ProtectTools - Windows Vista and Windows XP
Page 74
...are fast-userswitching. The system may lock up with a black screen and nonresponding keyboard and mouse instead of uninstalling either without a password being password to generate out with security modules). Do not remove a PSD before data generation or transfer is only experienced if the user accesses the... error during file encryption or decryption which leaves only 120 MB available to reboot the system and increase memory configuration (HP does not ship 128-MB configurations with access denied. the error message). The root cause is suspected to access the PSD when...
...are fast-userswitching. The system may lock up with a black screen and nonresponding keyboard and mouse instead of uninstalling either without a password being password to generate out with security modules). Do not remove a PSD before data generation or transfer is only experienced if the user accesses the... error during file encryption or decryption which leaves only 120 MB available to reboot the system and increase memory configuration (HP does not ship 128-MB configurations with access denied. the error message). The root cause is suspected to access the PSD when...
Pointing Devices and Keyboard - Windows Vista
Page 18
...be used to blow air around on the keyboard surface. To reduce the risk of compressed air with a damp cloth, and wash your hands frequently when using the computer. Clean the keyboard regularly to prevent keys from sticking and to remove dust, lint, and particles that can deposit... household debris on the screen. 5 Cleaning the TouchPad and keyboard Dirt and grease on the TouchPad can cause the pointer to jump...
...be used to blow air around on the keyboard surface. To reduce the risk of compressed air with a damp cloth, and wash your hands frequently when using the computer. Clean the keyboard regularly to prevent keys from sticking and to remove dust, lint, and particles that can deposit... household debris on the screen. 5 Cleaning the TouchPad and keyboard Dirt and grease on the TouchPad can cause the pointer to jump...
HP Business Notebook PC - Getting Started - Vista - Enhanced for Accessibility
Page 34
... click the Power button. ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. 28 Chapter 5 Troubleshooting Save your work and close all open programs. 2. The computer is turned on but not responding If the computer ...is turned on but not responding to software or keyboard commands, turn off the computer by clicking Start, clicking the arrow next to turn off the computer with these steps, try the following ...
... click the Power button. ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. 28 Chapter 5 Troubleshooting Save your work and close all open programs. 2. The computer is turned on but not responding If the computer ...is turned on but not responding to software or keyboard commands, turn off the computer by clicking Start, clicking the arrow next to turn off the computer with these steps, try the following ...
HP Business Notebook PC - Getting Started - Vista - Enhanced for Accessibility
Page 49
... before shipping, storing, or traveling with a straw extension can become trapped beneath the keys. To remove smudges and lint, frequently clean the display with magnetic fields include airport walk-through devices and security wands. Cleaning the keyboard WARNING! Shut down the computer. ● Take along a backup of your bags. Traveling and shipping...
... before shipping, storing, or traveling with a straw extension can become trapped beneath the keys. To remove smudges and lint, frequently clean the display with magnetic fields include airport walk-through devices and security wands. Cleaning the keyboard WARNING! Shut down the computer. ● Take along a backup of your bags. Traveling and shipping...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 52
...and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on , and then shut it down the computer. Switch cover and keyboard Description Switch cover (includes button board and cable) Keyboards for use in Hibernation, turn the computer on page 35...). 44 Chapter 4 Removal and replacement procedures Disconnect all external devices connected to the computer. 3....
...and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on , and then shut it down the computer. Switch cover and keyboard Description Switch cover (includes button board and cable) Keyboards for use in Hibernation, turn the computer on page 35...). 44 Chapter 4 Removal and replacement procedures Disconnect all external devices connected to the computer. 3....
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 53
Turn the computer display-side up, with the front toward you. 4. Remove the following screws: (1) Two Torx T8M2.5×9.0 screws (2) Two Torx T8M2.5×7.0 screws (3) Three Torx T8M2.5×3.0 broad-head screws 2. Remove the switch cover and keyboard: 1. Open the computer as far as possible. Remove the two Torx T8M2.5×7.0 screws that secure the keyboard to the computer. 3. Component replacement procedures 45
Turn the computer display-side up, with the front toward you. 4. Remove the following screws: (1) Two Torx T8M2.5×9.0 screws (2) Two Torx T8M2.5×7.0 screws (3) Three Torx T8M2.5×3.0 broad-head screws 2. Remove the switch cover and keyboard: 1. Open the computer as far as possible. Remove the two Torx T8M2.5×7.0 screws that secure the keyboard to the computer. 3. Component replacement procedures 45
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 54
Lift the switch cover (1) straight up until it disengages from the computer, and slide it back (2) until it rests on the display assembly and switch cover. 46 Chapter 4 Removal and replacement procedures Lift the rear edge of the keyboard (1) until it rests at an angle, and slide it back (2) until it rests on the display assembly. 6. 5.
Lift the switch cover (1) straight up until it disengages from the computer, and slide it back (2) until it rests on the display assembly and switch cover. 46 Chapter 4 Removal and replacement procedures Lift the rear edge of the keyboard (1) until it rests at an angle, and slide it back (2) until it rests on the display assembly. 6. 5.
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 55
Release the zero insertion force (ZIF) connector (1) to which the button board cable is attached, and disconnect the keyboard cable (2) from the system board. 10. Remove the switch cover. Component replacement procedures 47 Release the ZIF connector (1) to install the switch cover and keyboard. Reverse this procedure to which the keyboard cable is attached, and disconnect the button board cable (2) from the system board. 8. Remove the keyboard. 9. 7.
Release the zero insertion force (ZIF) connector (1) to which the button board cable is attached, and disconnect the keyboard cable (2) from the system board. 10. Remove the switch cover. Component replacement procedures 47 Release the ZIF connector (1) to install the switch cover and keyboard. Reverse this procedure to which the keyboard cable is attached, and disconnect the button board cable (2) from the system board. 8. Remove the keyboard. 9. 7.
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 56
...the power cord from the AC outlet and then unplugging the AC adapter from the top cover. Remove the switch cover and keyboard (see Battery on page 35). 5. Remove the two Torx T8M2.5×4.0 screws (2) that secure the speaker to install the speaker. 48...Speaker Description Speaker Spare part number 457614-001 Before removing the speaker, follow these steps: 1. Remove the speaker (3) from the computer. 4. Disconnect the speaker cable (1) from the system board. 2. Remove the speaker: 1. Remove the battery (see Switch cover and keyboard on , and then shut it down the computer...
...the power cord from the AC outlet and then unplugging the AC adapter from the top cover. Remove the switch cover and keyboard (see Battery on page 35). 5. Remove the two Torx T8M2.5×4.0 screws (2) that secure the speaker to install the speaker. 48...Speaker Description Speaker Spare part number 457614-001 Before removing the speaker, follow these steps: 1. Remove the speaker (3) from the computer. 4. Disconnect the speaker cable (1) from the system board. 2. Remove the speaker: 1. Remove the battery (see Switch cover and keyboard on , and then shut it down the computer...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 57
...AC adapter from the clip built into the top cover. Remove the battery (see Switch cover and keyboard on , and then shut it down the computer. Before removing the display lid switch module, follow these steps: 1. Remove the display lid switch module cable from the system board.... 2. Shut down through the operating system. 2. Remove the display lid switch module...
...AC adapter from the clip built into the top cover. Remove the battery (see Switch cover and keyboard on , and then shut it down the computer. Before removing the display lid switch module, follow these steps: 1. Remove the display lid switch module cable from the system board.... 2. Shut down through the operating system. 2. Remove the display lid switch module...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 58
... these steps: 1. Disconnect all external devices connected to the computer. 50 Chapter 4 Removal and replacement procedures Speaker (see Switch cover and keyboard on page 48) c. Remove the four Torx T8M2.5×7.0 screws (1) that secure the display assembly to the computer. 3. Remove the wireless antenna cables (3) from the WLAN module (see Display lid switch module...
... these steps: 1. Disconnect all external devices connected to the computer. 50 Chapter 4 Removal and replacement procedures Speaker (see Switch cover and keyboard on page 48) c. Remove the four Torx T8M2.5×7.0 screws (1) that secure the display assembly to the computer. 3. Remove the wireless antenna cables (3) from the WLAN module (see Display lid switch module...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 62
...(see Hard drive on page 48) e. Remove the following components: a. Hard drive (see Battery on page 42) c. Speaker (see Display lid switch module on page 44) d. Display lid switch module (see Speaker on page 36) b. Switch cover and keyboard (see Display assembly on , and then ...shut it down the computer. Top cover Description Top cover (includes TouchPad board and cable, and TouchPad button board and cable) Spare part number 457616-001 Before removing the top cover, follow these steps:...
...(see Hard drive on page 48) e. Remove the following components: a. Hard drive (see Battery on page 42) c. Speaker (see Display lid switch module on page 44) d. Display lid switch module (see Speaker on page 36) b. Switch cover and keyboard (see Display assembly on , and then ...shut it down the computer. Top cover Description Top cover (includes TouchPad board and cable, and TouchPad button board and cable) Spare part number 457616-001 Before removing the top cover, follow these steps:...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 65
... board (includes cable) TouchPad Miscellaneous Kit (includes TouchPad bracket and TouchPad button board actuators) Spare part number 457617-001 456601-001 457618-001 Before removing the TouchPad board and TouchPad button board, follow these steps: 1. Disconnect the power from the computer by first unplugging the power cord from the ... to which the TouchPad board cable is off or in Hibernation, turn the computer on page 42) c. Hard drive (see Switch cover and keyboard on page 36) b. Switch cover and keyboard (see Hard drive on page 44) d. Component replacement procedures 57
... board (includes cable) TouchPad Miscellaneous Kit (includes TouchPad bracket and TouchPad button board actuators) Spare part number 457617-001 456601-001 457618-001 Before removing the TouchPad board and TouchPad button board, follow these steps: 1. Disconnect the power from the computer by first unplugging the power cord from the ... to which the TouchPad board cable is off or in Hibernation, turn the computer on page 42) c. Hard drive (see Switch cover and keyboard on page 36) b. Switch cover and keyboard (see Hard drive on page 44) d. Component replacement procedures 57
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 67
... drive (see Hard drive on page 48) e. Switch cover and keyboard (see Speaker on page 36) b. Speaker (see Switch cover and keyboard on page 35). 5. Display lid switch module (see Battery on page 44) d. Remove the TouchPad board (1) from the computer. 4. Bluetooth module NOTE: ...The Bluetooth module spare part kit does not include a Bluetooth module cable. Remove the following components: a. Reverse...
... drive (see Hard drive on page 48) e. Switch cover and keyboard (see Speaker on page 36) b. Speaker (see Switch cover and keyboard on page 35). 5. Display lid switch module (see Battery on page 44) d. Remove the TouchPad board (1) from the computer. 4. Bluetooth module NOTE: ...The Bluetooth module spare part kit does not include a Bluetooth module cable. Remove the following components: a. Reverse...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 69
... (see Switch cover and keyboard on page 44) d. Switch cover and keyboard (see Battery on page 48) e. Display assembly (see Speaker on page 35). 5. Disconnect the fan cable (3) and the Bluetooth module cable (4) from the hook (2) built into the base enclosure. 2. Remove the RJ-11 jack (1) from the clip built into the base...
... (see Switch cover and keyboard on page 44) d. Switch cover and keyboard (see Battery on page 48) e. Display assembly (see Speaker on page 35). 5. Disconnect the fan cable (3) and the Bluetooth module cable (4) from the hook (2) built into the base enclosure. 2. Remove the RJ-11 jack (1) from the clip built into the base...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 72
...Description Fan Spare part number 456604-001 Before removing the fan, follow these steps: 1. Switch cover and keyboard (see Top cover on page 44) d. Top cover (see Switch cover and keyboard on page 54) h. System board (see Battery on page 60) Remove the fan: 1. Disconnect the power from ...the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see System ...
...Description Fan Spare part number 456604-001 Before removing the fan, follow these steps: 1. Switch cover and keyboard (see Top cover on page 44) d. Top cover (see Switch cover and keyboard on page 54) h. System board (see Battery on page 60) Remove the fan: 1. Disconnect the power from ...the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see System ...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 74
... connected to the system board. 66 Chapter 4 Removal and replacement procedures Hard drive (see Optical drive on page 36) b. Optical drive (see Hard drive on page 42) c. Turn the system board upside down the computer. Switch cover and keyboard (see Battery on , and then shut it down... heat sink, loosen the six Phillips PM2.5×10.0 screws (1) that secure the heat sink to the computer. 3. Remove the battery (see Switch cover and keyboard on page 60) Remove the heat sink: 1. Display lid switch module (see System board on page 44) d. System board (see Display lid...
... connected to the system board. 66 Chapter 4 Removal and replacement procedures Hard drive (see Optical drive on page 36) b. Optical drive (see Hard drive on page 42) c. Turn the system board upside down the computer. Switch cover and keyboard (see Battery on , and then shut it down... heat sink, loosen the six Phillips PM2.5×10.0 screws (1) that secure the heat sink to the computer. 3. Remove the battery (see Switch cover and keyboard on page 60) Remove the heat sink: 1. Display lid switch module (see System board on page 44) d. System board (see Display lid...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 76
...-001 456575-001 462345-001 462619-001 446889-001 446888-001 459462-001 Before removing the processor, follow these steps: 1. Remove the battery (see Switch cover and keyboard on page 44) 68 Chapter 4 Removal and replacement procedures Switch cover and keyboard (see Battery on page 36) b. Disconnect all external devices connected to the ... adapter from the computer. 4. If you are unsure whether the computer is off or in Hibernation, turn the computer on page 42) c. Remove the following components: a. Hard drive (see Optical drive on , and then shut it down the computer.
...-001 456575-001 462345-001 462619-001 446889-001 446888-001 459462-001 Before removing the processor, follow these steps: 1. Remove the battery (see Switch cover and keyboard on page 44) 68 Chapter 4 Removal and replacement procedures Switch cover and keyboard (see Battery on page 36) b. Disconnect all external devices connected to the ... adapter from the computer. 4. If you are unsure whether the computer is off or in Hibernation, turn the computer on page 42) c. Remove the following components: a. Hard drive (see Optical drive on , and then shut it down the computer.
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 78
...(see Top cover on page 42) c. Display assembly (see System board on page 50) g. System board (see Display assembly on page 60) Remove the modem module: 1. Modem module NOTE: The modem module spare part kit does not include a modem module cable. Disconnect all external devices connected...the computer on page 36) b. Display lid switch module (see Switch cover and keyboard on page 49) f. Remove the two Phillips PM2.5×4.0 screws (1) that secure the modem module to the computer. 3. Switch cover and keyboard (see Display lid switch module on page 44) d. Hard drive (see Hard ...
...(see Top cover on page 42) c. Display assembly (see System board on page 50) g. System board (see Display assembly on page 60) Remove the modem module: 1. Modem module NOTE: The modem module spare part kit does not include a modem module cable. Disconnect all external devices connected...the computer on page 36) b. Display lid switch module (see Switch cover and keyboard on page 49) f. Remove the two Phillips PM2.5×4.0 screws (1) that secure the modem module to the computer. 3. Switch cover and keyboard (see Display lid switch module on page 44) d. Hard drive (see Hard ...
HP Compaq 6820s Notebook PC - Maintenance and Service Guide
Page 80
...to the computer. 3. Display assembly (see Hard drive on page 44) d. Hard drive (see Display assembly on page 60) Remove the RTC battery: 1. Switch cover and keyboard (see Display lid switch module on , and then shut it uninstalled for 5 or more minutes causes all external devices connected ...to be cleared. Display lid switch module (see Switch cover and keyboard on page 36) b. RTC battery NOTE: Removing the RTC battery and leaving it down the computer. Disconnect the power from the computer by first unplugging the power ...
...to the computer. 3. Display assembly (see Hard drive on page 44) d. Hard drive (see Display assembly on page 60) Remove the RTC battery: 1. Switch cover and keyboard (see Display lid switch module on , and then shut it uninstalled for 5 or more minutes causes all external devices connected ...to be cleared. Display lid switch module (see Switch cover and keyboard on page 36) b. RTC battery NOTE: Removing the RTC battery and leaving it down the computer. Disconnect the power from the computer by first unplugging the power ...