compaq notebook evo n150 series User Manual

Removal and Replacement Procedures
Maintenance and Service Guide5–5
5.5 Hinge Covers
The hinge covers are included in the Miscellaneous Plastics Kit
(spare part number 239039-001).
1. Prepare the computer for disassembly (Section 5.3).
2. Turn the computer top side up with the front facing you.
3. Open the computer.
4. Use a flat blade screwdriver to pry up on the front edge of the
left

and righthinge covers (Figure 5-3).
Figure 5-3. Removing the Hinge Covers
5. Remove the hinge covers.
Reverse the...

5–6Maintenance and Service Guide
Removal and Replacement Procedures
5.6 Keyboard
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the hinge covers (Section 5.5).
Keyboard Cover
Spare Part Number Information
Keyboard
Czech
Danish
European
French
French Canadian
German
Hebrew
Hungarian
International
Italian
Japanese239054-221
239054-081
239054-021
239054-051
239054-121
239054-041
239054-BB1
239054-211
239054-002
239054-061
239054-291Korean
Norwegian
Portuguese
Russian
Spanish
Swedish
Swiss...

Removal and Replacement Procedures
Maintenance and Service Guide5–7
3. Remove the two pewter M2.5 × 7.0 screws
that secure the
keyboard to the top cover (Figure 5-4).
4. Lift up the back edge of the keyboard and swing it up and
forward
until it rests on the top cover.
5. Release the zero insertion force (ZIF) connector
to which
the keyboard cable is connected and disconnect the keyboard
cable
.
Figure 5-4. Removing the Keyboard
6. Remove the keyboard.
Reverse the above procedure to install the keyboard. 

5–8Maintenance and Service Guide
Removal and Replacement Procedures
5.7 Display

When the display screws are removed, the display assembly is
unsupported. Make sure to provide support for the display
assembly when removing the display screws.
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the hinge covers (Section 5.5).
3. Disconnect the display cable

from the system board
(Figure 5-5).
4. Remove the four silver M2.5 × 8.0 screws
that secure the
display to the base enclosure.
Figure...

Removal and Replacement Procedures
Maintenance and Service Guide5–9
5. Remove the display.

To ensure proper alignment of the display during replacement,
loosely install the screws in the

,,,sequence indicated in
Figure 5-6. Tighten the screws after all four have been been
loosely installed.
After tightening the display screws, tuck the display cable into the
slotinthebaseenclosure.
Figure 5-6. Installing the Display Screws
Reverse the above procedure to install the display. 

5–10Maintenance and Service Guide
Removal and Replacement Procedures
5.8 EMI Shield
The EMI shield is included in the Miscellaneous Hardware Kit
(spare part number 239052-001).
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
a. Hinge covers (Section 5.5)
b. Keyboard (Section 5.6)
c. Display (Section 5.7)
2. Remove the black M2 × 12.5 screw

that secures the EMI
shield to the base enclosure (Figure 5-7).
3. Lift the back edge of the EMI shield up and swing it...

Removal and Replacement Procedures
Maintenance and Service Guide5–11
5.9 Top Cover

There are 18 screws in three different sizes that must be removed
and replaced during replacement of the top cover. Make special
note of each screw size and location when removing and
replacing screws.
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
a. Hinge covers (Section 5.5)
b. Keyboard (Section 5.6)
c. Display (Section 5.7)
d. EMI shield (Section 5.8)
2. Turn the computer...

5–12Maintenance and Service Guide
Removal and Replacement Procedures
3. Remove the following screws:
Nine pewter M2.5 × 7.0 screws from the recesses in the
bottom of the computer

(Figure 5-8)
Two black M2.5 × 4.5 screwsfrom the bottom of the
computer
One silver M2 × 5.5 screwfrom the battery bay
Three black M2.5 × 4.5 screwsfrom the rear panel of
computer
Figure 5-8. Removing the Top Cover Screws 

Removal and Replacement Procedures
Maintenance and Service Guide5–13
4. Turn the computer top side up with the front facing you.
5. Disconnect the display lid switch board

, microphone,
and right
and leftspeaker cables (Figure 5-9).
6. Release the ZIF connector
to which the TouchPad cable is
connected and disconnect the TouchPad cable
.
Figure 5-9. Disconnecting Top Cover Connectors 

5–14Maintenance and Service Guide
Removal and Replacement Procedures
7. Remove the two pewter M2.5 × 7.0 screws
and the black
M2.5 × 4.5 screw
that secure the top cover to the base
enclosure (Figure 5-10).
8. Liftthebackedgeofthetopcover
and swing it up and
forward.
Figure 5-10. Removing the Top Cover
9. Remove the top cover.
Reverse the above procedure to install the top cover.