Acer Aspire 5940g Service Guide
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Chapter 111 Using the Keyboard The keyboard has full-sized keys and an embedded numeric keypad, separate cursor, lock, Windows, function and special keys. Lock Keys and embedded numeric keypad The keyboard has three lock keys which you can toggle on and off. The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on the upper right corner of the keycaps. To si mplify the keyboard legend, cursor-control key symbols are not printed on the keys. Lock keyDescription Caps Lock When Caps Lock is on, all alphabetic characters typed are in uppercase. Num Lock + When Num Lock is on, the embedded keypad is in numeric mode. The keys function as a calculator (complete with the arithmetic operators +, -, *, and /). Use this mode when you need to do a lot of numeric data entry. A better solution would be to connect an external keypad. Scroll Lock + When Scroll Lock is on, the screen moves one line up or down when you press the up or down arrow ke ys respectively. Scroll Lock does not work with some applications. Desired accessNum Lock onNum Lock off Number keys on embedded keypad Type numbers in a normal manner. Cursor-control keys on embedded keypad Hold while using cursor- control keys. Hold while using cursor- control keys. Main keyboard keys Hold while typing letters on embedded keypad. Type the letters in a normal manner.
12Chapter 1 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 + : Cycle through Sidebar gadgets + : Lock your computer (if you are co nnected to a network domain), or switch users (if youre not connected to a network domain) + : Minimizes all windows + : Open the Run dialog box + : Cycle through programs on the taskbar + : Open Ease of Access Center + : Open Windows Mobility Center + : Display the System Properties dialog box + : Restore minimized windows to the desktop + : Cycle through programs on the taskbar by using Windows Flip 3-D + : Bring all gadgets to the front and select Windows Sidebar + + : Search for computers (if you are on a network) + + : Use the arrow keys to cycle through programs on the taskbar by using Windows Flip 3-D Note: Depending on your edition of Windows 7, some shortcuts may not function as described. Application key This key has the same effect as clicki ng the right mouse button; it opens the applications context menu.
Chapter 113 Hot Keys The computer employs hotkeys or key combinations to access most of the computer’s controls like screen brightness, volume out put and the BIOS utility. To activate hot keys, press and hold the < Fn> key before pressing the other key in the hotkey combination. HotkeyIconFunctionDescription + + 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. + Speaker toggle Turns the speakers on and off. + Keyboard backlight toggleTurns the keyboard backlight on or off. + < > Brightness up Increa ses the screen brightness. + < > Brightness down Decreases the screen brightness.
14Chapter 1 Special Key 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: Note : Some fonts and software do not support the Euro symbol. Please refer to 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 by the operating system version.
Chapter 115 Using the System Utilities Acer GridVista (dual-display compatible) NOTE: This feature is only available on certain models. To enable the dual monitor feature of the notebook, firs t ensure that the second monitor is connected, then select Start, Control Panel, Display and click on Settings. Select the secondary monitor (2) icon in the display box and then click the check box Extend my windows desktop onto this monitor . Finally, click Apply to confirm the new settings and click OK to complete the process. Acer GridVista is a handy utility that offers four pre-def ined display settings so you can view multiple windows on the same screen. To access this function, please go to Start´ All Programs and click on Acer GridVista . You may choose any one of the four display settings indicated below: Double (vertical), Triple (primary at left), Triple (pri mary at right), or Quad Acer Gridvista is dual-display compatible, allowing two displays to be partitioned independently. Acer Gridvista is dual-display compatible, allo wing two displays to be partitioned independently. AcerGridVista is simple to set up: 1. Run Acer GridVista and select your preferred screen configuration for each display from the task bar. 2. Drag and drop each window into the appropriate grid. 3. Enjoy the convenience of a well-organized desktop. NOTE: Please ensure that the resolution setting of the second monitor is set to the manufacturers recommended value.
16Chapter 1 Hardware Specifications and Configurations Processor Processor Specifications CPU Fan True Value Table Clarksfield • Throttling 50%: On=95°C Off: 86°C • OS shut down at 100°C; H/W shut down at 92°C Auburndale • Throttling 50%: On=100°C Off: 86°C • OS shut down at 100°C; H/W shut down at 92°C DOS Mode • Throttling 50%: On=95°C Off: 86°C • OS shut down at 100°C; H/W shut down at 92°C BIOS ItemSpecification CPU type Intel Mobile Calpella Core Logic Intel Ibex Peak-M (PM55) CPU Package rPGA988A CPU Core Voltage See Processor Specifications below L2 cache 256K ProcessorCPU SpeedCoresBus SpeedMfg. Te c h .Cache SizePowerAcer P/N Ci7720QM 1.6 GHz 13336 MB 45 W KC.72001.QMP Ci7820QM 1.73 GHz 13338 MB 45 W KC.82001.QMP CPU TemperatureFan Speed (rpm)SPL Spec (dBA) 50 280028 60 310031 70 340034 80 380037 85 420040 ItemSpecification BIOS vendor InsydeH20 BIOS Version V0.06 BIOS ROM type Flash BIOS ROM size 2MB
Chapter 117 System Memory Memory Combinations NOTE: Above table lists some system memory configur ations. You may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be reversed. Features • Support ISIPP • Support Acer UI • Support multi-boot • Suspend to RAM (S3)/Disk (S4) • Various hot-keys for system control • Support SMBIOS 2.3, PCI2.3 • ACPI 2.0 compliance with Intel Speed Step Support C1, C2, C3, C4 and S3, S4 for mobile CPU • DMI utility for BIOS serial number configurable/asset tag • Support PXE • Support Y2K solution • Support Win Flash Wake on LAN from S3 • Wake on LAN form S4 in AC mode • System information ItemSpecification Memory controller Intel Ibex Peak-M (PM55) Memory size 4GB DIMM socket number 2 Supports memory size per socket 4GB Supports maximum memory size 8GB Supports DIMM type DDRIII Supports DIMM Speed 800/1066MHz Supports DIMM voltage 1.5V Slot 1Slot 2Total Memory 0MB 512MB 512MB 0MB 1024MB 1024MB 0MB 2048MB 2048MB 512MB 512MB 1024MB 512MB 1024MB 1536MB 512MB 2048MB 2560MB 1024MB 0MB 1024MB 1024MB 512MB 1536MB 1024MB 1024MB 2048MB 1024MB 2048MB 3072MB 2048MB 0MB 2048MB 2048MB 512MB 2560MB 2048MB 1024MB 3072MB 2048MB 2048MB 4096MB ItemSpecification
18Chapter 1 LAN Interface Wireless Module 802.11b/g ItemSpecification LAN Chipset Broadcom BCM57780A1KMLG for Giga LAN Supports LAN protocol 10/100/1000 Mbps LAN connector type RJ45 LAN connector location Left side ItemSpecification Chipset Intel WLAN Shirley Peak Data throughput Protocol Typical Throughput 802.11a 802.11b 802.11g 802.11n 23 MBit/s 4.3 MBit/s 19 MBit/s 130 MBit/s Protocols Data transmit/receive: • IEEE WLAN Standard IEEE 802.11a/b/g/Draf t-N1, 802.11d, 802.11e, 802.11i, 802.11h • Wi-Fi Alliance Wi-Fi Certified* for 802.11 a, 802.11 b, 802.11 g, WMM*, WPA*, and WPA2* • (Wi-Fi Alliance Draft-N1 and 802.11n ce rtifications expected when available) Security • Authentication WPA7 and WPA27, 802.1X, LEAP, EAP-TLS, PEAP-TLS, and PEAP-MSCHAPv2* • Protocols Encryption CKIP, TKIP, 64-bit and 128-bit WEP (for 802.11a/b/g), AES-CCMP (for 802.11a/b/g/Draft-N) Interface Connector interface Mini Card form factor, based on PCIe electrical interface Microsoft WHQL YES
Chapter 119 Hard Disk Drive Interface Blueray Combo Module ItemSpecification Vendor & Model Name Segate ST9320320AS ST9160310ASSeagate ST9250315AS ST9500325AS Toshiba MK3255GSX MK2555GSX MK1655GSXHGST HTS545050 HTS545032 HTS545025 HTS543216 WD WD5000BEVT WD3200BEVT WD2500BEVT WD1600BEVT Capacity (GB) 320, 160 250, 500 320, 250, 160500, 320, 250, 160 Bytes per sector 512 512512512 512 Data heads 4, 2 4, 2, 24, 4, 3, 2, 2 Drive Format Disks 2 or 1, 1 2, 1, 12, 2, 2, 1, 1 Spindle speed (RPM) 5400 5400 54005400 5400 Performance Specifications Buffer size 8 MB 8 MB8 MB Interface SATA SATASATA Internal transfer rate (Mbits/sec, max) 352 395~952 typ.850 Mbits/s maximum I/O data transfer rate (Mbytes/sec max) 150 300300 maximum DC Power Requirements Voltage tolerance 5V ±5% 5V ±5% 5V ±5% 5V ±5% 5V ±5% ItemSpecification Vendor & model namePLDS DS-4E1S LF, Pioneer BDC-TD01RS LF, HLDS CT10 LF Performance Specification With CD Diskette With DVD Diskette Transfer rate (MB/ sec) Sustained: 3.5 Sustained: 10 Buffer Memory 2 MB Interface SATA
20Chapter 1 Applicable disc formatsCD-DA, CD-TEXT, CD ROM Mode-1, CD- ROM/XA Mode-2 Form-1 and Form-2, CD-I Ready, Video-CD (MPEG-1), Photo-CD, Enhance CD, CD extra, I-Trax CD and UDF DVD-ROM, DVD-Video, DVD-Audio, DVD-R single/multi border(s) DVD+R single/multi session(s) DVD-RW DVD+RW DVD-RAM BD-ROM ver2.0, UDF2.5 BD-R ver1.0 and ver2.0, UDF2.5 BD-RE ver2.0 and ver3.0, UDF2.5 BD-hybrid (only BD part) Loading mechanism Manual load/ Plunger system Power Requirement Input Voltage DC 5 V +/- 5% ItemSpecification