HP 6515b manual Description Spare part number SIM slot board 443907-001

SIM slot board

NOTE: This section applies only to computer models with WWAN capability.

Description	Spare part number
SIM slot board	443907-001

Before removing the SIM slot board, 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 46).

5.Remove the following components:

a.Hard drive (see Hard drive on page 50)

b.Memory/WLAN module compartment cover (see Expansion memory module on page 54)

c.Optical drive (see Optical drive on page 60)

d.Keyboard (see Keyboard on page 62)

e.Switch cover (see Switch cover on page 68)

f.Fan (see Fan on page 69)

g.Heat sink (see Heat sink on page 71)

h.Display assembly (see Display assembly on page 75)

i.Top cover (see Top cover on page 79)

j.System board (see System board on page 86)

Remove the SIM slot board:

1.Turn the system board right-side up, with the front toward you.

92 Chapter 4 Removal and replacement procedures