User manual ACER ASPIRE M3201

[. . . ] Always observe the following precautions before you install a system component. Do not remove a component from its protective packaging until you are ready to install it. Wear a wrist grounding strap and attach it to a metal part of the system unit before handling components. If a wrist strap is not available, maintain contact with the system unit throughout any procedure requiring ESD protection. 1. 6 Pre-installation Instructions Always observe the following before you install a system component: 1. [. . . ] Turn off the system power and all the peripherals connected to the unit before opening it. Open the system according to the instructions in the housing installation manual. Follow the ESD precautions in section 1. 5 before handling a system component. Remove any expansion boards or peripherals that block access to the DIMM sockets or CPU socket. See the following sections for specific instructions on the component you wish to install. Do not attempt the procedures described in the following sections unless you are a qualified service technician. 1-10 User's Guide 1. 7 Installing Memory The system memory is upgradable to a maximum of 256 MB via two 168-pin DIMM sockets onboard. Table 1-6 lists the possible memory configurations. Table 1-6 Memory Configurations DIMM 1 8 MB 8 MB 8 MB 16 MB 16 MB 16 MB 32 MB 32 MB 32 MB 64 MB 64 MB 64 MB 64 MB 128 MB 32 MB 16 MB 8 MB DIMM 2 Total Memory 8 MB 8 MB 16 MB 16 MB 16 MB 32 MB 32 MB 32 MB 64 MB 64 MB 64 MB 128 MB 256 MB 128 MB System Board 1-11 1. 7. 1 Installing a DIMM Follow these steps to install a DIMM: 1. Gently push the DIMM until the holding clips lock the DIMM into a vertical position. 1 2 Figure 1-3 Installing a DIMM Be careful when inserting DIMMs. Forcing a DIMM in or out of a socket can damage the socket or the DIMM (or both). 1-12 User's Guide 1. 7. 2 Removing a DIMM To remove a DIMM: 1. Press the holding clips on both sides of the socket outward to release the DIMM. Gently pull the DIMM out of the socket. 2 1 Figure 1-4 Removing a DIMM 1. 7. 3 Reconfiguring the System The system automatically detects the amount of memory installed. Run Setup to view the new value for total system memory and make a note of it. System Board 1-13 1. 8 Second-level Cache The board may come with either 256-KB or 512-KB pipelined-burst second-level cache. Refer to the software documentation for more details on the Hardware Monitor function. 1. 16 Wake-on Ring-in Function The Wake-on Ring-in function enables the system to resume from suspend mode by monitoring the fax/modem (or any device of similar type) activities. Any signal or activity detected from the Modem ring-in connector automatically returns the system to normal operation. Refer to Figure 1-2 for the location of the Modem ring-in connector on the system board. 1. 17 Wake-on LAN Function The system board comes with a 100Base-TX/10Base-T Ethernet controller with Wake-on LAN support. are also supported. System Board 1-23 1. 18 Error Messages In the event that you receive an error message, do not continue using the computer. This section describes the different types of error messages and suggests corrective measures. There are two general types of error messages: · · Software System 1. 18. 1 Software Error Messages Software error messages are returned by your operating system or application. These messages typically appear after you boot the operating system or when you run your applications. If you receive this type of message, consult your application or operating system manual for help. 1. 18. 2 System Error Messages A system error message indicates a problem with the computer itself. These messages normally appear during the power-on self-test, before the operating system prompt appears. Table 1-11 lists the system error messages in alphabetical order. 1-24 User's Guide Table 1-11 System Error Messages Corrective Action Replace battery. Check the HDD cable connections and CMOS setup configuration Contact your dealer. [. . . ] Check the HDD cable connections and CMOS setup configuration Contact your dealer. Check and connect the keyboard to the system unit. Error Message Bad CMOS Battery CMOS Checksum Error Floppy Drive Controller Error Floppy Drive Error DRAM Configuration Error Equipment Configuration Error Hard Disk Controller Error Hard Disk 0 (1, 2, 3) Auto Detection Failed I/O Parity Error PS/2 Keyboard Error or No Keyboard Connected System Board 1-25 Table 1-11 System Error Messages (continued) Corrective Action Contact your dealer. Press or . Error Message PS/2 Keyboard Interface Error PS/2 Keyboard Locked Memory Error Memory Size Mismatch Onboard Serial 1 Conflict Onboard Serial 2 Conflict Onboard Parallel Port Conflict PS/2 Pointing Device Error PS/2 Pointing Device Interface Error Press F1 key to continue or Ctrl-Alt-Esc for Setup Press Esc to turn off NMI, any key to reboot Protected Mode Test Fail RAM BIOS Error Real Time Clock Error Shadow RAM Fail System Memory Address Error Press to disregard NMI error. Check DIMMs on system board or contact your dealer. 1-26 User's Guide 1. 18. 3 Correcting Error Conditions As a general rule, the "Press F1 to continue" error message is caused by a configuration problem which can be easily corrected. [. . . ]