HP Pavilion 15-bc300

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Heat sink (see Heat sink on page 45).
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PCH heat sink (see PCH heat sink on page 47).
Remove the system board:
1. Disconnect the following cables:
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Wireless antenna cable (1)
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Speaker cable (2)
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Keyboard cable (ZIF) (3)
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Display cable (ZIF) (4)
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USB board cable (ZIF) (5)
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TouchPad cable (ZIF) (6)
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Keyboard backlight cable (ZIF) (7)
54 Chapter 5 Removal and replacement procedures for authorized service provider parts