User manual ACER ASPIRE M1900

[. . . ] If you are unable to insert the plug into the outlet, contact your electrician to replace your obsolete outlet. 6. 7. 8. iii 9. Do not allow anything to rest on the power cord. Do not locate this product where persons will walk on the cord. 10. [. . . ] Also, make sure that the total rating of all products plugged into the wall outlet does not exceed 15 amperes. Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock. Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions: a. When the power cord or plug is damaged or frayed If liquid has been spilled into the product If the product has been exposed to rain or water If the product does not operate normally when the operating instructions are followed. Adjust only those controls that are covered by the operating instructions since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition. If the product has been dropped or the cabinet has been damaged If the product exhibits a distinct change in performance, indicating a need for service e. Replace battery with the same type as the product's battery we recommend. Use only the proper type of power supply cord set (provided in your keyboard/manual accessories box) for this unit. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/television technician for help. Notice 1: The changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Notice 2: Shielded interface cables, if any, must be used in order to comply with the emission limits. viii $ERXWWKLV0DQXDO Purpose This user's guide aims to give you all the necessary information to enable you to operate the system properly. Manual Structure This user's guide consists of two chapters. Chapter 1 System Board This chapter describes the system board and all its major components. It contains the system board layout, jumper settings, cache and memory configurations, and information on other internal devices. Chapter 2 BIOS Utility This chapter gives information about the system BIOS and tells how to configure the system by changing the settings of the BIOS parameters. ix Conventions The following are the conventions used in this manual: Text entered by user Screen messages Represents text input by the user. that , , 0, 8, etc. Represent the actual keys that you have to press on the keyboard. NOTE Gives bits and pieces of additional information related to the current topic. WARNING Alerts you to any damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to avoid possible hardware or software problems. [. . . ] CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures. TIP Tells how to accomplish a procedure with minimum steps through little shortcuts. x 7DEOHRI&RQWHQWV Chapter 1 1. 1 1. 2 1. 3 1. 4 System Board Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Major Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 Jumpers and Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 1. 4. 1 1. 4. 2 1. 4. 3 Jumper and Connector Locations . . . . . . . . . . . . . . . 1-4 Jumper Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Onboard Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8 1. 5 1. 6 1. 7 ESD Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10 Pre-installation Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10 Installing Memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11 1. 7. 1 1. 7. 2 1. 7. 3 Installing a DIMM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 Removing a DIMM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13 Reconfiguring the System . . . . . . . . . . . . . . . . . . . . . . . . . 1-13 1. 8 1. 9 Second-level Cache. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14 Upgrading the CPU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14 1. 9. 1 1. 9. 2 Removing the CPU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14 Installing the Upgrade CPU . . . . . . . . . . . . . . . . . . . . . . . 1-15 1. 10 1. 11 IDE Hard Disk Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16 Video Memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17 1. 11. 1 1. 11. 2 Video Memory Configurations . . . . . . . . . . . . . . . . . . . 1-17 Supported Video Resolutions . . . . . . . . . . . . . . . . . . . . 1-17 1. 12 Expansion Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19 1. 12. 1 1. 12. 2 Installing a Riser Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19 Installing a PCI Card. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20 xi 1. 12. 3 1. 13 1. 14 1. 15 1. 16 1. 17 1. 18 Installing ISA Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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