Acer Aspire 1620 Service Guide

2Aspire 1620
Human-centric design
TRugged, yet extremely portable, construction
TStylish appearance
TFull-size keyboard with four programmable launch keys
TComfortable palm rest area with well-positioned touchpad
I/O Ports
TTwo Type II or one Type III PC CardBus (PCMCIA) slot
TOne IEEE 1394 port
TOne FIR port
TOne RJ-11 modem jack (V.92, 56K)
TOne RJ-45 network jack(Ethernet 10/100 Base-T)
TOne DC-in jack
TOne parallel port (ECP/EPP)
TOne S-video port
TOne external monitor port
TOne microphone-in jack...

Chapter 13
System Block Diagram
AA
BB
CC
DD
EE
4
4
3
3
2
2
1
1
DDR*2
ATI
IXP150
LPC BUS PCI BUS
ATI
RC300M
CLK GEN.ICS951402AGT
FSB
400/533/800MHz
ALIK I/F
66MHz
KBCM38857
PC87392
NS SIO
DEBUG
CONN.LPC
3 4, 5
6,7,8,9,10 11,12
16,17,18,19
32 32 33 34
PIDE
MDC CardG1421 OP AMP
31
22
MODEM/BT
YUHINA 4 serial  Block 
YUHINA 4 serial  Block YUHINA 4 serial  Block  YUHINA 4 serial  Block  Diagram
DiagramDiagram DiagramINT.SPKRMini-PCI
802.11A/B/G
Intel CPUDT NorthwoodCD ROM
21SIDE
266/333/400MHz
31
Project...

4Aspire 1620
Board Layout
To p  V i e w
1 Line-in Port 15 CPU Socket
2 Line-out Port 16 North Bridge
3 RJ45+RJ11 17 Fan Connector
4 LCD  Inverter Cable Connector 18 Second Fan Connector
5 USB Port 19 Touchpad Cable Connector
6 USB Port 20 HDD Connector
7 USB Port 21 Keyboard Connector
8 USB Port 22 Speaker Cable Connector
9 VGA Port 23 Optical Drive Connector
10 S-Video Port 24 South Bridge
11 LCD Coaxial Cable Connector 25 RTC Battery Connector
12 Parallel Port 26 Launch Board Cable Connector
13 DC-in...

Chapter 15
Bottom View
1 Wireless LAN Card Connector 5 FIR Port
2 Modem Board Connector 6 DIMM Socket 1
3 Modem Cable Connector 7 DIMM Socket 2
4 IEEE 1394 Port 8 

6Aspire 1620
Panel
Ports allow you to connect peripheral devices to your computer as you would with a desktop PC.
Front View
#ItemDescription
1 Display  screen Also called LCD (Liquid Crystal Display), displays computer 
output.
2 Status indicators LEDs (Light Emitting Diodes) that turn on and off to show 
the status of the computer and its functions and 
components.
3 Power button Turns the computer on and off.
4 Launch Keys Buttons for launching frequently used programs. 
5 Palmrest Comfortable support...

Chapter 17
Left view
#IconItem/ PortDescription
1 PC Card slots Supports two Type II or one Type III CardBus PC 
Card(s).
2 Eject button Eject PC cards from the card slots.
3 Optical drive Internal optical drive; accepts CDs or DVDs 
depending on the optical drive type.
4 IEEE 1394 port Connects to IEEE 1394 devices.
5 Infrared port Interfaces with infrared devices (e.g., infrared 
printer, IR-aware computer).
6 LED indicator Lights up when the optical drive is active.
7 Emergency eject slot Ejects the...

8Aspire 1620
Right View
#Item/ PortDescription
1 Speaker Delivers stereo audio output.
2 Ventilation slots Enable the computer to stay cool, even after 
prolonged use.
3 Security keylock Connects to a Kensington-compatible 
computer security lock. 

Chapter 19
Re a r  P a n e l  
l
#IconPortDescription
1 Power Jack Connects to an AC adapter 
2 Parallel port Connects to a parallel device (e.g., parallel 
printer)
3 Ventilation slots Enable the computer to stay cool, even 
after prolonged use.
4 S-video port Connects to a television or display device 
with S-video input.
5 External display port Connects to a display device (e.g., external 
monitor, LCD projector).
6 Four USB 2.0 ports Connects to any Universal Serial Bus 
devices(e.g., USB mouse, USB...

10Aspire 1620
Bottom View
#ItemDescription
1 Battery bay Houses the computer’s battery pack.
2 Battery release latch Unlatches the battery to remove the battery pack.
3 Memory compartment Houses the computer’s main memory. 

Chapter 111
Indicators
The computer provides an array of seven indicators located below the display screen, showing the status of 
the computer and its components.
The Power and Sleep status icons are visible even when you close the display cover so you can see the status 
of the computer while the cover is closed.
#IconFunctionDescription
InviLink Indicates status of wireless or Bluetooth 
(optional) communications.
Orange--WLAN; Blue--Bluetooth
1 Power Lights when the computer is on.
2 Sleep Lights...