Sony VGN-T340P Help Guide
Contents
1. 1 through Level 9 is selected you can use for example the keyboard of your computer to adjust the LCD brightness If another power scheme is selected however the adjusted LCD brightness is changed to the default brightness set for the selected power scheme Power saving Mode Provided for reducing power consumption by lowering the operation clock of the video chip Select On or Off Selecting On reduces power consumption LCD Power saving Select On or Off for the battery power scheme Selecting On automatically fine tunes the LCD brightness to reduce power consumption Notes o By default Off is selected for the AC power scheme and no changes are available o Power saving with this setup item works only when the LCD is used for displaying contents Color quality Select Medium 16bit Highest 32bit or No Change Selecting Medium 16bit drops the on screen image quality but reduces power consumption of your computer When No Change is selected both for Plugged in and Running on batteries note that changing the power supply source does not affect the color quality System CPU Control Provided for reducing power consumption by lowering the CPU clock frequency and the power voltage Select Performance Adaptive Battery Life or Degrade to suit your needs Note Available options vary depending on the model of your computer Thermal Control Strategy Your computer s fan rotates to discharge internal heat accordin2. Replicator to your computer automatically changes the i LINK Port setting to Enable e Memory Stick Port Select Enable Disable or No Change to specify power management of the Memory Stick slot Selecting Disable disables the Memory Stick slot but reduces power consumption of your computer When No Change is selected both for Plugged in and Running on batteries note that changing the power supply source does not affect the power management of the Memory Stick slot e Optical Drive Select Enable or Disable to specify power management of the internal drive Selecting Disable disables the internal drive but reduces power consumption of your computer e Built in Modem Select Enable or Disable to specify power management of the built in modem Selecting Disable disables the built in modem but reduces power consumption of your computer e Touch Panel Power saving Select the time length before placing the touch panel into power saving mode from the available options 5 secs 10 secs 1 min 3 mins 5 mins 10 mins and Off e Wireless LAN Select Enable Disable Adaptive or No Change to specify power management of the wireless LAN feature Selecting Disable disables communications on the wireless LAN but reduces power consumption of your computer When Adaptive is selected note that activating the WIRELESS LAN switch automatically changes the Wireless LAN setting to Enable In addition when No Change is selected both for Plugged in and Run
3. What is VAIO Power Management Power management is to set up power schemes of your computer that is running on AC power or batteries to suit your requirements for power consumption VAIO Power Management is a software application developed exclusively for VAIO computers With this software application you can enhance the Windows power management functions to ensure better operations of your computer and for longer battery life For more information on setups see Setting Up a Power Scheme Page 1 Setting Up a Power Scheme Operational flow Follow the flow chart below to set up a power scheme of your computer For information on the precise setup procedure click here Open Power Options from Windows Control Panel Click VAIO Optimized in the Power schemes drop down list on the Power Schemes tab On the VAIO Power Management tab specify desired options Setup example In the follow ing setup example you decrease LCD brightness and turn off pow er to unused devices for longer battery life of your computer that is running on batteries Provided below is just a single example of the pow er management setup and you can set up a power scheme in any way to suit your needs Hint To display hints on pow er management for your computer running on batteries click Optimize battery use at the bottom left of the VAIO Pow er Management tab Not Py es e To set up a power scheme you must have a computer administrator account e S
4. and the default settings are restored for all the pow er scheme options Page 7 Using VAIO Power Management Viewer f Note VAIO Pow er Management View er may not be available depending on the model of your computer Starting the viewer To start VAIO Pow er Management View er click Hint Alternatively you can click Start point to All Programs and VAIO Pow er Management and then click VAIO Pow er Management View er to start the view er on the VAIO Pow er Management tab Using the viewer VAIO Pow er Management View er is provided w ith tw o tabs Running on batteries and Plugged in Starting the view er automatically displays the tab appropriate to the current pow er scheme of your computer On each tab the radar chart show s performance w ith the current pow er scheme and the modified pow er scheme in the designated colors e Changing the power scheme Select the desired pow er scheme from the drop down list on VAIO Pow er Management View er e Viewing performance with the power scheme modified with VAIO Power Management When both VAIO Pow er Management and VAIO Pow er Management View er are running VAIO Pow er Management View er show s performance w ith the pow er scheme that w as modified w ith VAIO Pow er Management ld Note Use VAIO Pow er Management to set up or modify the pow er scheme Page 8 Icons on the Notification Area Note No CPU control icon may appear on the Notification area depending on the mod
5. el of your computer When your computer is running you can follow the steps below to display an icon that indicates the CPU control status on the Notification area 1 Click Advanced on the VAIO Power Management tab The VAIO Pow er Management w indow appears 2 Click the Show CPU status icon in the taskbar check box to check the option 3 Click OK This displays a CPU control icon on the Notification area Move the mouse pointer to point the icon to display the pop up message telling the current CPU control status When you change the pow er scheme under Pow er schemes of Pow er Options in Window s Control Panel or w hen change the power source the appropriate CPU control icon appears on the Notification area Icon CPU control status Description None Your computer runs w ith the maximum CPU clock frequency to ensure the best performance Ga Adaptive The best CPU clock frequency and the best pow er voltage are applied to the CPU according to the state of your computer F Battery Life The CPU clock frequency and the pow er voltage are minimized to reduce pow er consumption of your computer K Degrade In addition to the Battery Life settings the CPU speed is controlled to reduce pow er consumption of your computer d Note Some icons may not be displayed depending on the model of your computer Page 9 Disabling VAIO Power Management The follow ing describes how to disable VAIO Pow er Management t Notes Normally you do not
6. g to changes in temperature inside your computer With this item you can specify a preference of the thermal control strategy Performance or Quiet o Performance Rotates the fan with the preference for lowering the temperature inside your computer o Quiet Keeps the fan noise quiet while discharging internal heat CPU Fan Control Maintains the fan rpm by temporarily reducing the CPU operation speed to minimize unpleasant fan nose Five CPU fan control levels are available Level 1 Quiet through Level 5 Performance The smaller the level number is the less noise the fan makes Selecting a lower level makes the CPU operation speed slower resulting in a slower operation speed of software that requires heavy CPU load Note If your computer supports CPU Control this option is only available when Adaptive is selected for CPU Control Page 5 Other Devices e i LINK Port Select Enable Disable or No Change to specify power management of the i LINK connector Selecting Disable disables data exchange with another device via an i LINK connection but reduces power consumption of your computer When No Change is selected both for Plugged in and Running on batteries note that changing the power supply source does not affect the power management of the i LINK connector Some models of the VAIO computer have an additional option Adaptive for the power management of the i LINK connector When this option is selected connecting the Port
7. need to disable VAIO Pow er Management If either of Enable VAIO Pow er Management or Automatically hibernates w hen computer goes into a low pow er state is unchecked shortage of the battery causes your computer to shut dow n w ithout saving the current w ork state Note that this may discard your important data The Automatically hibernates w hen computer goes into a law pow er state check box is not displayed depending on the model of your computer 1 Click Advanced on the VAIO Power Management tab The VAIO Pow er Management w indow appears 2 Click the Enable VAIO Power Management check box to uncheck the option 3 Click OK on the VAIO Power Management window The Detailed settings window appears 4 Click OK This makes no changes available on the VAIO Pow er Management tab Hint Once you click OK on the VAIO Pow er Management w indow clicking Cancel on the VAIO Pow er Management tab does not cancel the above setting Page 10 Precautions and Limitations Note the follow ing before using VAIO Pow er Management e Make sure to use VAIO Pow er Management on the VAIO computer that has Window s XP installed e To change the power scheme options you must have a computer administrator account Page 11 Trademarks Copyright 2004 Sony Corporation e WAI Qis a trademark of Sony Corporation e Microsoft and Window s are trademarks or registered trademarks of U S Microsoft Corporation in the U S and other cou
8. ning on batteries changing the power supply source does not affect the power management of the wireless LAN feature e CFCard Select Enable Disable or No Change to specify power management of the CF Compact Flash slot Selecting Disable disables the CF slot but reduces power consumption of your computer When No Change is selected both for Plugged in and Running on batteries note that changing the power supply source does not affect the power management of the CF slot e Ethernet Select Enable Disable Adaptive or No Change to specify power management of the Ethernet network feature Selecting Disable disables communications on the Ethernet network but reduces power consumption of your computer When Adaptive is selected note that connecting a LAN cable to the Port Replicator automatically changes the Ethernet setting to Enable In addition when No Change is selected both for Plugged in and Running on batteries changing the power supply source does not affect the power management of the Ethernet feature Page 6 Restoring the Default Settings The pow er scheme settings that you changed on the VAIO Pow er Management tab can be restored to the default settings 1 Click Advanced on the VAIO Power Management tab The VAIO Pow er Management w indow appears 2 Click Reset by default The Confirm window appears 3 Check Restore all power schemes to the original factory default settings and click OK The Confirm window closes
9. ntries e e i LINK is the name for the IEEE 1394 1995 standards and their revisions i LINK and the i LINK logo Be are trademarks of Sony Corporation e All other system names and product names appearing in this document are generally the registered trademarks or trademarks of their respective manufacturers Further the trademark TM and registered trademark R symbols are not indicated throughout this document Copying all or part of the contents of this softw are and help or renting the softw are w ithout authorization is prohibited by copyright law s The Sony Corporation cannot accept liability for damage or loss resulting from the use of this softw are or for any claim from a third party This softw are must not be used in a system other than that specified The softw are specifications may be subject to change without notice Page 12
10. ome setup options may not be available depending on the model of your computer 1 Click Power Options in Windows Control Panel The Pow er Options Properties window appears 2 Click VAIO Optimized in the Power schemes drop down list on the Power Schemes tab Power Options Properties Advanced Hibernate VAIO Power Managemert Powe Schemes Alame Power Meter Select the power scheme with the most appropriate settings for this computes Note that changing the settings below wil mody the selected scheme Power schemes VAIO Optimeed v Settings for VAIO Optimized power scheme When computer is te Plugged in Running on batteries Turn off monitor Never w Never Tuin olf haed disks Never w Never System standby Alter 25 mine Alter 25 miris System hbemates Never After 30 mins 3 Click the VAIO Power Management tab Page 2 Power Options Properties Power Schemes Alam P rani Meter Advanced Hibernate VAIO Power Managemert Adjust the power settings to make pour computer run faster and extend the battery ite You can swatch powes schemes under the Powe Scheme tab Power Scheme VAIO Optimized O Settings for VAIO Optienzed power scheme Click the tems to modly the power settings items Plugged in Running on batte Loojvideo LCD Brightness No Change No Change T System CPU Control Performance Battery Lite Thermal Control Performance Pestoemance T Mihr Pr tenn Optimize battery u
11. r Scheme tab Power Scheme VAIO Optimized f ai Settings for VAIO Optienzed power scheme Click the tems to modly the power settings items Plugged in Running on batte System CPU Cortrol Petformance Battery Lite Thamal Control Perfomance Pestoemance CI Other Devices LLINK Port Enable This setting shuts off pow er to the i LINK connector to reduce pow er consumption 4 Note This setting disables the i LINK connector To use the i LINK connector select Enable 6 Click OK This completes the pow er scheme setup Page 4 Setup Items VAIO Power Management is provided with the following setup items l Note Options with the asterisk are available only on some models of the VAIO computer LCD video LCD Brightness Select an LCD brightness level among from Level 9 light to Level 1 dark When No Change is selected both for Plugged in and Running on batteries note that changing the power supply source does not affect the LCD brightness You can change the LCD brightness for example with the keyboard of your computer For more information see the manual of your computer On some models of the computer Adaptive is additionally available for selection When Adaptive is selected the ambient luminance is measured for automatic adjustment of the LCD brightness Notes o The brighter LCD consumes more battery resulting in shorter battery life o When one of the LCD brightness levels from Level
12. se VAIO Optimized that you selected in step 2 now appears to the right of Pow er Scheme 4 Click the drop down list to the right of LCD Brightness and under Running on batteries and then click Level 3 in the drop down list Power Options Properties Power Schemes Alarms Power Meter Advanced Hibeenate VAIO Power Managemert Adjust the power settings to make pour computer run faster and extend the battery ife You can svatch powes schemes under the Powe Scheme tab Power Scheme VAIO Optimized Settings tor VAIO Optimized power scheme Click the tems to modly the power settings items Plugged in E LODivideo LCD Brighiness No Change 7 System CPU Control Performance Themmal Control Performance T iter Aaaa Optimize battery use This setting decreases LCD brightness to reduce pow er consumption Hint Nine LCD brightness levels are available Level 1 through Level 9 The larger the level number is the brighter the LCD turns The brighter LCD how ever consumes more battery resulting in shorter battery life 5 Click the drop down list to the right of i LINK Port and under Running on batteries and then click Disable in the drop down list Page 3 Power Options Properties Power Schemes Alarms Power Meter Advanced Hibeenate VAIO Power Managemert Adjust the power settings to make pour computer mun faster and extend the battery ite You can svatch power schemes under the Powe
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