Acer Aspire 3620 Service Guide
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Chapter 13 System Block Diagram CD ROM20 PATA 27 27Line Out DMI I/F HOST BUS DDR II ICH6-M LPC BUSPCI BUS Intel 910GML CLK GEN. IDT CV125 400MHz 100MHz KBC INT_KB Touch Pad 400 MHz LVDS RGB BIOS ROM4M BITS 3 4, 5 6,7,8,9,10 11,12 15,16,17,18 31 29 MDC Card G1421B Codec OP AMP 27 ACLINK 26 21 MODEM Mobile CPU ALC655 13 CRT CONN14 LCD USB4 PORTHDD MINI USB Blue-tooth Dothan ENE KB3910PM39LV040-70JCE 30 30 22, 23 LAN10/100 RTL8110CL 27Line In Int. MIC In 28Mini-PCI802.11A/B/G DDR II400 MHz11,12 400MHz 23TXFM PCMCIA ONE SLOT RJ45 ENE CB1410PWR SW CP221124,2525 25 400MHz 21 INT.SPKR XGA G79219 27 23 21 20 PCB Layer StackupL1: Signal 1 L2:VCC L3: Signal 2 L4: Signal 3 L5: GND L6: Signal 4 Xbus
4Chapter 1 Board Layout Top View 1 SW1 Switch 7 BLUE1 Bluetooth Cable Connector 2 LEDB1 LED Board Cable Connector 8 U39 LAN Connector: RTL8100CL 3 KB1 Keyboard Connector 9 RTC1 RTC Battery Connector 4 TPAD1 Touchpad Cable Connector 10 U40 Keyboard Controller: ENE CB- 1410QF 5 LCD1 LCD Cable Connector 11 SPKR1 Speaker Set Cable Connector 6 LAUNCH1 Launch Board Cable Connector
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 USB2 USB port 13 ODD1 ODD Connector 2 USB3 USB port 14 WIN1 Wireless LAN Card Slotr 3 USB4 USB port 15 DM1 DIMM Slot1 4 LAN1 RJ11+RJ45 (Modem Port+ Ethernet Port)16 DM3 DIMM Slot2 5MDCW 1Modem Cable Connector 17 U44 Keyboard Controller (ENE KB3910SF) 6 CRT1 External Display Port 18 U49 BIOS ROM 7 MDC Modem Board Connector 19 U32 Audio Codec (Realtek ACL655) 8 U41 CPU Socket 20 LIN1 Line-in Jack 9 U38 North Bridge () 21 MIC2 Headphones/Speakers/Line-Out Jack 10 FAN1 System Fan Cable Connector 22 LOUT1 Line-in Jack 11 BAT1 Battery Connector 23 PC1 PC Card Slot 12 U South Bridge () 24 HDD1 HDD Connector
6Chapter 1 Jumper Settings PINDescription Pin1-Pin8 Clear Password Pin2-Pin7 No Function Pin3-Pin6 No Function Pin4-Pin5 No Function
Chapter 17 Your Acer Notebook tour After knowing your computer features, let us show you around your new TravelMate computer. Aspire 3620 front View
8Chapter 1 TravelMate 2420 front view #IconItemDescription 1 Display screen Also called LCD (liquid-crystal display), displays computer output. 2 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of the computer’s functions and components. 3 Keyboard For entering data into your computer. 4 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 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 Palmrest Comfortable support area for our hands when you use the computer. 7 Microphone Internal microphone for sound recording. 8 Power button Turns the computer on and off. 9 Easy-launch Buttons Buttons for launching frequently used programs.
Chapter 19 Closed Front View #IconItemDescription 1 Bluetooth ® communication button/ indicatorPress to enable/disable Bluetooth function. Lights to indicate the status of Bluetooth- communications. 2 Wireless communication button/ indicatorPress to enable/disable Wireless function. Lights to indicate the status of wireless LAN communications. 3 Speakers Left and right speakers deliver stereo audio output. 4 Line-in jack Accepts audio line-in devices (e.g., audio CD player, stereo walkman). 5 Microphone-in jack Accepts input from external microphones. 6 Headphones/ speakers/line-out jack with S/PDIF support Connects to audio line-out devices (e.g., speakers, headphones). 7 Battery indicatorIndicates the computer’s battery status. 8 Power indicator Indicates the computer’s power status 9 Latch Locks and release the lid. Easy-launch buttons on page 18 # Icon Item Description # Item Description Easy-launch buttons on page 18 # Icon Item Description # Item Description
10Chapter 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 buttonEjects the optical disk from the drive. 5 Emergency eject hole Ejects the optical drive tray when the computer is turned off. 6 PC Card slot eject buttonEjects the PC Card from the slot. 7 PC Card slot Accepts on Type II PC Card. #IconItemDescription 1 Three USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 2 Ventilation slots Enable the computer to stay cool, even after prolong use. 3 Modem (RJ-11) port Connects to a phone line.
Chapter 111 Rear Panel Bottom Panel 4 Ethernet (RJ-45) Connects to an Ethernet 10/100/1000- based network. #IconItemDescription 1 DC-in jack Connects to an AC adapter. External display (VGA) portConnects to a display device(e.g., external monitor, LCD projector). Battery Powers the computer #ItemDescription 1 Battery lock Locks the battery in position. 2 Cooling fan Helps keep the computer cool. Note: Do not cover or obstruct the opening of the fan.
12Chapter 1 Indicators The computer has four easy-to-read status indicators on the upper-right above the keyboard, and four on the front panel. Aspire 3620: TravelMate 2420: The power, battery and wireless communication status indicators are visible even when the LCD display is closed. 3 Hard disk bay Houses the computer’s hard disk (secured with screws) 4 Memory compartment Houses the computer’s main memory. 5 Battery release latch Release the battery for removal. 6 Battery bay Houses the computer’s battery pack.