Reverse this procedure to install the speakers.
Thermal shield
NOTE:
The spare part number for the thermal shield is 617451-001.
Before removing the thermal shield, 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 power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery on page 45
).
5.
Remove the switch cover and keyboard (see
Switch cover and keyboard on page 46
).
NOTE:
It is not necessary to disconnect the keyboard cable from the system board before
removing the thermal shield.
Remove the thermal shield on the 15.6-in computer:
1.
Position the computer right-side up with the front toward you.
2.
Remove the two PM2.5×3.0 screws
(1 and 2)
from the thermal shield.
3.
Raise the thermal shield
(3)
and remove it
(4)
from the computer.
56
Chapter 4 Removal and replacement procedures
Summary of Contents for ProBook 4525s - Notebook PC
Page 1: ...HP ProBook 4525s Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 8: ...10 Recycling 131 Battery 131 Display 131 Index 137 viii ...
Page 135: ...RJ 11 modem Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused RJ 11 modem 127 ...
Page 149: ......
