Acer Aspire 3050 Service Guide

Chapter 13
System Block Diagram
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Turion 64 Rev.F  Dual-Core/
DDR-II 533/667MHz
ATA 66/100
Azalia
AUDIO CODEC
DDR-II SODIMM1DDR-II SODIMM2
IDE-ODD
PATA HDD
Page: 23Page: 22 Page: 22 Page: 7
Clock generator
Page:3, 4, 5,...

4Chapter 1
Board Layout
Top View
1 CN1 LCD Cable Connector  6 U9 ENE CB714
2 SW1-4 Quick Key Switch7 SW5-10 Touchpad Switch
3 CN2 Touchpad Board Connector 8 U7 EC PC97551
4 U6 LAN RTL8100CL 9 CN3 Keyboard Connector
5 CN4,5,28 5-in-1 Card Reader Connector
2
1
3
4
5
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8
9 

Chapter 15
Bottom View
NOTE: This is engineering sample. The image above may not be exactly the same as the real main board you 
get.
1 CN6 RJ45 Connector 14 CN15 RTC Connector
2 CN8 Fan Connector 15 CN16 Bluetooth Connector
3 CN11 So-Dimm Connector (4H) 16 CN18 HDD Connector
4 CN10 So-Dimm Connector (8H) 17 CN20 MDC Connector
5 CN9 Power Board Connector 18 CN21 Internal MIC Connector
6 CN7 CRT Connector 19 CN22 Internal Speaker Connector
7 U16 CPU ATHLON64 20 CN26 Line-in Jack
8 U19 North Bridge RS485...

6Chapter 1
Jumper Settings/Clear BIOS Password Procedures
1.Please see the bottom side of the main board. 
2.Find G1 jumper and short the jumper to clear BIOS password. 11 U22 South Bridge SB460 24 PJ1 Battery Connector
12 CN19 PCMCIA Connector 25 SW11 Wireless Switch
13 CN13 ODD Connector 26 SW12 Bluetooth Switch
G1: CMOS clear Jumper  

Chapter 17
Your Acer Notebook tour
After knowing your computer features, let us show you around your new TravelMate computer.
Front View
#IconItemDescription
1 Built-in camera 1.3 megapixel/310,000 pixel web 
camera for video communication. (for 
selected models)
2 Display screen Also called Lliquid-Crystal Display 
(LCD), displays computer output.
3 Easy-launch buttons Buttons for launching frequently used 
program.
4 Status indicators Light-Emitting Diodes (LEDs) that light 
up to show the status of...

8Chapter 1
Closed Front View
9 Microphone Internal microphone for sound 
recording.
10 Power button Turns the computer on and off.
#IconItemDescription
1 Latch Locks and release the lid
2 Power indicator Indicates the computer’s power status.
3 Battery indicator Indicates the computer’s battery 
status.
4 Speakers Left and right speakers deliver stereo 
audio output.
5
Bluetooth
® 
communication 
switch/indicatorPress to enable/disable Bluetooth 
function. Lights to indicate the status 
of...

Chapter 19
Left View
Right View
#IconItemDescription
1 External display 
(VGA) portConnects to a display device (e.g., 
external monitor, LCD projector).
2 Ventilation slots Enable the computer to stay cool, 
even after prolonged use.
3 S-Video/TV-out 
(NTSC/PAL) portConnects to a television or display 
device with S-video input.
4 USB 2.0 port Connects to USB 2.0 devices (e.g. 
USB mouse, USB camera).
5 5-in-1 card reader Accepts Memory Stick (MS), Memory 
Stick PRO (MS PRO), MultiMediaCard 
(MMC),...

10Chapter 1
Rear Panel
#IconItemDescription
1 Optical drive Internal optical drive; accepts CDs or 
DVDs (slot-load or tray-load 
depending on model).
2 Optical disk access 
indicatorLights up when the optical drive is 
active (location depends on model).
3 Optical drive eject 
buttonEjects the optical disk from the drive 
(location depends on model).
4 Emergency eject 
holeEjects the optical drive tray when the 
computer is turned off (location 
depends on model).
5 Modem (RJ-11) port Connects to a...

Chapter 111
Bottom Panel
Indicators
The computer has four easy-to-read status indicators:
#ItemDescription
1 Memory 
compartmentHouses the computer’s main memory.
2 Cooling fan Helps keep the computer cool.
Note: Do not cover or obstruct the 
opening of the fan.
3 Battery release latch Release the battery for removal.
4 Battery bay Houses the computer’s battery pack.
5 Battery lock Locks the battery in position.
6 Hard disk bay Houses the computer’s hard disk 
(secured with screws) 

12Chapter 1
The front panel indicators are visible even when the computer cover is closed up.
NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows 
green when in AC mode.
Easy-Launch Buttons
Located above the keyboard are four buttons. These buttons are called 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...