DELL inspiron 4100 User Manual

System Board: Dell Inspiron 4150 
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System Board 
Dell™ Inspiron™ 4150 
Removing the System Board 
The system boards BIOS chip contains the service tag sequence, which is\
 also visible 
on a barcode label on the bottom of the computer. The replacement kit fo\
r the system 
board includes a CD that provides a utility for transferring the service\
 tag sequence to 
the replacement system board.
NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and...

System Board: Dell Inspiron 4150 
guard to the bottom case. 
 
1 fan guard
2 M2.5 x 5-mm screws (9)
10.  Turn the computer over and remove the M2.5 x 5-mm screw, which is labele\
d  circle B with an arrow, by the battery connector on the front center o\
f the 
system board. 
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System Board: Dell Inspiron 4150 
 
1 M2.5 x. 5-mm screw (1)
11.  Remove the 
speaker assemblies from the bottom case. 
12.  Pull the right side of the bottom case, next to the external headphone a\
nd  microphone connectors, away from the system board as you simultaneously \
lift 
the front of the system board out and away from the bottom case. 
Replacing the System Board 
1.  Install the microprocessor on the replacement system board. 
2.  Install the replacement system board:  a.  Insert the external...

System Board: Dell Inspiron 4150 
bottom case. 
b.  Replace the six M2.5 x 5-mm screws, starting on the right side of the  bottom case. 
c.  Replace the fan guard, inserting the tab into the bottom case, and repla\
ce  the three M2.5 x 5-mm screws. Replacing the screw opposite the tab first\
 
makes it easier to insert and replace the other two screws. 
3.  Install the modem and the microprocessor thermal cooling assembly that y\
ou  removed from the old system board. 
HINT: Route cables so that they are...

Before You Remove or Replace Parts: Dell Inspiron 4150 
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Before You Remove or Replace Parts 
Dell™ Inspiron™ 4150 
  Preparing to Work Inside the Computer
  Recommended Tools
  Screw Identification
Preparing to Work Inside the Computer
 CAUTION: Only a certified service technician should perform repairs on 
your computer. Damage due to servicing that is not authorized by Dell 
is not covered by your warranty. Read and follow applicable safety 
instructions in the Owners Manual that...

Before You Remove or Replace Parts: Dell Inspiron 4150 
7.  Disconnect all other external cables from the computer. 
8.  Remove any installed PC Cards or plastic blanks from the PC Card slot. 
9.  Close the display and turn the computer upside down on a flat work surfa\
ce. 
NOTICE: To avoid damaging the system board, you must remove the main 
battery and secondary battery (if present) before you service the comp\
uter. 
10.  Remove the primary battery from the battery bay and the secondary batter\
y...

Before You Remove or Replace Parts: Dell Inspiron 4150 
 
1 back
2 right
3 front
4 left
Screw Identification
When you are removing and replacing components, photocopy the place mat \
as a tool 
to lay out and keep track of the screws. The place mat provides the numb\
er of screws 
and their sizes.
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Before You Remove or Replace Parts: Dell Inspiron 4150 
 
NOTICE: When reinstalling a screw, you must use a screw of the correct 
diameter and length. Make sure that the screw is properly aligned with i\
ts 
corresponding hole, and avoid over tightening. 
Hard Drive Door:
(1 each)
  Keyboard to
Bottom Case:
(5 each)
 
Display Bezel:
(6 each)
 
Rubber Screw Covers (6 
each) Hinge Bracket to Bottom 
Case:
(5 each) 
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Before You Remove or Replace Parts: Dell Inspiron 4150 
Display Assembly to Top 
Cover:
(5 each)
 Display-Feed Flex Cable:
(4 each)
 
Palm Rest to
Bottom Case:
(5 each) (3 each)
  Hybrid Cooling Fan:
(2 each) (1 each) 
System Board to Bottom 
Case:
(10 each)
  Modem to 
System Board:
(2 each) 
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Before You Remove or Replace Parts: Dell Inspiron 4150 
Display Latch:
(2 each) (2 each)
 Memory Module Cover:
(2 captive screws)
(1 each)
The single screw is one of 
the five keyboard screws.
 
Back to Contents Page
 
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