Compaq 621 Support Question
Compaq 621 Support Question
Find answers below for this question about Compaq 621 - Notebook PC.Need a Compaq 621 manual? We have 9 online manuals for this item!
Question posted by mdasssdb on April 4th, 2014
Wifi Switch On
how to switch on the wifi button in compaq 621 notebook
Current Answers
Related Compaq 621 Manual Pages
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 7
Table of contents
1 Product description ...1
2 External component identification ...9 Top Components ...9 TouchPad ...9 Lights ...10 Buttons, switch, and speaker 11 Keys ...12 Front components ...14 Right-side components ...14 Left-side components ...15 Bottom components ...16 Multimedia components ...17 Wireless antennas (select ...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 8
... Memory module ...55 WLAN module ...57 Optical drive ...58 Fan ...60 Heat sink ...61 Processor ...62 Palm rest ...64 Keyboard ...69 Top cover ...73 Power switch board ...78 Bluetooth module ...80 USB connector assembly 81 Speaker ...83 Display assembly ...84 System board ...92 Main battery connector ...96 RTC battery ...98 Modem...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 11
1 Product description
Category Product Name
Processors
Description
Compaq 320 Notebook PC Compaq 321 Notebook PC Compaq 420 Notebook PC Compaq 421 Notebook PC Compaq 620 Notebook PC Compaq 621 Notebook PC HP 420 Notebook PC HP 620 Notebook PC Intel® Celeron® processors T3300, 2.00-GHz, 800-MHz FSB, 1-MB cache T3100, 1.90-GHz, 800-MHz FSB, 1-MB cache T1700, 1.83-GHz, 667-...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 21
...
Component (1) Speaker (2) Internal display switch
(3) Power button
Description
Produces sound. Turns off the display if the panel lid is closed while the ...shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to turn off , press the button to turn on the computer.
● When the computer is on, press the button to shut down the computer.
● When the...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 35
... technology For use in computers with discrete graphics subsystems
605750-001
Fan
605791-001
Power switch board
605794-001
System board (includes RTC battery and replacement thermal material)
System board... (7) (8) (9)
(10)
(11) (12) (13) (14) (15)
(16)
Description
Top cover for Compaq 35.6-cm (14.0-in) computers
605776-001
Top cover for HP 39.6-cm (15.6-in) computers
605777-001
Top ...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 48
... 605813-031 605813-041
Description
Rubber Kit for 33.8-cm (13.3-in) and 35.6-cm (14.0-in) computers
Screw Kit
Fan
Speaker
Cable Kit
Power switch board
TouchPad board
USB board
Audio board
Hard drive extender
Optical drive extender for 39.6-cm (15.6-in) computers
Optical drive extender for 35.6-cm...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 61
Reverse this procedure to install the switch cover.
Slide the service door (2) away from the computer. Component replacement procedures 51 2.
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 82
Rest the keyboard on its edge and slide the keyboard back toward the display then, release the ZIF connector (1) to install the switch cover and keyboard.
72 Chapter 4 Removal and replacement procedures 4. Reverse this procedure to which the keyboard cable is attached, and disconnect the keyboard cable (2) from the system board.
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 85
Component replacement procedures 75 Rotate the top cover up (1) and remove it from the base enclosure (2). Release the ZIF connector (1) and remove the power switch cable (2). 6. 5.
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 87
Component replacement procedures 77 4. Turn the computer over so it is right-side up and remove five Torx M2.5×6.0 screws. 5. Release the ZIF connector (1) and disconnect the power switch cable (2).
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 88
6. Before removing the power switch board, follow these steps: 1. Disconnect the power from the computer by first unplugging ...whether the computer is 605794-001. Remove the battery (see Service door on page 49). 5. Power switch board
The spare part number for the power switch board used in Hibernation, turn
the computer on page 69).
78 Chapter 4 Removal and replacement procedures Remove...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 89
... connector (1) and disconnect the ribbon cable (2) from the system board.
2. Remove the Phillips M2.5×3.0 broadhead screw (1) that secures the board to install the power button board. Reverse this procedure to the base pan, raise the end of the board (2), and then slide the board out of the retainer (3).
Component replacement...
Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebook PCs - Maintenance and Service Guide - Page 126
...; Enable/disable embedded WLAN Device Radio. ● Enable/disable embedded Bluetooth Device Radio. ● Enable/disable Network Interface Controller (NIC) ● Enable/disable LAN/WLAN Switching. ● Enable/disable Wake on LAN. ● Enable/disable the integrated camera (webcam) ● Enable/disable USB port. ● Enable/disable ExpressCard slot.
116 Chapter...
Installing SATA Drivers on HP Notebook PCs - White Paper - Page 2
...personnel and customers. In addition, you must have a Microsoft OS license for each system on HP Notebook PC models. adding SATA drivers to all systems using Intel Matrix SATA AHCI Storage controllers. using WinPE.... is available at www.microsoft.com. building an image and switching to SATA AHCI mode; Benefits of the latest System IDs, please contact your company's designated HP ...
Notebook PC User Guide - Windows 7 - Page 142
...button state (enabled by default).
130 Chapter 13 Computer Setup Options include the following:
◦ Disabled
◦ Boot to Network (default setting)
◦ Follow Boot Order
● Enable/disable the ambient light sensor (enabled by default).
● Enable/disable the notebook... default).
● Enable/disable LAN/WLAN switching (disabled by default).
● Set the wake on LAN state.
Notebook PC User Guide - Windows 7 - Page 157
...67, 69 checking audio functions 44 cleaning display 143 keyboard 143 pen holder 143 tablet PC pen 143 TouchPad 143 cleaning guidelines 142 cleaning procedures 143 cleaning products 142 compartments memory... software 77 disk sanitizer 127 diskette drive 78, 85 display cleaning 143 image, switching 34 screen brightness hotkeys 34 drive media 61 DriveLock password changing 104 description 103 entering...
Notebook PC User Guide - Windows Vista - Page 138
...button state (enabled by default).
126 Chapter 13 Computer Setup Options include the following:
◦ Disabled
◦ Boot to Network (default setting)
◦ Follow Boot Order
● Enable/disable the ambient light sensor (enabled by default).
● Enable/disable the notebook... default).
● Enable/disable LAN/WLAN switching (disabled by default).
● Set the wake on LAN state.
Notebook PC User Guide - Windows Vista - Page 153
... checking audio functions 42 cleaning
display 139 keyboard 139 pen holder 139 tablet PC pen 139 TouchPad 139 cleaning guidelines 138 cleaning procedures 139 cleaning products 138 ... Disk Defragmenter software 75 disk sanitizer 123 diskette drive 76, 83 display cleaning 139 image, switching 33 screen brightness hotkeys 33 drive media 58 DriveLock password changing 102 description 101 entering 102 ...
Notebook PC User Guide - Windows XP - Page 139
...; Enable/disable the wireless button state (enabled by default)....controller (LAN) (enabled by default).
● Enable/disable LAN/WLAN switching (disabled by default).
● Enable/disable embedded WWAN device (select models...disable the ambient light sensor (enabled by default).
● Enable/disable the notebook upgrade bay device (enabled by default).
● Enable/disable the fingerprint ...
Notebook PC User Guide - Windows XP - Page 154
cleaning display 140 keyboard 140 pen holder 140 tablet PC pen 140 TouchPad 140
cleaning guidelines 139 cleaning procedures 140 cleaning products 139 ... Defragmenter software 74 disk performance 74 disk sanitizer 124 diskette drive 75, 82 display cleaning 140 image, switching 33 screen brightness hotkeys 33 drive media 59 DriveLock password changing 101 description 100 entering 101 removing 102 ...
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