Maintenance and Service Guide
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...installed. Removing an SDRAM Module HP Pavilion 4x00, HP Compaq nx9005 and nx9000, Compaq Evo Notebook N1050v and N1010v, and Compaq Presario 2100 and 1100 Models Removal and Replacement 2-5 Removing an SDRAM Module (User-Replaceable) The notebook has no system memory built into its edges and provide... AC adapter, if present, and then remove the battery. 2. Required Equipment 1 Phillips screwdriver Removal Procedure 1. Using the wrong type of the notebook, loosen the captive screws holding the SDRAM door, and then remove the door. 3. Press outward on the latches at the sides...
...installed. Removing an SDRAM Module HP Pavilion 4x00, HP Compaq nx9005 and nx9000, Compaq Evo Notebook N1050v and N1010v, and Compaq Presario 2100 and 1100 Models Removal and Replacement 2-5 Removing an SDRAM Module (User-Replaceable) The notebook has no system memory built into its edges and provide... AC adapter, if present, and then remove the battery. 2. Required Equipment 1 Phillips screwdriver Removal Procedure 1. Using the wrong type of the notebook, loosen the captive screws holding the SDRAM door, and then remove the door. 3. Press outward on the latches at the sides...
Maintenance and Service Guide
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..., PC cards, printer, external monitor, pointing device, and keyboard. 2. Remove all POST messages indicate a failure in which the terminal error occurred. Press the reset button to return the notebook to start the notebook. The BIOS will not boot the notebook's operating system if the system memory, ...using other diagnostic tools. The beep code indicates the POST routine in the notebook-some messages are for option ROMs Verify Real Mode Disable Non-Maskable Interrupt (NMI) Get CPU type Initialize system hardware Disable shadow and execute code from ROM Initialize chipset with...
..., PC cards, printer, external monitor, pointing device, and keyboard. 2. Remove all POST messages indicate a failure in which the terminal error occurred. Press the reset button to return the notebook to start the notebook. The BIOS will not boot the notebook's operating system if the system memory, ...using other diagnostic tools. The beep code indicates the POST routine in the notebook-some messages are for option ROMs Verify Real Mode Disable Non-Maskable Interrupt (NMI) Get CPU type Initialize system hardware Disable shadow and execute code from ROM Initialize chipset with...
Maintenance and Service Guide
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...type or no RAM installed Initialize POST Memory Manager Clear 512 KB base RAM RAM failure on address line xxxx RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory... values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory Auto size 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt Controller Test DRAM refresh Test 8742 Keyboard Controller (on motherboard...
...type or no RAM installed Initialize POST Memory Manager Clear 512 KB base RAM RAM failure on address line xxxx RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory... values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory Auto size 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt Controller Test DRAM refresh Test 8742 Keyboard Controller (on motherboard...
Maintenance and Service Guide
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...type and speed Initialize EISA board Test keyboard Set key Select if enabled Enable USB devices Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache Test RAM between 512 and 640 KB Test extended memory Test extended memory...device initialization Detect and install external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Data Area 3-24 Troubleshooting...
...type and speed Initialize EISA board Test keyboard Set key Select if enabled Enable USB devices Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache Test RAM between 512 and 640 KB Test extended memory Test extended memory...device initialization Detect and install external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Data Area 3-24 Troubleshooting...
Maintenance and Service Guide
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... dock late Force check (optional) Extended checksum (optional) Redirect Int 15h to enable remote keyboard Redirect Int 13h to Memory Technologies Devices such as ROM, RAM, PCMCIA, and serial disk Redirect Int 10h to enable remote serial video Re-map I/O and...ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock Initialize video Initialize System Management Manager 3-26 Troubleshooting and Diagnostics ...
... dock late Force check (optional) Extended checksum (optional) Redirect Int 15h to enable remote keyboard Redirect Int 13h to Memory Technologies Devices such as ROM, RAM, PCMCIA, and serial disk Redirect Int 10h to enable remote serial video Re-map I/O and...ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock Initialize video Initialize System Management Manager 3-26 Troubleshooting and Diagnostics ...
Maintenance and Service Guide
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...clock error 0271 Check date and time settings 0280 Previous boot incomplete-Default configuration used 0281 Memory Size found by POST differed from CMOS 02B0 Diskette drive A error 02B2 Incorrect Drive A type-run BIOS Setup to reconfigure the system System CMOS has been corrupted or modified incorrectly, ...diskette tests Make sure the drive is defined with the proper diskette type in BIOS Setup, and that the CMOS battery is connected correctly Type of floppy drive A: not correctly identified in BIOS Setup, reset the notebook, enter BIOS Setup, and install the defaults or correct the error....
...clock error 0271 Check date and time settings 0280 Previous boot incomplete-Default configuration used 0281 Memory Size found by POST differed from CMOS 02B0 Diskette drive A error 02B2 Incorrect Drive A type-run BIOS Setup to reconfigure the system System CMOS has been corrupted or modified incorrectly, ...diskette tests Make sure the drive is defined with the proper diskette type in BIOS Setup, and that the CMOS battery is connected correctly Type of floppy drive A: not correctly identified in BIOS Setup, reset the notebook, enter BIOS Setup, and install the defaults or correct the error....
Maintenance and Service Guide
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.../yy format) Sets the language for BIOS Setup Internal Hard Disk Sets the hard disk drive type and various parameters Extended Memory Shows the extended memory size CPU Serial Number Serial Number PC ID Service ID For a Pentium processor with a serial number, makes the serial number available ...to software Displays the serial number as shown on the back of the notebook Displays the PC ID String ...
.../yy format) Sets the language for BIOS Setup Internal Hard Disk Sets the hard disk drive type and various parameters Extended Memory Shows the extended memory size CPU Serial Number Serial Number PC ID Service ID For a Pentium processor with a serial number, makes the serial number available ...to software Displays the serial number as shown on the back of the notebook Displays the PC ID String ...