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... with all technical information relating to extend the functionality of a machine (e.g. add-on your regional Acer office to -date information available on card, modem, or extra memory capability). These LOCALIZED FEATURES will not be covered in the FRU list of customer machines. If,... for repair and service of this generic service guide. Aspire AX1920 Service Guide v Service Guide Coverage This Service ...
... with all technical information relating to extend the functionality of a machine (e.g. add-on your regional Acer office to -date information available on card, modem, or extra memory capability). These LOCALIZED FEATURES will not be covered in the FRU list of customer machines. If,... for repair and service of this generic service guide. Aspire AX1920 Service Guide v Service Guide Coverage This Service ...
Acer Aspire X1920 Desktop Service Guide
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... Fan Assembly 26 Removing the Processor 27 Removing the HDD-ODD Bracket 28 Detaching the Front Bezel 33 Removing the Expansion Boards 34 Removing the Memory Modules 36 Removing the Power Supply Unit 36 Removing the Front I/O and Optional Card Reader Assemblies 39 Removing the Mainboard 42 Hardware Diagnostic Procedure 45...
... Fan Assembly 26 Removing the Processor 27 Removing the HDD-ODD Bracket 28 Detaching the Front Bezel 33 Removing the Expansion Boards 34 Removing the Memory Modules 36 Removing the Power Supply Unit 36 Removing the Front I/O and Optional Card Reader Assemblies 39 Removing the Mainboard 42 Hardware Diagnostic Procedure 45...
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Table of Contents BIOS 93 Memory 93 Hard Disk Drive 94 Optical Disc Drive 94 Card Reader (optional 94 Gigabit Ethernet 95 Audio 95 Power Supply Unit 95 Power Management 95 Index ...97 viii
Table of Contents BIOS 93 Memory 93 Hard Disk Drive 94 Optical Disc Drive 94 Card Reader (optional 94 Gigabit Ethernet 95 Audio 95 Power Supply Unit 95 Power Management 95 Index ...97 viii
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...1 This chapter lists the features and specifications of your PC depends on page 79 for reference only. The exact configuration of the Aspire AX1920 computer. Intel® Core™ 2 Quad Q9550s, Q9400s and Q8400s Series - Intel® Celeron® Dual core E3500...section are for a detailed list of models supported by each hardware component. System Features Component Operating system support Processor Core logic Graphics controller Memory Expansion options Connectivity Hard disk drive (HDD) Optical disc drive (ODD) Description • Microsoft Windows 7 Home Premium ×64 ...
...1 This chapter lists the features and specifications of your PC depends on page 79 for reference only. The exact configuration of the Aspire AX1920 computer. Intel® Core™ 2 Quad Q9550s, Q9400s and Q8400s Series - Intel® Celeron® Dual core E3500...section are for a detailed list of models supported by each hardware component. System Features Component Operating system support Processor Core logic Graphics controller Memory Expansion options Connectivity Hard disk drive (HDD) Optical disc drive (ODD) Description • Microsoft Windows 7 Home Premium ×64 ...
Acer Aspire X1920 Desktop Service Guide
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...8226; Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in -1 card reader • The following memory cards are supported: - USB ports (two) - Secure Digital (SD), MultiMediaCard (MMC), Reduced-Size MultiMediaCard (RS-MMC) - Multi-in jacks... • Power LED • Power button 2 Aspire AX1920 Service Guide Component Card reader (optional) TV tuner (optional) Power supply Antivirus software System BIOS Power management Audio Item Audio codec Audio...
...8226; Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in -1 card reader • The following memory cards are supported: - USB ports (two) - Secure Digital (SD), MultiMediaCard (MMC), Reduced-Size MultiMediaCard (RS-MMC) - Multi-in jacks... • Power LED • Power button 2 Aspire AX1920 Service Guide Component Card reader (optional) TV tuner (optional) Power supply Antivirus software System BIOS Power management Audio Item Audio codec Audio...
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Front View No. Component 1 Power button/indicator 2 Optical drive cover 3 Optical drive eject button 4 Headphone jack 5 Microphone-in jack 6 Multi-in this section illustrate the physical outlook of the computer. System Tour The pictures and tables in -1 optional card reader supporting Memory Stick (MS), xD-Picture Card (xD), Secure Digital (SD), MultiMediaCard (MMC), Reduced-Size MultiMediaCard (RS-MMC), CompactFlash (CF) Types I and II, and Memory Stick PRO (MS PRO) 7 USB 2.0 ports 8 Acer logo 4 Aspire AX1920 Service Guide
Front View No. Component 1 Power button/indicator 2 Optical drive cover 3 Optical drive eject button 4 Headphone jack 5 Microphone-in jack 6 Multi-in this section illustrate the physical outlook of the computer. System Tour The pictures and tables in -1 optional card reader supporting Memory Stick (MS), xD-Picture Card (xD), Secure Digital (SD), MultiMediaCard (MMC), Reduced-Size MultiMediaCard (RS-MMC), CompactFlash (CF) Types I and II, and Memory Stick PRO (MS PRO) 7 USB 2.0 ports 8 Acer logo 4 Aspire AX1920 Service Guide
Acer Aspire X1920 Desktop Service Guide
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...a hardware configuration program built into the system ROM. You must run this case, the system cannot retain configuration values in a battery-backed nonvolatile memory called CMOS RAM. NOTE For ease of the system RAM, which allows configuration data to the BIOS settings. The Setup Utility loads the configuration values... no need to run this Service Guide. If the values and the actual hardware do not agree, POST generates an error message. Aspire AX1920 Service Guide 7 POST uses these values to change the hardware settings from the default or current configuration.
...a hardware configuration program built into the system ROM. You must run this case, the system cannot retain configuration values in a battery-backed nonvolatile memory called CMOS RAM. NOTE For ease of the system RAM, which allows configuration data to the BIOS settings. The Setup Utility loads the configuration values... no need to run this Service Guide. If the values and the actual hardware do not agree, POST generates an error message. Aspire AX1920 Service Guide 7 POST uses these values to change the hardware settings from the default or current configuration.
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...BIOS Release Date Asset Tag Number Description Type of processor installed on the system Speed of the processor installed on the system Size of system memory detected during boot-up Official model name of the computer. Current system BIOS version Date when the CMOS setup utility was released. Product ...Information The Product Information menu displays basic information about the system. System asset tag number 10 Aspire AX1920 Service Guide System serial number. These entries are for your reference only and are not user-configurable.
...BIOS Release Date Asset Tag Number Description Type of processor installed on the system Speed of the processor installed on the system Size of system memory detected during boot-up Official model name of the computer. Current system BIOS version Date when the CMOS setup utility was released. Product ...Information The Product Information menu displays basic information about the system. System asset tag number 10 Aspire AX1920 Service Guide System serial number. These entries are for your reference only and are not user-configurable.
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... partitions. Advanced Chipset Features Field Intel EIST Intel XD Bit Intel VT Memory Hole Remapping Video Memory Size DVMT Memory Size Description Select whether to dynamically adjust the processor voltage and core frequency... based on system usage. Note: This feature is a hardware-based security feature that causes a computer to appear to addresses above 4 GB. Value Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled 32MB 64MB 128MB 256MB 128MB Maximum Aspire...
... partitions. Advanced Chipset Features Field Intel EIST Intel XD Bit Intel VT Memory Hole Remapping Video Memory Size DVMT Memory Size Description Select whether to dynamically adjust the processor voltage and core frequency... based on system usage. Note: This feature is a hardware-based security feature that causes a computer to appear to addresses above 4 GB. Value Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled 32MB 64MB 128MB 256MB 128MB Maximum Aspire...
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... RTC alarm occurs. The computer remains off mode Enables or disables compliance to the system memory. Value S3 (STR) S1 (POS) Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Power Off Power On Last State Aspire AX1920 Service Guide 15 Deep power off until the power button is used . Wake...
... RTC alarm occurs. The computer remains off mode Enables or disables compliance to the system memory. Value S3 (STR) S1 (POS) Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Power Off Power On Last State Aspire AX1920 Service Guide 15 Deep power off until the power button is used . Wake...
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Note: Remember to lock up. Value Enabled Disabled Enabled Disabled Aspire AX1920 Service Guide 17 This reduces interference problems with other electronics in clock speed causing the overclocked processor to disable the Spread Spectrum feature if ... Clock to All DIMM/ PCI Spread Spectrum Description When enabled, clock signals will be sent to reduce this field to Enabled to the PCI and memory slots regardless of the pulses creates EMI (electromagnetic interference). When the mainboard's clock generator pulses, the extreme values of whether the slot is occupied or...
Note: Remember to lock up. Value Enabled Disabled Enabled Disabled Aspire AX1920 Service Guide 17 This reduces interference problems with other electronics in clock speed causing the overclocked processor to disable the Spread Spectrum feature if ... Clock to All DIMM/ PCI Spread Spectrum Description When enabled, clock signals will be sent to reduce this field to Enabled to the PCI and memory slots regardless of the pulses creates EMI (electromagnetic interference). When the mainboard's clock generator pulses, the extreme values of whether the slot is occupied or...
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Gently pull the DIMM upward (2) to release the DIMM. 2. Removing the Power Supply Unit 1. Disconnect the 4-pin and 24-pin ATX power supply cables from the chassis. Press the holding clips (1) on both sides of the DIMM slot outward to remove it from the mainboard. 36 Aspire AX1920 Service Guide Removing the Memory Modules 1.
Gently pull the DIMM upward (2) to release the DIMM. 2. Removing the Power Supply Unit 1. Disconnect the 4-pin and 24-pin ATX power supply cables from the chassis. Press the holding clips (1) on both sides of the DIMM slot outward to remove it from the mainboard. 36 Aspire AX1920 Service Guide Removing the Memory Modules 1.
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... is no point of contact in the system that there is set to the installed drives. 8. Reinstall the side panel. 11. Aspire AX1920 Service Guide 45 Hardware Diagnostic Procedure 1. System Check Procedures IMPORTANT The diagnostic tests described in page 24. 6. Make sure that ...on a flat, steady surface. 5. Inspect the power and LED indicators on page 60 to determine which corrective action to test Acer products. Verify that the processor, memory module(s), and expansion board(s) are only intended to take. Refer to Front Viewsection on , skip this chapter are properly seated...
... is no point of contact in the system that there is set to the installed drives. 8. Reinstall the side panel. 11. Aspire AX1920 Service Guide 45 Hardware Diagnostic Procedure 1. System Check Procedures IMPORTANT The diagnostic tests described in page 24. 6. Make sure that ...on a flat, steady surface. 5. Inspect the power and LED indicators on page 60 to determine which corrective action to test Acer products. Verify that the processor, memory module(s), and expansion board(s) are only intended to take. Refer to Front Viewsection on , skip this chapter are properly seated...
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... Viewing BIOS Checkpoints Viewing all RAM below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM. 46 Aspire AX1920 Service Guide Checkpoints may occur during the system startup. The following table describes the type of checkpoints that flat mode...section for future use in PCI devices. Checkpoints may change due to checkpoint E0. Early super I/O initialization is enabled. Execute full memory sizing module.Verify that may appear on a LED display. Do additional chipsetinitialization. CPUID information is limited, since it . Checkpoints ...
... Viewing BIOS Checkpoints Viewing all RAM below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM. 46 Aspire AX1920 Service Guide Checkpoints may occur during the system startup. The following table describes the type of checkpoints that flat mode...section for future use in PCI devices. Checkpoints may change due to checkpoint E0. Early super I/O initialization is enabled. Execute full memory sizing module.Verify that may appear on a LED display. Do additional chipsetinitialization. CPUID information is limited, since it . Checkpoints ...
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...done after Auto detection of KB/MS using AMI KB-5. See DIM Code Checkpoints section for total memory installed in system RAM size if needed. 48 Aspire AX1920 Service Guide Initializes different devices through DIM. Checkpoint 06 07 08 C0 C1 C2 C5 ... test to "POSTINT1ChHandlerBlock." Also, update the Kernel Variables. Early POST initialization of different Input Devices. Initialize System Management Interrupt. Allocate memory for ADM. USB controllers are initialized at this point. Initialize CH-0 as system timer.Install the POSTINT1Ch handler. Fixes CPU POST interface...
...done after Auto detection of KB/MS using AMI KB-5. See DIM Code Checkpoints section for total memory installed in system RAM size if needed. 48 Aspire AX1920 Service Guide Initializes different devices through DIM. Checkpoint 06 07 08 C0 C1 C2 C5 ... test to "POSTINT1ChHandlerBlock." Also, update the Kernel Variables. Early POST initialization of different Input Devices. Initialize System Management Interrupt. Allocate memory for ADM. USB controllers are initialized at this point. Initialize CH-0 as system timer.Install the POSTINT1Ch handler. Fixes CPU POST interface...
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... the Microsoft IRQ Routing Table. Function 0 disables all static devices that needs an adjustment in system RAM size if needed . Aspire AX1920 Service Guide 49 Enable/Disable NMI as selected. Prepare CPU for Int 19 boot. Uninstall POST INT1Ch vector and INT09h vector... and initializes any kind of runtime image preparation for error. Boot Output Device Initialization (function 2). Late POST initialization of ESCD in memory test. Prepare BBS for OS boot including final MTRR values. Execute BIOS setup if needed . Initialize the CPU's before booting to...
... the Microsoft IRQ Routing Table. Function 0 disables all static devices that needs an adjustment in system RAM size if needed . Aspire AX1920 Service Guide 49 Enable/Disable NMI as selected. Prepare CPU for Int 19 boot. Uninstall POST INT1Ch vector and INT09h vector... and initializes any kind of runtime image preparation for error. Boot Output Device Initialization (function 2). Late POST initialization of ESCD in memory test. Prepare BBS for OS boot including final MTRR values. Execute BIOS setup if needed . Initialize the CPU's before booting to...
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...A: drive, but it . This may occur from a particular device. This message will only occur on some systems when no media is present. The base memory (memory below 1MB) size that may indicate a problem with the actual size detected. A diskette was unable to properly configure the device. This may occur when the... reported by drives when no bootable device can be due to configure the A: drive during POST, but was not ready for data transfer. Aspire AX1920 Service Guide 51 The BIOS attempted to a bad cable or faulty diskette drive. This condition may be detected. Fatal...
...A: drive, but it . This may occur from a particular device. This message will only occur on some systems when no media is present. The base memory (memory below 1MB) size that may indicate a problem with the actual size detected. A diskette was unable to properly configure the device. This may occur when the... reported by drives when no bootable device can be due to configure the A: drive during POST, but was not ready for data transfer. Aspire AX1920 Service Guide 51 The BIOS attempted to a bad cable or faulty diskette drive. This condition may be detected. Fatal...
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... EPROM). This message only applies to clear the NVRAM data. The message is most likely to use the same resource space (usually Memory or I /O conflict PCI ROM conflict PCI IRQ conflict PCI IRQ routing table error Timer Error Refresh timer test failed Interrupt Controller-1 ... often indication a problem with system hardware. More than one system device is a fatal error, often indication a problem with system hardware. 54 Aspire AX1920 Service Guide A PCI adapter generated an I /O resource conflict when configured by an incomplete description of the PCI Interrupt Routing of the 8254 ...
... EPROM). This message only applies to clear the NVRAM data. The message is most likely to use the same resource space (usually Memory or I /O conflict PCI ROM conflict PCI IRQ conflict PCI IRQ routing table error Timer Error Refresh timer test failed Interrupt Controller-1 ... often indication a problem with system hardware. More than one system device is a fatal error, often indication a problem with system hardware. 54 Aspire AX1920 Service Guide A PCI adapter generated an I /O resource conflict when configured by an incomplete description of the PCI Interrupt Routing of the 8254 ...
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...• IDE disk drives • See "Undetermined Problems". • Mainboard NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. 56 Aspire AX1920 Service Guide system does not work , then replace the heat sink fan. • ... not run but fails to enter power • Enter CMOS Setup and load the default settings. then reboot the system. • Memory module • Mainboard System works but power supply fan runs. Its reading should be +12Vdc. the Control Panel. • Reload software...
...• IDE disk drives • See "Undetermined Problems". • Mainboard NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. 56 Aspire AX1920 Service Guide system does not work , then replace the heat sink fan. • ... not run but fails to enter power • Enter CMOS Setup and load the default settings. then reboot the system. • Memory module • Mainboard System works but power supply fan runs. Its reading should be +12Vdc. the Control Panel. • Reload software...
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...8226; Monitor signal connection/cable • Monitor • Video adapter card • Mainboard • Monitor signal connection/cable • Video adapter card • Mainboard 58 Aspire AX1920 Service Guide Display problem • Incorrect colors • No high intensity • Missing, broken, or incorrect characters • Blank monitor (dark) • Blank monitor... • Unreadable monitor Display changing colors. voice from modem adapter card is set to the mainboard Video and Monitor-related Symptoms Symptom/Error Video memory test failed.Video adapter failed.
...8226; Monitor signal connection/cable • Monitor • Video adapter card • Mainboard • Monitor signal connection/cable • Video adapter card • Mainboard 58 Aspire AX1920 Service Guide Display problem • Incorrect colors • No high intensity • Missing, broken, or incorrect characters • Blank monitor (dark) • Blank monitor... • Unreadable monitor Display changing colors. voice from modem adapter card is set to the mainboard Video and Monitor-related Symptoms Symptom/Error Video memory test failed.Video adapter failed.