HP 550 HP 550 Notebook PC - Maintenance and Service Guide - Page 147
I/O addresses, Windows Backup utility
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speaker location 8 removal 52 spare part number 17, 26, 52 specifications computer 86 display 87 DVD/CD-RW Combo Drive 90 DVD±RW and CD-RW Combo Drive 89 hard drive 88 I/O addresses 93 interrupts 92 memory map 95 optical drive 89, 90 system DMA 91 startup check 83 static-shielding materials 34 stringent security 83 switch cover removal 46 spare part number 16, 27, 46 system board removal 65 spare part numbers 17, 27, 29, 65 System Configuration menu 84 system DMA 91 system fan 84 system information 82 system memory map 95 T thermal material, replacement 72 tools required 30 top components 6 top cover removal 59 spare part number 17, 28, 59 TouchPad spare part number 17, 28 TouchPad board removal 62 spare part number 62 TouchPad button board removal 62 spare part number 17, 28, 62 TouchPad buttons 6 TouchPad components 6 TouchPad scroll zone 6 transporting guidelines 33 U unknown password 35 USB legacy support 80, 84 USB port location 11 pin assignments 127 V vents 11, 12 W Windows applications key 8 Windows Backup utility 122, 123 Windows logo key 8 Windows recovery 123 Windows Vista operating system DVD 120 wireless antenna, disconnecting 43 wireless antennae 13 wireless button 7 wireless light 7 wireless, product description 3 WLAN module removal 41 spare part numbers 18, 26, 41 WLAN module compartment 12 WLAN module compartment cover illustrated 21 removal 43 workstation guidelines 33 Index 139