy-launch buttonDefault...