Acer Travelmate 4020 Service Guide
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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 CN34 MIC IN connector U4 VGA RAM CN35 Line out/SPDIF connector U8 VGA RAM CN33 USB connector U6 LAN transformer CN32 1394 connector CN28 PCMCIA connector CN26 USB connector CN25 USB connector CN23 S video connector CN20 RJ45/RJ11 connector CN19 Fan connector CN22 MINI PCI connector U31 CPU U30 EC U29 VGA Chp U34 North Bridge U38 South Bridge U25 VGA RAM U28 VGA RAM U24 BIOS ROM
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 INT_CRT INT_TV-OUT SWITCH CIRCUIT MEDIA BAYPage:21 PCI7411PCI BUS MINI-USB RJ45 TI 10/100/1G LAN USB2,3,5 Page:25 PCMCIA USB 2.0 Page : 22 Page: 23 Page : 22 Wireless LAN Modem/LAN Page: 24 SYSTEM 3 USB PORT USB4 Page: 22Page:26 MINI-PCI BROADCOM CONEXANT 20493-21 MAX9755 Page:28 AMP 20468-31 SPEKER Page:28Page:27 LINE IN Page:27 MIC IN CONEXANT PS2HOST BUS 400MHz LPC NS SIO (87383)NS Page : 31 Page:31IrDAPage:33 DOCKINGPrint PortPage:33 DOCKINGCOM Port LVDS RGB Page : 22 DOCKING 2 USB PORT USB0,1 PCMCIA+1394 +3 IN 1 1394 Page: 243 IN 1 Page: 23 4401 / 5705MTRANSFORMERBOTHHAND ICS 5V / 3.3V / 12VPage : 35 5VPCU 3V_ALWAYS +12V 3V_S5 +5V 3VSUS 5VSUS 1.8V / 0.9VPage : 36 Page:16 TV-OUT LVDS CRT Page:16 Page:17 Page : 371.5V / 1.05V / 1.8V SMDDR_VTERM +2.5V2.5VSUS +1.8V MVREF_DM AGP_VCC (+1.5V)+1.5V 1.2VCCT1.5V_S5VTT VCC_COREPage : 34CPU CORE +1.2VPage : 38 VGA_CORE2.5V_VGA Page : 39 BATTERY CHARGER Page : 40 BATTERY SELECT CRANE2 ( ZL3 ) PCI ROUTING TABLE REQ0# / GNT0# REQ2# / GNT2# REQ1# / GNT1#IDSEL AD24 AD19 AD17INTERUPT INTA# INTB# , INTD# INTC#,INTD#,INTA#DEVICE BROADCOM LAN MINI-PCI TI 7411 1257 BGA DVI Page:15CH7307 Page:26 SATA - HDDPage:21 SATA DOCKING/DVI NEW CARDPCIEPage : 32Page: 33 REV.C 400/533MHZ DDR2 HOST BUS 533MHz
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 the left and right mouse buttons; the center button serves as a 4-way scroll button. 6 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 7 Status indicators Light-Emitting Diodes (LEDs) that turn on and off to show the status of the computer’s functions and components. 8 Easy-launch buttons Buttons for launching frequently used programs. 9 Power button Turns the computer on and off. Just for Starters... # Item Description
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 communications. (manufacturing option) 6 Line-in jack Accepts audio line-in devices (e.g., audio CD player, stereo walkman). 7 Microphone jack Accepts inputs from external microphones. 8 Speaker/Line-Out/ Headphone jackConnects to audio line-out devices (e.g., speakers, headphones). 9 USB 2.0 port Connects to Universal Serial Bus (USB) 2.0 devices (e.g., USB mouse, USB camera). 10 Latch Locks and releases the lid. "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description "Launch keys" on page 10 # Icon Item Description # Item Description # Item Description # Icon Item Description # Icon Item Description
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 # Icon Item Description # Item Description # Icon Item Description # Icon Item Description Note: # Icon Item Description # Icon Item Description Note: # Icon Item Description # 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.
IconItemDescription
Caps Lock activity Lights when Caps Lock is activated.
Num Lock activiy Lights when Num Lock is activated.
Media activity Lights when the hard disk or optical drive is active.
Icon Function Description