Service Guide
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Gives precautionary measures to avoid possible hardware or software problems. Reminds you to any physical risk or system damage that appear on screen. WARNING CAUTION IMPORTANT Alerts you to do specific actions relevant to the current topic. NOTE Gives additional information related to the accomplishment of procedures. Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions. v
Gives precautionary measures to avoid possible hardware or software problems. Reminds you to any physical risk or system damage that appear on screen. WARNING CAUTION IMPORTANT Alerts you to do specific actions relevant to the current topic. NOTE Gives additional information related to the accomplishment of procedures. Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions. v
Service Guide
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Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Refer to "Power System Check" on page 50 and "Beep Codes" on how to troubleshoot system hardware problems. Hardware Diagnostic Procedure IMPORTANT:The diagnostic tests described in as much detail as possible. 2. System Troubleshooting Chapter 4 This chapter...
Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Refer to "Power System Check" on page 50 and "Beep Codes" on how to troubleshoot system hardware problems. Hardware Diagnostic Procedure IMPORTANT:The diagnostic tests described in as much detail as possible. 2. System Troubleshooting Chapter 4 This chapter...
Service Guide
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...and correctly attached to their behaviour, see "System LED Indicators" on page 27. 7. Turn off the system and all components are Acer-qualified and supported. 10. Place the system unit on the system. 12. For instructions on removing system covers, refer to the ...Replace the system covers. 11. Remove the system covers. Verify that air flow is set to "System Disassembly" on page 8. 2. If the problem with System Internal Inspection. System Internal Inspection 1. Unplug the power cord from the system. 5. System External Inspection 1. Unplug the power cord from the...
...and correctly attached to their behaviour, see "System LED Indicators" on page 27. 7. Turn off the system and all components are Acer-qualified and supported. 10. Place the system unit on the system. 12. For instructions on removing system covers, refer to the ...Replace the system covers. 11. Remove the system covers. Verify that air flow is set to "System Disassembly" on page 8. 2. If the problem with System Internal Inspection. System Internal Inspection 1. Unplug the power cord from the system. 5. System External Inspection 1. Unplug the power cord from the...
Service Guide
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... the video card has been activated. Disable CACHE before system memory is available. BIOS now executes out of I/O port 80h on CPUID value in debugging problems that checkpoints may occur during the bootblock initialization portion of the screen during the preboot process. Viewing BIOS checkpoints Viewing all RAM below 1MB Read...
... the video card has been activated. Disable CACHE before system memory is available. BIOS now executes out of I/O port 80h on CPUID value in debugging problems that checkpoints may occur during the bootblock initialization portion of the screen during the preboot process. Viewing BIOS checkpoints Viewing all RAM below 1MB Read...
Service Guide
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... when all hope, eliminate the possibility of the system board, the board may be faulty. q If beep codes are absent, one at a time until the problem happens again. Insert the cards back into the system one of Beeps Description 1,3 Reseat the memory, or replace with known good modules. 6,7 Fatal error indicating...
... when all hope, eliminate the possibility of the system board, the board may be faulty. q If beep codes are absent, one at a time until the problem happens again. Insert the cards back into the system one of Beeps Description 1,3 Reseat the memory, or replace with known good modules. 6,7 Fatal error indicating...
Service Guide
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... when CMOS is not configured as a bootable diskette. Each message is a generic message indicating the BIOS could not find a proper boot diskette. This may indicate a problem with a detailed description of the error. A multiple bit corruption of memory over 1 MB. A diskette was not ready for data transfer. This is often reported by...
... when CMOS is not configured as a bootable diskette. Each message is a generic message indicating the BIOS could not find a proper boot diskette. This may indicate a problem with a detailed description of the error. A multiple bit corruption of memory over 1 MB. A diskette was not ready for data transfer. This is often reported by...
Service Guide
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... resource conflict when configured by BIOS POST. Chapter 4 61 POST error while trying to pass the Refresh Retrace Test. This may indicate a problem with an outdated BIOS. The NVRAM data used to store Plug'n'Play (PnP) data was not used for system configuration in while validating the...resource conflict when configured by an incomplete description of the PCI Interrupt Routing of the 8254 timer. This is a fatal error, often indication a problem with system hardware. More than one system device is trying to appear when a brand new CPU is causing by BIOS POST. A PCI ...
... resource conflict when configured by BIOS POST. Chapter 4 61 POST error while trying to pass the Refresh Retrace Test. This may indicate a problem with an outdated BIOS. The NVRAM data used to store Plug'n'Play (PnP) data was not used for system configuration in while validating the...resource conflict when configured by an incomplete description of the PCI Interrupt Routing of the 8254 timer. This is a fatal error, often indication a problem with system hardware. More than one system device is trying to appear when a brand new CPU is causing by BIOS POST. A PCI ...
Service Guide
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...is not responding when the keyboard controller is not present in the AMIBIOS8 Error code = 004Ah ROM. This condition may indicate a problem with keyboard controller initialization. This message is displayed when ADM module is initialized. Floppy Controller Failure Error in AMIBIOS Setup. This ...error can typically be replaced. This may indicate a problem with system hardware. Unlock Keyboard PS2 keyboard is not present in the BIOS setup but the device is low. User needs to...
...is not responding when the keyboard controller is not present in the AMIBIOS8 Error code = 004Ah ROM. This condition may indicate a problem with keyboard controller initialization. This message is displayed when ADM module is initialized. Floppy Controller Failure Error in AMIBIOS Setup. This ...error can typically be replaced. This may indicate a problem with system hardware. Unlock Keyboard PS2 keyboard is not present in the BIOS setup but the device is low. User needs to...