Acer Travelmate 4020 Service Guide

Chapter 15
Rear View
  

6Chapter 1
ITEMDESCRIPTIONITEM DESCRIPTION
CN2 LCD Connector CN14 DC JACK 
CN3 LED board connector CN15 CRT connector 
SW2 Lid switch CN16 Docking connector 
CN10 express card connector CN17 Battery connector 
CN11 4 IN 1 connector CN18 Fix ODD connector 
CN13 Speaker connector  CN21 Swap ODD connector 
CN9 MD board connector CN24 2nd Battery connector 
CN12 INT MIC connector CN30 PATA HDD connector 
CN5 Keyboard connector CN31 SATA HDD connector 
CN6 BT connector CN36 Line IN connector 
CN8 TP connector...

Chapter 17
Block Diagram
INTEL Mobile_479  CPU
400/533MHZ DDR2
ATA 66/100
AC97
CLOCK GEN
AUDIO CODEC
Centrino
DDR2-SODIMM1
DDR2-SODIMM2
IDE-ODD
IDE - HDD
MODEM
RJ11
Page:27
Page:27
Page:27 Page:21 Page:21Page:9~10
Page:9~10
ICS954201
Page : 3 , 4
Page : 5 ~ 8
Page : 18 ~ 20 Page : 2
Page:28
LINE
OUT
ALVISO
ICH6-M609 BGA
DMI I/F
Page : 29
Page:30 Page:30Touchpad
KBC(97551)
KeyboardDOCKING
Page:33
 DOTHAN 
CELEROM-M
M26P/M24P
Page : 11 ~ 14
ATI
64M /
128M
PCIE
TVOUT
EXT_LVDS
EXT_CRT
EXT_TV-OUT
INT_LVDS...

8Chapter 1
Outlook View
A general introduction of ports allow you to connect peripheral devices, as you would with a desktop PC.
Open View
#ItemDescription
1 Display screen Also called Liquid-Crystal Display (LCD), displaying computer 
output. 
2 Microphone Internal microphone for sound recording.
3 Keyboard For entering data into your computer.
4 Palmrest Comfortable support area for your hands when you use the 
computer.
5 Click buttons
(Left, center and 
right) The left and right buttons function like...

Chapter 19
Front Panel
#IconItemDescription
1 Speakers Left and right speakers deliver stereo audio 
output.
2 Power indicator Lights when the computer is on.
3 Battery indicator Lights when the battery is being charged.
4 Bluetooth
communication 
button/indicator Press to enable/disable Bluetooth function. 
Lights to indicate the status of Bluetooth 
communications.
5Wireless 
communications
button/indicatorPress to enable/disable Wireless function. 
Lights to indicate the status of wireless LAN...

10Chapter 1
Left View
 
NOTE: The positions of the AcerMedia indicator, eject button and emergency eject hole may differ depending 
on the optical drive module installed.
#ItemDescription
1 Optical drive Internal optical drive; accepts CDs or DVDs depending on the 
optical drive type.
2 LED indicator Lights up when the optical drive is active.
3 Optical drive eject 
buttonEjects the optical drive tray from the drive.
4 Emergency eject 
holeEjects the optical drive tray when the computer is turned off 

Chapter 111
Right View
#IconItemDescription
1 PC Card slot eject 
buttonEjects the PC Card from the slot.
2 PC Card slot Connects to one Type II CardBus PC Card.
3 Two USB 2.0 ports Connect to Universal Serial Bus (USB) 2.0 
devices (e.g., USB mouse, USB camera).
4 Network jack Connects to an Ethernet 10/100/1000-based 
network (for selected  models).
5 Modem jack Connects to a phone line.
6 Ventilation slots Enable the computer to stay cool, even after 
prolonged use.
Note:
# Icon Item Description #...

12Chapter 1
Rear View
#IconItemDescription
1 Power jack Connects to an AC adapter.
2 External display port Connects to a display device (e.g., external 
monitor, LCD projector).
3 Security keylock Connects to a Kensington-compatible 
computer security lock.
Note:
# Icon Item Description # Icon Item DescriptionNote:
# Icon Item Description # Icon Item Description
Note:
# Icon Item Description # Icon Item Description 

Chapter 113
Bottom View
#ItemDescription
1 Hard disk bay Houses the computers hard disk 
(secured with two screws). 
2 Battery release latch Unlatches the battery to remove the battery pack.
3 Battery bay Houses the computers battery pack.
4 Battery lock Locks the battery in place.
5 Cooling fan Helps keep the computer cool.
NOTE: Do not cover or obstruct the opening of the fan.
6 Memory compartment Houses the computers main memory and Mini PCI Card. 

14Chapter 1
Indicators
Your computer provides an array of three indicators located above the keyboard, in addition to four
indicators positioned at the front of the palm rest area. These indicators show the status of the computer
and its componetns.
                                                                                      
The three indicators located above the keyboard provide the following status information:
NOTE: The keypad lock must be turned on to use the embedded numeric keypad....