RTC battery
Description
Spare part number
RTC battery
718440-001
Before removing the RTC battery, 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 RTC battery:
▲
Using a thin tool or screwdriver, disengage the battery from the socket (1), and then remove the battery
(2).
Reverse this procedure to install the RTC battery.
Component replacement procedures
35
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 ...