HP Pavilion Hdx9300 Entertainment Notebook Pc Series Service Guide
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I/O address (hex)System function (shipping configuration) 220 - 22FEntertainment audio 230 - 26DUnused 26E - 26Unused 278 - 27FUnused 280 - 2ABUnused 2A0 - 2A7Unused 2A8 - 2E7Unused 2E8 - 2EFReserved serial port 2F0 - 2F7Unused 2F8 - 2FFInfrared port 300 - 31FUnused 320 - 36FUnused 370 - 377Secondary diskette drive controller 378 - 37FParallel port (LPT1/default) 380 - 387Unused 388 - 38BFM synthesizer—OPL3 38C - 3AFUnused 3B0 - 3BBVGA 3BC - 3BFReserved (parallel port/no EPP support) 3C0 - 3DFVGA 3E0 - 3E1PC Card controller in CPU 3E2 - 3E3Unused 3E8 - 3EFInternal modem 3F0 - 3F7“A” diskette controller 3F8 - 3FFSerial port (COM1/default) CF8 - CFBPCI configuration index register (PCIDIVO-1) CFC - CFF PCI configuration data register (PCIDIVO-1) System memory map specifications SizeMemory addressSystem function 640 KB00000000-0009FFFFBase memory 128 KB000A0000-000BFFFFVideo memory 48 KB 000C0000-000CBFFF Video BIOS 94 Chapter 6 Specifications
SizeMemory addressSystem function 160 KB000C8000-000E7FFFUnused 64 KB000E8000-000FFFFFSystem BIOS 15 MB00100000-00FFFFFFExtended memory 58 MB04800000-07FFFFFFSuper extended memory 58 MB04800000-07FFFFFFUnused 2 MB08000000-080FFFFFVideo memory (direct access) 4 GB08200000-FFFEFFFFUnused 64 KB FFFF0000-FFFFFFFF System BIOS System memory map specifications 95
7 Screw listing This section provides specification and reference information for the screws and screw locks used in the computer. All screws and screw locks listed in this section are available in the Screw Kit, spare part number 448172-001, and the Display Screw Kit, spare part number 452309-001. Phillips PM2.5×5.0 screw ColorQuantityLengthThreadHead diameter Black 49 5.0 mm 2.5 mm 5.0 mm Where used: 2 screws that secure the display bezel to the display assembly 96 Chapter 7 Screw listing
Where used: 10 screws that secure the display bezel to the display assembly Where used: (1) Two screws that secure the camera module to the display enclosure (2) Eight screws that secure the display panel to the display enclosure Phillips PM2.5×5.0 screw 97
Where used: 4 screws that secure the speakers to the display enclosure Where used: (1) Two screws that secure the WLAN module to the system board (2) One screw that secures the rear cover to the computer (3) Two screws that secure the top cover to the computer 98 Chapter 7 Screw listing
Where used: 2 screws that secure the TV tuner module to the system board Where used: (1) Four screws that secure the keyboard to the computer (2) Four screws that secure the top cover to the computer Phillips PM2.5×5.0 screw 99
Where used: 2 screws that secure the top cover to the computer Where used: (1) Two screws that secure the audio/infrared board to the base enclosure (2) One screw that secures the rear USB board to the base enclosure (3) Two screws that secure the front USB board to the base enclosure (4) One screw that secures the video connector board to the base enclosure Black Phillips PM2.0×5.0 captive screw 100 Chapter 7 Screw listing
ColorQuantityLengthThreadHead diameter Black 11 5.0 mm 2.0 mm 4.5 mm Where used: (1) Six captive screws (secured by C-clips) that secure the hard drive bay cover to the computer (2) One captive screw (secured by a C-clip) that secure the WLAN module compartment cover to the computer (3) Two captive screws (secured by C-clips) that secure the memory module compartment cover to the computer (4) Two captive screws (secured by C-clips) that secure the TV tuner module compartment cover to the computer Phillips PM2.5×12.0 captive screw ColorQuantityLengthThreadHead diameter Silver 2 12.0 mm 2.5 mm 5.0 mm Phillips PM2.5×12.0 captive screw 101
Where used: 2 captive screws (secured by C-clips) that secure the hard drives to the computer Phillips PM3.0×4.0 screw ColorQuantityLengthThreadHead diameter Silver 8 4.0 mm 3.0 mm 5.0 mm Where used: 8 screws that secure the hard drive brackets to the two hard drives 102 Chapter 7 Screw listing
Phillips PM2.5×8.0 screw ColorQuantityLengthThreadHead diameter Black 26 8.0 mm 2.5 mm 5.0 mm Where used: (1) One screw that secures the optical drive to the computer (2) Three screws that secure the keyboard to the computer (3) Seven screws that secure the rear cover to the computer Phillips PM2.5×8.0 screw 103