Heat sink assembly
NOTE:
The heat sink assembly spare part kit includes replacement thermal materials.
Description
Spare part number
Heat sink
813507-001
NOTE:
To properly ventilate the computer, allow at least 7.6 cm (3.0 in) of clearance on the left side of the
computer. The computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and
is designed to turn on automatically when high temperature conditions exist. These conditions are affected by
high external temperatures, system power consumption, power management/battery conservation
configurations, battery fast charging, and software requirements. Exhaust air is displaced through the
ventilation grill located on the left side of the computer.
Before removing the heat sink assembly, 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
5.
Remove the bottom cover (see
).
To remove the heat sink assembly:
1.
In the order stamped on the heat sink, loosen the screws (1) that secure the heat sink to the system
board.
Component replacement procedures
41
Summary of Contents for mt245
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...
Page 26: ...18 Chapter 3 Illustrated parts catalog ...
Page 64: ...56 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts ...
Page 70: ...62 Chapter 6 Computer Setup BIOS and MultiBoot ...
Page 72: ...64 Chapter 7 Device management ...
Page 76: ...68 Chapter 8 Diagnostics and Troubleshooting ...
Page 80: ...72 Chapter 10 Adding an Image Restore Tool ...
Page 88: ...80 Chapter 12 Statement of Volatility ...
Page 92: ...84 Chapter 13 Power cord set requirements ...
Page 94: ...86 Chapter 14 Recycling ...
Page 98: ...90 Index ...