HP Pavilion Dv6600 Entertainment Notebook Pc Series Service Guide

Equipment guidelines
Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation.
●When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps
with a minimum of one megohm ±10% resistance in the ground cords. To provide proper ground,
wear a strap snugly against the skin at all times. On grounded mats with banana-plug connectors,
use alligator clips to connect a wrist strap.
●When standing, use foot straps and a grounded floor mat....

Unknown user password
If the computer you are servicing has an unknown user password, follow these steps to clear the password.
NOTE:These steps also clear CMOS.
Before disassembling the computer, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the...

Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 83 screws and standoffs, in 12 different sizes, that must be removed, replaced, or
loosened when servicing the computer. Make special note of each screw and standoff size and location
during removal and replacement.
Serial number
Report the computer serial number to HP when requesting information or ordering spare parts. The serial
number is located on the bottom of the computer.
Component...

Battery
DescriptionSpare part number
12-cell, 8.80-Ah Li-ion battery451864-001
6-cell, 2.55-Ah Li-ion battery446507-001
6-cell, 2.20-Ah Li-ion battery446506-001
Before disassembling the computer, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the...

Camera module
NOTE:If it has been determined that the camera module is the component that must be replaced to
complete the computer repair, the display assembly does not have to be removed. Follow the procedures
in this section to replace the camera module. For information on replacing the display assembly and other
display assembly internal components, see 
Display assembly on page 68.
DescriptionSpare part number
Camera module (includes 2-sided tape) 446486-001
Before removing the camera module, follow...

6.Release the display bezel top edge (3).
7.Release the camera module (1) from the display enclosure as far as the camera module cable allows.
8.Disconnect the camera module cable (2) from the camera module.
9.Remove the camera module.
Reverse this procedure to install the camera module.
48 Chapter 4   Removal and replacement procedures 

Display inverter
NOTE:If it has been determined that the display inverter is the component that must be replaced to
complete the computer repair, the display assembly does not have to be removed. Follow the procedures
in this section to replace the display inverter. For information on replacing the display assembly and other
display assembly internal components, see 
Display assembly on page 68.
DescriptionSpare part number
Display inverter (includes 2-sided tape) 431391-001
Before removing the display...

6.Release the display bezel bottom edge (3).
7.Release the display inverter (1) as far as the display panel cable and the backlight cable allow.
8.Disconnect the display panel cable (2) and the backlight cable (3) from the display inverter.
9.Remove the display inverter.
Reverse this procedure to install the display inverter.
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Hard drive
NOTE:All hard drive spare part kits include a hard drive bracket.
DescriptionSpare part number
250-GB, 5400-rpm453775-001
200-GB, 4200-rpm451863-001
160-GB, 5400-rpm451862-001
120-GB, 5400-rpm446498-001
80-GB, 5400-rpm446497-001
60-GB, 5400-rpm446496-001
Before removing the hard drive, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.Disconnect all external...

4.Use the Mylar tab (1) to lift the hard drive (2) until it disconnects from the computer.
5.Remove the hard drive from the hard drive bay.
6.If it is necessary to remove the hard drive bracket, remove the four Phillips PM3.0×3.0 hard drive
bracket screws (1) that secure the hard drive bracket to the hard drive.
7.Lift the bracket (2) straight up to remove it from the hard drive.
Reverse this procedure to reassemble and install the hard drive.
52 Chapter 4   Removal and replacement procedures