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Acer Aspire 1420pt Service Guide

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    							Chapter 111
    Windows Keys
    The keyboard has two keys that perform Windows-specific functions.
    KeyDescription
    Windows key Pressed alone, this key has the same effect as clicking on the Windows Start button; 
    it launches the Start menu. It can also be used with other keys to provide a variety of 
    functions:
    : Open or close the Start menu
     + : Display the desktop
     + : Open Windows Explore
     + : Search for a file or folder
     + : Lock your computer (if you are connected to a network domain), or 
    switch users (if youre not connected to a network domain)
     + : Minimizes all windows
     + : Open the Run dialog box
     + : Open Ease of Access Center
     + : Display the System Properties dialog box
     + : Cycle through programs on the taskbar
     + 
     + : Search for computers (if you are on a network)
    Note: Depending on your edition of Windows 7, some shortcuts may not function as 
    described.
    Application 
    key
     
    This key has the same effect as clicking the right mouse button; it opens the 
    applications context menu. 
    						
    							12Chapter 1
    Hot Keys
    The computer employs hotkeys or key combinations to access most of the computers controls like screen 
    brightness and volume output.
    To activate hotkeys, press and hold the  key before pressing the other key in the hotkey combination.
    HotkeyIconFunctionDescription
     +  Power management Launch Windows power management.
     +  System Properties Display the System Properties dialog box.
     +  Bluetooth 
    communication switchEnables/disables the Bluetooth function.
     +  Sleep Puts the computer in Sleep mode.
     +  Display toggle Switches display output between the display 
    screen, external monitor (if connected) and 
    both.
     +  Screen blank Turns the display screen backlight off to save 
    power. Press any key to return.
     +  Touchpad toggle Turns the internal touchpad on and off.
     +  Speaker toggle Turns the speakers on and off.
     + < > Brightness up Increases the screen brightness.
     + < > Brightness down Decreases the screen brightness.
     + < >Volume up Increases the sound volume.
     + < >Volume down Decreases the sound volume. 
    						
    							Chapter 113
    Special Keys
    You can locate the Euro symbol and the US dollar sign at the upper-center and/or bottom-right of your 
    keyboard.
    The Euro symbol
    1.Open a text editor or word processor.
    2.Hold  and then press the  key at the upper-center of the keyboard.
    NOTE: Some fonts and software do not support the Euro symbol. See www.microsoft.com/typography/faq/
    faq12.htm for more information.
    The US dollar sign
    1.Open a text editor or word processor.
    2.Hold  and then press the  key at the upper-center of the keyboard.
    NOTE:  This function varies according to the language settings. 
    						
    							14Chapter 1
    Hardware Specifications and Configurations
    Processor
    Processor Specifications
    CPU Fan True Value Table
    Throttling 50%: On = 88°C; Off = 85°C
    EC shut down at 95°C; H/W shut down at 98°C
    North Bridge Specifications
    ItemSpecification
    CPU type Intel Penryn SFF (ULV)
    CPU package  Micro-FCBGA 956 balls
    Features • Supports Intel architecture with Dynamic execution.
    • On-die, primary 32-kB instruction cache and 32-kB write-back 
    data cache.
    • On-die, up to 3MB second level shared cache with advanced 
    transfer cache architecture.
    • Streaming SIMD Extensions 2 (SSE2),Streaming SIMD 
    Extensions 3 (SSE3)
    • Supplemental streaming SIMD extensions 3 (SSSE3) and 
    SSE4.1 instruction sets.
    • 800MHz source-synchronous front side bus (FSB)
    • Advanced power management features including Enhanced 
    Intel SpeedStep®
    • Technology and dynamic FSB frequency switching.
    • Digital thermal sensor (DTS).
    • Execute disable bit support for enhanced security.
    • Intel® Dynamic Acceleration Technology and Enhanced Multi 
    Threaded
    • Thermal Management (EmTTM).
    • Support enhanced Intel Virtualization Technology.
    Core Logic • Mobile Intel® GS45 Express Chipset
    ItemCPU 
    SpeedCoresCache 
    SizePackageCore 
    Vo l ta g eAcer P/N
    SU7300 1.4GHz 1 3MB Micro-FCBGA 956 
    balls 1.050V-
    1.150VC2DSU7300B
    SU4100 1.3GHz 2 2MB Micro-FCBGA 956 
    balls 1.050V-
    1.150VPMDSU4100B
    SU2300 1.2GHz 2 1MB Micro-FCBGA 956 
    balls 1.050V-
    1.150VCMSU2300B
    CPU Temperature 
    (Celsius)Fan Speed (RPM)SPL Spec (dBA)
    38 2400 On
    43 3300 26
    49 4000 29
    56 4500 31
    ItemSpecification
    Chipset Intel Crestline GS45 SFF
    Package FCBGA 1363 balls  
    						
    							Chapter 115
    South Bridge Specifications
    System Memory 
    Hard Disk Drive Interface
     
    Features • Processor host bus supports 667/800/1066Mhz FSB support.
    • Supports Dual Channel DDR3 SD-RAM at 800/1066MHz.
    • Integrated SDRAM controller up to *GB (2 SODIMM support)
    • DMI x2 and DMI x4 for connection between GMCH and 
    ICH9M.
    ItemSpecification
    Chipset ICH9M SFF 
    Package BGA 676 balls 
    Features • Upstream accelerated Hub architecture interface for access to 
    GMCH. 
    • PCI Express Base Specification, Revision 1.1 support. 
    • PCI 2.3 interface. (4 PCI Request/Grant pairs).
    •  ACPI Power Management Logic Support. Enhanced DMA 
    controller, interrupt controller, timers functions.
    • Integrated Serial ATA host controllers with independent DMA 
    operation on six ports and AHCI support. 
    • USB 1.1 & USB 2.0 Host controllers. 
    • Supports Intel High Definition Audio (Intel HD Audio) Interface.
    • Supports Intel® Matrix Storage Technology. 
    • Supports Intel® Active Management Technology. 
    • Low Pin Count (LPC) interface. 
    • 6 PCIe ports.
    ItemSpecification
    Memory size 0MB (No on-board Memory)
    DIMM socket number 2 sockets
    Supports memory size per socket 2GB
    Supports maximum memory size 4GB for 64bit OS (with two 2GB SO-DIMM)
    Supports DIMM type DDR3 Synchronous DRAM
    Supports DIMM Speed 800 MHz
    Supports DIMM voltage 1.5V
    Supports DIMM package 204-pin DDR3-800 SO-DIMM
    Module Combination Any combination permissible within the above specifications.
    ItemSpecifications
    Vendor & 
    Model 
    NameHitachi 
    HTS545050B
    9A300Hitachi 
    HTS545032B
    9A300Hitachi 
    HTS545025B
    9A300Hitachi 
    HTS545016B
    9A300Hitachi
    HTS543225L
    9A300Hitachi
    HTS543216L9
    SA00 
    Capacity 
    (GB)500 320 250 160 250 160
    Bytes per 
    sector512
    Data heads432232
    Drive Format
    ItemSpecification 
    						
    							16Chapter 1
    Disks221121
    Spind le 
    speed 
    (RPM)5400
    Performance Specifications
    Buffer size 
    8MB
    InterfaceSATA
    Internal 
    transfer 
    rate (Gbits/
    sec., max)3GB/s maximum 1.5GB/s 
    maximum
    I/O data 
    transfer 
    rate
    (Mbytes/
    sec max)875 Mbits/s maximum 845 Mbits/s 
    maximum775Mbits/s 
    maximum729Mbits/s 
    maximum
    DC Power Requirements
    Voltage
    +5.0V ± 5%.
    ItemSpecifications
    Vendor & Model 
    Name
    To s h i b a
    MK1655GSXTo s h i b a
    MK2555GSXTo s h i b a
    MK3255GSXTo s h i b a
    MK5055GSX
    Capacity (GB)160 250 320 500
    Bytes per sector512 512 512 512
    Data heads2244
    Drive Format
    Disks
    1122
    Spindle speed 
    (RPM)5400
    Performance Specifications
    Buffer size 
    8MB
    InterfaceSATA
    Internal transfer 
    rate (Mbits/sec, 
    max)363 ~ 952 typical
    I/O data transfer 
    rate
    (Mbytes/sec 
    max)300
    DC Power Requirements
    Voltage
    5V ±5%
    ItemSpecifications
    Vendor & Model 
    Name
    Western Digital
    WD1600BEVT-
    22ZCTOWestern Digital
    WD2500BEVT-22ZCT0Western Digital
    WD3200BEVT-22ZCT0Western Digital
    WD5000BEVT-22ZAT0
    Capacity (GB)160 250 320 500
    Bytes per sector512
    Data heads2434
    ItemSpecifications 
    						
    							Chapter 117
    BIOS
    LCD  11.6”Drive Format
    Disks
    1222
    Spindle speed 
    (RPM)5400
    Performance Specifications
    Buffer size 
    8 MB
    InterfaceSATA
    Internal transfer 
    rate (Mbits/sec, 
    max)N/A
    I/O data transfer 
    rate
    (Mbytes/sec 
    max)300
    DC Power Requirements
    Voltage
    5V ±5%
    ItemSpecification
    BIOS vendor Insyde
    BIOS ROM type W25X16AVSSIG 
    BIOS ROM size 16Mb
    BIOS package 8 PIN SOIC
    Supported Protocols SPI
    BIOS password control Set by setup manual
    ItemSpecifications
    Vendor/model name AUO 
    B116XW02Chi Mei 
    N116B6-L02LG 
    LP116WH1Samsung 
    LTN116AT01-
    A01
    Screen Diagonal (mm) 293.83
    Active Area (mm) 256.125 (H) x 144.00 (V)
    Display resolution (pixels) 1366x3(RGB) x 768
    Pixel Pitch (mm) 0.1875 x 0.1875 0.2265(H) x 
    0.2265(V)
    Typical White Luminance (cd/m
    2) 
    also called Brightness200 typ. (5 points average)
    Contrast Ratio 500:1 typ
    Response Time (Optical Rise 
    Time/Fall Time) msec8 typ / 16 
    Max8 typ / 16 Max 9 typ / 16 max 16 typ / 25 
    max
    Typical Power Consumption 
    (watt)4.0 max. 
    (Include 
    Logic and 
    Blu power)N/A 3.18 W Typ. N/A
    Weight (without inverter) 255g max. 240g max 255g max.
    Physical Size (mm) 268L x 161.5W x 5.0T
    ItemSpecifications 
    						
    							18Chapter 1
    Bluetooth
    Audio InterfaceElectrical Interface 1 channel 
    LV D S3.3V LVDS LVDS LVDS
    Viewing Angle (degree)
    Horizontal (Right) / (Left)
    Vertical (Upper) / (Lower)45/45
    10/3045/45
    20/4530/30
    10/2045/45
    15/35
    ItemSpecification
    Bluetooth Controller Foxconn T60H928.33
    Features • Fully Qualified Bluetooth v2.1 with Class 2 specification RF output 
    power.
    • Enhanced Data Rate (EDR) compliant.
    • Full Piconet and Scatternet operation.
    • Integrated PIFA Antenna with better RF performance.
    • USB 2.0 compliant interface.
    • F/W upgradable via Flash downloads.
    • Very low power consumption.
    • Support Coexistence with Intel WCS (Wireless Coexistence System) 
    & AFH (Adaptive Frequency Hopping)
    Radio Technology FHSS
    Operating Frequency 2.402GHz ~ 2.480GHz
    Channel Numbers 79 channels with 1MHz BW
    Transmitter Output Power  -6~4dBm output power for BT class 2 operation
    Coverage 10m (Varies depending on operating environment)
    Receiver Sensitivity -75dBm, BER
    						
    							Chapter 119
    LAN Interface
    Keyboard
    Media Card Reader
    ItemSpecification
    LAN Chipset Atheros AR8131L
    Package 48pin QFN
    Features •  It is an ultra-high performance, ultralow cost, and ultra-
    low power fully integrated 10/100/1000 Mbps NIC/LOM 
    Ethernet.
    • The AR8131L combines a 10/100/1000BASE-T GbE 
    media access controller (MAC), a triplespeed Ethernet 
    physical layer transceiver (PHY), and a PCI Express bus 
    interface.
    • The AR8131L is compliant with IEEE 802.3u 
    specification for 10/100 Mbps Ethernet and IEEE 
    802.3ab specification for 1000 Mbps Ethernet.
    • The AR8131L device combines pulse shaping, Tx/Rx 
    PCS, echo canceller, NEXT canceller, equalizer, 
    decoder, and timing recovery functions to deliver robust 
    signal performance in noisy environments.
    • The AR8131L GbE controller supports checksum off-load 
    features for IP, TCP, and UDP, lowering CPU utilization 
    and optimizing network performance.
    ItemSpecification
    Keyboard Controller Winbond WPCE775LA0DG
    Total number of keypads US: 86
    UK: 86
    UI: 86
    GERMAN: 86
    Windows logo key Yes
    Internal & external keyboard work 
    simultaneouslyPlug USB keyboard to the USB port directly: Yes
    Features • Plug USB keyboard to the USB port directly: Yes
    ItemSpecification
    Chipset Alcor AU6433
    Features • Fully compatible with USB2.0 High Speed and backward 
    compatible with USB1.1 specifications
    • Supports multiple flash card interfaces, including SD/
    MMC/xD/MS.
    •  Supports single LUN
    •  48-pin LQFP 
    						
    							20Chapter 1
    Camera
    Wireless LAN
    3G Module Compliance • Complies with USB Device Class Definition for Mass 
    Storage and Bulk-Transport V1.0
    •  Complies with Secure Digital Card (SD) specification up 
    to ver. 2.0(SDHC)
    •  Complies with MultiMedia Card (MMC) specification up 
    to ver. 4.2
    •  Complies with Memory Stick (MS) specification up to ver. 
    1.43
    • Complies with Memory Stick PRO (MS_Pro) specification 
    up to ver. 1.03
    •  Complies with Memory Stick PRO-HG (MS PRO-HG) 
    specification up to ver. 1.01
    •  Complies with Memory Stick Interface Guideline for PC 
    peripheral devices with Memory Stick Slot ver. 1.16-00
    •  Complies with xD-Picture Card (xD) specification up to 
    version 1.2
    Interface • USB 2.0
    Power • 3.3V
    ItemSpecifications
    Vendor and model Chicony CNF9011/9048 Lite-on 09P2SF001 Suyin CN0316-S30C-
    OV06-1
    Interface USB 2.0
    Optical aperture N/A
    Focusing range 17.4 cm - infinity 19 CM - infinity 40 CM - infinity
    Dimensions (L x W x H 
    mm)68 X 8 X 3.64 mm 68 X 8 X 3.84 mm 65 X 7.9 X 3.8 mm
    Sensor type CMOS
    Pixel resolution 640X480
    ItemSpecificationSpecificationSpecificationSpecification
    Manufacturer Foxconn Foxconn Intel Intel
    Type Atheros AR9283 T77H121.01 WiFi Link 1000 Shirley Peak
    PHY Mode 
    Supportedb,g,n. b,g,n. b, g, n. a, b, g, n.
    ItemSpecificationSpecification
    Manufacturer Intel Lite-on
    Type Wifi Link 5000 Atheros AR5B93
    PHY Modes 
    Supporteda, b, g, n. b, g, n.
    ItemSpecifications
    3G Module • Qualcomm Gobi1000 
    • Huawei EM770W 
    Technical 
    StandardGSM / GPRS/ EGPRS MSC 12 / DTM Item/ WCDMA R5 / HSDPA 7.2Mbps / HSUPA 
    5.76Mbps 
    ItemSpecification 
    						
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