HP Mini CQ10-100 Compaq Mini CQ10 Notebook PC - Maintenance and Service Guide - Page 50

RTC battery, Disconnect the RTC battery cable

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RTC battery Description RTC battery Spare part number 537616-001 Before removing the real-time clock (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 Battery on page 35). 5. If your computer has WWAN capability, remove the SIM (see SIM on page 36). 6. Remove the Keyboard (see Keyboard on page 39). Remove the RTC battery: 1. Disconnect the RTC battery cable (1) from the system board. 2. Detach the RTC battery (2) from the system board. NOTE: The RTC battery is attached to the system board with double-sided tape. Reverse this procedure to install the RTC battery. 42 Chapter 4 Removal and replacement procedures

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RTC battery
Description
Spare part number
RTC battery
537616-001
Before removing the real-time clock (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
Battery
on page
35
).
5.
If your computer has WWAN capability, remove the SIM (see
SIM
on page
36
).
6.
Remove the Keyboard (see
Keyboard
on page
39
).
Remove the RTC battery:
1.
Disconnect the RTC battery cable
(1)
from the system board.
2.
Detach the RTC battery
(2)
from the system board.
NOTE:
The RTC battery is attached to the system board with double-sided tape.
Reverse this procedure to install the RTC battery.
42
Chapter 4
Removal and replacement procedures