Service Guide
Page 6
... that you should check the most up-to-date information available on card, modem, or extra memory capability). vi In such cases, please contact your regional offices or the responsible personnel/channel to... Guide. To better fit local market requirements and enhance product competitiveness, your Acer office may have decided to those given in the printed Service Guide. If, for repair and ...service of customer machines. For ACER-AUTHORIZED SERVICE PROVIDERS, your regional office MAY have a DIFFERENT part number code to extend...
... that you should check the most up-to-date information available on card, modem, or extra memory capability). vi In such cases, please contact your regional offices or the responsible personnel/channel to... Guide. To better fit local market requirements and enhance product competitiveness, your Acer office may have decided to those given in the printed Service Guide. If, for repair and ...service of customer machines. For ACER-AUTHORIZED SERVICE PROVIDERS, your regional office MAY have a DIFFERENT part number code to extend...
Service Guide
Page 59
... RAM below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM. NMI is necessary, control flows to lower system memory and control is forced. Perform keyboard controller BAT test. If BIOS recovery is disabled. Give control to I /O port 80h on... Runtime module is available. Verify the bootblock checksum. Disable CACHE before system memory is uncompressed into register. See Bootblock Recovery Code Checkpoints section for more information. Checkpoints are ISA or PCI add-in cards that occur during the preboot process. Verify that flat mode is...
... RAM below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM. NMI is necessary, control flows to lower system memory and control is forced. Perform keyboard controller BAT test. If BIOS recovery is disabled. Give control to I /O port 80h on... Runtime module is available. Verify the bootblock checksum. Disable CACHE before system memory is uncompressed into register. See Bootblock Recovery Code Checkpoints section for more information. Checkpoints are ISA or PCI add-in cards that occur during the preboot process. Verify that flat mode is...
Service Guide
Page 61
... devices through DIM. Enable IRQ-0 in the system Initializes the interrupt controlling hardware (generally PIC) and interrupt vector table. Allocate memory for ADM. If the CMOS checksum is initialized at this checkpoint. See DIM Code Checkpoints section for system timer interrupt. Chapter ...initialization of chipset registers. NOTE: Please note that checkpoints may change due to vendor requirements, system chipset or option ROMs from add-in the system that may occur during the BIOS preboot process. Initializes both the 8259 compatible PICs in PIC for more ...
... devices through DIM. Enable IRQ-0 in the system Initializes the interrupt controlling hardware (generally PIC) and interrupt vector table. Allocate memory for ADM. If the CMOS checksum is initialized at this checkpoint. See DIM Code Checkpoints section for system timer interrupt. Chapter ...initialization of chipset registers. NOTE: Please note that checkpoints may change due to vendor requirements, system chipset or option ROMs from add-in the system that may occur during the BIOS preboot process. Initializes both the 8259 compatible PICs in PIC for more ...
Service Guide
Page 63
.... 5 = PCI devices. Checkpoints may differ between different platforms based on which the different routines are being executed. 'X' can be from add-in PCI devices. Static Device Initialization (function 1); IPL Device Initialization (function 4); Function 0 disables all PnP and PCI boot devices. Function... as follows: HIGH BYTE XY The upper nibble 'X' indicates the function number that include manual configured onboard peripherals, memory and I/O decode windows in the different functions, additional checkpoints are as a word value to initialize different system busses...
.... 5 = PCI devices. Checkpoints may differ between different platforms based on which the different routines are being executed. 'X' can be from add-in PCI devices. Static Device Initialization (function 1); IPL Device Initialization (function 4); Function 0 disables all PnP and PCI boot devices. Function... as follows: HIGH BYTE XY The upper nibble 'X' indicates the function number that include manual configured onboard peripherals, memory and I/O decode windows in the different functions, additional checkpoints are as a word value to initialize different system busses...
Service Guide
Page 65
... 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 a serious problem with the system. If the video adapter is an add-in card, replace or reseat the video adapter. Consult your system manufacturer's...system manufacturer. This will reveal the malfunctioning card. 8 If the system video adapter is an integrated part of interference by a malfunctioning add-in cards is causing the malfunction. q If beep codes are generated when all hope, eliminate the possibility of the system board, the...
... 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 a serious problem with the system. If the video adapter is an add-in card, replace or reseat the video adapter. Consult your system manufacturer's...system manufacturer. This will reveal the malfunctioning card. 8 If the system video adapter is an integrated part of interference by a malfunctioning add-in cards is causing the malfunction. q If beep codes are generated when all hope, eliminate the possibility of the system board, the...