HP Pavilion dm1-4400 HP Pavilion dm1 Entertainment PC Maintenance and Service - Page 45

Battery, SIM (select models only), Remove the SIM

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Battery Description 6-cell, 55-Whr, 2.55-Ah Li-ion battery 3-cell, 28-Whr, 2.55-Ah Li-ion battery Spare part number 646757-001 646755-001 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 power cord from the AC outlet and then unplugging the AC adapter from the computer. Remove the battery: 1. Slide the battery/service door latch (1) to release the battery. 2. Pivot the front edge of the battery (2) up and back. 3. Remove the battery from the computer. To insert the battery: 1. Align the tabs on the rear edge of the battery with the notches on the rear edge of the battery bay. 2. Pivot the front edge of the battery down into the battery bay until it is seated. (The battery release latch will automatically lock into place.) SIM (select models only) NOTE: The SIM is provided by the end-user as a security measure for the WWAN module. The SIM should be removed, placed into a static-dissipative container, and then replaced when the computer is reassembled. Before removing the SIM, 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 37). Remove the SIM: 1. Press in on the SIM (1) to release it from the SIM slot. Component replacement procedures 37

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Battery
Description
Spare part number
6-cell, 55-Whr, 2.55-Ah Li-ion battery
646757-001
3-cell, 28-Whr, 2.55-Ah Li-ion battery
646755-001
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 power cord from the AC outlet
and then unplugging the AC adapter from the computer.
Remove the battery:
1.
Slide the battery/service door latch
(1)
to release the battery.
2.
Pivot the front edge of the battery
(2)
up and back.
3.
Remove the battery from the computer.
To insert the battery:
1.
Align the tabs on the rear edge of the battery with the notches on the rear edge of the battery
bay.
2.
Pivot the front edge of the battery down into the battery bay until it is seated. (The battery
release latch will automatically lock into place.)
SIM (select models only)
NOTE:
The SIM is provided by the end-user as a security measure for the WWAN module. The SIM
should be removed, placed into a static-dissipative container, and then replaced when the computer
is reassembled.
Before removing the SIM, 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
37
).
Remove the SIM:
1.
Press in on the SIM
(1)
to release it from the SIM slot.
Component replacement procedures
37