HP Dv4-1124nr HP Pavilion dv4 Entertainment PC - Maintenance and Service Guide - Page 120

Modem module cable

Page 120 highlights

Modem module cable Description Modem module cable for use with computer models with Intel processors Spare part number 494981-001 Before removing the modem module cable, 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 55) 5. Remove the following components: a. Hard drive (see Hard drive on page 59) b. WLAN cover (see WLAN module on page 62) c. Optical drive (see Optical drive on page 57) d. Keyboard (see Keyboard on page 72) e. Keyboard cover (see Keyboard cover on page 74) f. Display assembly (see Display assembly on page 80) g. Top cover (see Top cover on page 92) h. Modem module (see Modem module on page 99) i. System board (see System board on page 107) j. USB board (see USB board on page 103) k. Audio board (seeAudio board on page 101) Remove the modem module cable: 1. Disconnect the modem module cable from the system board (1). 112 Chapter 4 Removal and replacement procedures

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Modem module cable
Description
Spare part number
Modem module cable for use with computer models with Intel processors
494981-001
Before removing the modem module cable, 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
55
)
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
59
)
b.
WLAN cover (see
WLAN module
on page
62
)
c.
Optical drive (see
Optical drive
on page
57
)
d.
Keyboard (see
Keyboard
on page
72
)
e.
Keyboard cover (see
Keyboard cover
on page
74
)
f.
Display assembly (see
Display assembly
on page
80
)
g.
Top cover (see
Top cover
on page
92
)
h.
Modem module (see
Modem module
on page
99
)
i.
System board (see
System board
on page
107
)
j.
USB board (see
USB board
on page
103
)
k.
Audio board (see
Audio board
on page
101
)
Remove the modem module cable:
1.
Disconnect the modem module cable from the system board
(1).
112
Chapter 4
Removal and replacement procedures