HP Elite Dragonfly 13.5 Maintenance and Service Guide - Page 61

Heat sink and fan assembly, Remove the battery see

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3. Remove the SIM card from the SIM card holder (1). Rotate the system board up (2), and then remove the system board from the computer (3). Reverse this procedure to install the system board. Heat sink and fan assembly To remove the heat sink, use these procedures and illustrations. Table 5-11 Heat sink descriptions and part numbers Description Heat sink with fan Thermal pad kit Spare part number N11560-001 N19698-001 Before removing the heat sink, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 38). 2. Remove the bottom cover (see Bottom cover on page 38). 3. Remove the battery (see Battery on page 39). Remove the heat sink: 1. In the order indicated on the heat sink, remove the four Phillips M2.0 × 4.0 screws (1) that secure the heat sink to the computer. 52 Chapter 5 Removal and replacement procedures for authorized service provider parts

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3.
Remove the SIM card from the SIM card holder
(1)
. Rotate the system board up
(2)
, and then remove the
system board from the computer
(3)
.
Reverse this procedure to install the system board.
Heat sink and fan assembly
To remove the heat sink, use these procedures and illustrations.
Table 5-11
Heat sink descriptions and part numbers
Description
Spare part number
Heat sink with fan
N11560-001
Thermal pad kit
N19698-001
Before removing the heat sink, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly
on page
38
).
2.
Remove the bottom cover (see
Bottom cover
on page
38
).
3.
Remove the battery (see
Battery
on page
39
).
Remove the heat sink:
1.
In the order indicated on the heat sink, remove the four Phillips M2.0 × 4.0 screws
(1)
that secure the
heat sink to the computer.
52
Chapter 5
Removal and replacement procedures for authorized service provider parts